integrate V-USB support into ps2_usb

This commit is contained in:
tmk 2011-02-21 15:43:17 +09:00
parent 47f5d8b545
commit fb8d23c60c
27 changed files with 176 additions and 1183 deletions

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@ -47,7 +47,7 @@ FORMAT = ihex
# Object files directory
# To put object files in current directory, use a dot (.), do NOT make
# this an empty or blank macro!
OBJDIR = obj
OBJDIR = obj_$(TARGET)
# Optimization level, can be [0, 1, 2, 3, s].
@ -121,7 +121,7 @@ CFLAGS += -Wstrict-prototypes
CFLAGS += -Wa,-adhlns=$(@:%.o=%.lst)
CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
CFLAGS += $(CSTANDARD)
CFLAGS += -include config.h
CFLAGS += -include $(CONFIG_H)
#---------------- Compiler Options C++ ----------------
@ -149,7 +149,7 @@ CPPFLAGS += -Wundef
CPPFLAGS += -Wa,-adhlns=$(@:%.o=%.lst)
CPPFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
#CPPFLAGS += $(CSTANDARD)
CPPFLAGS += -include config.h
CPPFLAGS += -include $(CONFIG_H)
#---------------- Assembler Options ----------------
@ -162,7 +162,7 @@ CPPFLAGS += -include config.h
# -listing-cont-lines: Sets the maximum number of continuation lines of hex
# dump that will be displayed for a given single line of source input.
ASFLAGS = $(ADEFS) -Wa,-adhlns=$(@:%.o=%.lst),-gstabs,--listing-cont-lines=100
ASFLAGS += -include config.h
ASFLAGS += -include $(CONFIG_H)
#---------------- Library Options ----------------
@ -273,7 +273,6 @@ OBJDUMP = avr-objdump
SIZE = avr-size
AR = avr-ar rcs
NM = avr-nm
AVRDUDE = avrdude
REMOVE = rm -f
REMOVEDIR = rmdir
COPY = cp
@ -377,7 +376,7 @@ gccversion :
# Program the device.
program: $(TARGET).hex $(TARGET).eep
$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
$(PROGRAM_CMD)
# Generate avr-gdb config/init file which does the following:

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@ -8,7 +8,7 @@
#include "util.h"
#include "timer.h"
#include "layer.h"
#include "matrix_skel.h"
#include "matrix.h"
#include "command.h"
#ifdef HOST_PJRC
@ -107,6 +107,8 @@ uint8_t command_proc(void)
break;
#ifdef USB_NKRO_ENABLE
case KB_N:
host_clear_keyboard_report();
host_send_keyboard_report();
keyboard_nkro = !keyboard_nkro;
if (keyboard_nkro)
print("USB_NKRO: enabled\n");

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@ -1,392 +0,0 @@
#include <stdbool.h>
#include <avr/io.h>
#include <avr/interrupt.h>
#include <util/delay.h>
#include "print.h"
#include "debug.h"
#include "timer.h"
#include "util.h"
#include "jump_bootloader.h"
#include "usb_keyboard.h"
#include "usb_keycodes.h"
#include "usb.h"
#include "layer.h"
#include "matrix_skel.h"
#include "keymap_skel.h"
#include "key_process.h"
#ifdef MOUSEKEY_ENABLE
# include "mousekey.h"
#endif
#ifdef PS2_MOUSE_ENABLE
# include "ps2_mouse.h"
#endif
#ifdef USB_EXTRA_ENABLE
# include "usb_extra.h"
#endif
#ifdef USB_MOUSE_ENABLE
# include "usb_mouse.h"
#endif
// TODO: refactoring
void proc_matrix(void) {
bool modified = false;
uint8_t fn_bits = 0;
matrix_scan();
modified = matrix_is_modified();
if (modified) {
if (debug_matrix) matrix_print();
#ifdef DEBUG_LED
// LED flash for debug
DEBUG_LED_CONFIG;
DEBUG_LED_ON;
#endif
}
if (matrix_has_ghost()) {
// should send error?
debug("matrix has ghost!!\n");
return;
}
usb_keyboard_swap_report();
usb_keyboard_clear_report();
for (int row = 0; row < matrix_rows(); row++) {
for (int col = 0; col < matrix_cols(); col++) {
if (!matrix_is_on(row, col)) continue;
uint8_t code = layer_get_keycode(row, col);
if (code == KB_NO) {
// do nothing
} else if (IS_MOD(code)) {
usb_keyboard_add_mod(code);
} else if (IS_FN(code)) {
fn_bits |= FN_BIT(code);
}
#ifdef MOUSEKEY_ENABLE
else if (IS_MOUSEKEY(code)) {
mousekey_decode(code);
}
#endif
#ifdef USB_EXTRA_ENABLE
// audio control & system control
else if (code == KB_MUTE) {
usb_extra_audio_send(AUDIO_MUTE);
usb_extra_audio_send(0);
_delay_ms(500);
} else if (code == KB_VOLU) {
usb_extra_audio_send(AUDIO_VOL_UP);
usb_extra_audio_send(0);
_delay_ms(200);
} else if (code == KB_VOLD) {
usb_extra_audio_send(AUDIO_VOL_DOWN);
usb_extra_audio_send(0);
_delay_ms(200);
} else if (code == KB_PWR) {
if (suspend && remote_wakeup) {
usb_remote_wakeup();
} else {
usb_extra_system_send(SYSTEM_POWER_DOWN);
}
_delay_ms(1000);
}
#endif
// normal key
else if (IS_KEY(code)) {
usb_keyboard_add_key(code);
} else {
debug("ignore keycode: "); debug_hex(code); debug("\n");
}
}
}
if (modified) {
#ifdef DEBUG_LED
// LED flash for debug
DEBUG_LED_CONFIG;
DEBUG_LED_OFF;
#endif
}
layer_switching(fn_bits);
// TODO: clean code
// special mode for control, develop and debug
if (keymap_is_special_mode(fn_bits)) {
switch (usb_keyboard_get_key()) {
case KB_H: // help
usb_keyboard_clear_report();
usb_keyboard_send();
print_enable = true;
print("b: jump to bootloader\n");
print("d: toggle debug enable\n");
print("x: toggle matrix debug\n");
print("k: toggle keyboard debug\n");
print("m: toggle mouse debug\n");
print("p: toggle print enable\n");
print("v: print version\n");
print("t: print timer count\n");
print("s: print status\n");
print("`: toggle protcol(boot/report)\n");
#ifdef USB_NKRO_ENABLE
print("n: toggle USB_NKRO\n");
#endif
print("Backspace: clear matrix\n");
print("ESC: power down/wake up\n");
print("0: switch to Layer0 \n");
print("1: switch to Layer1 \n");
print("2: switch to Layer2 \n");
print("3: switch to Layer3 \n");
print("4: switch to Layer4 \n");
#ifdef PS2_MOUSE_ENABLE
print("[: ps2_mouse_init \n");
print("]: ps2_mouse_read \n");
print("\: ps2_mouse: on/off toggle \n");
#endif
_delay_ms(500);
print_enable = false;
break;
case KB_BSPC:
usb_keyboard_clear_report();
usb_keyboard_send();
matrix_init();
print("clear matrix\n");
_delay_ms(500);
break;
case KB_0:
usb_keyboard_clear_report();
usb_keyboard_send();
print("current_layer: "); phex(current_layer); print("\n");
print("default_layer: "); phex(default_layer); print("\n");
current_layer = 0;
default_layer = 0;
print("switch to Layer0 \n");
_delay_ms(500);
break;
case KB_1:
usb_keyboard_clear_report();
usb_keyboard_send();
print("current_layer: "); phex(current_layer); print("\n");
print("default_layer: "); phex(default_layer); print("\n");
current_layer = 1;
default_layer = 1;
print("switch to Layer1 \n");
_delay_ms(500);
break;
case KB_2:
usb_keyboard_clear_report();
usb_keyboard_send();
print("current_layer: "); phex(current_layer); print("\n");
print("default_layer: "); phex(default_layer); print("\n");
current_layer = 2;
default_layer = 2;
print("switch to Layer2 \n");
_delay_ms(500);
break;
case KB_3:
usb_keyboard_clear_report();
usb_keyboard_send();
print("current_layer: "); phex(current_layer); print("\n");
print("default_layer: "); phex(default_layer); print("\n");
current_layer = 3;
default_layer = 3;
print("switch to Layer3 \n");
_delay_ms(500);
break;
case KB_4:
usb_keyboard_clear_report();
usb_keyboard_send();
print("current_layer: "); phex(current_layer); print("\n");
print("default_layer: "); phex(default_layer); print("\n");
current_layer = 4;
default_layer = 4;
print("switch to Layer4 \n");
_delay_ms(500);
break;
#ifdef PS2_MOUSE_ENABLE
case KB_LBRC:
usb_keyboard_clear_report();
usb_keyboard_send();
print_enable = true;
print("ps2_mouse_init...\n");
_delay_ms(500);
ps2_mouse_init();
break;
case KB_RBRC:
usb_keyboard_clear_report();
usb_keyboard_send();
print_enable = true;
print("ps2_mouse_read[btn x y]: ");
_delay_ms(100);
ps2_mouse_read();
phex(ps2_mouse_btn); print(" ");
phex(ps2_mouse_x); print(" ");
phex(ps2_mouse_y); print("\n");
print("ps2_mouse_error_count: "); phex(ps2_mouse_error_count); print("\n");
break;
case KB_BSLS:
ps2_mouse_enable = !ps2_mouse_enable;
print("ps2_mouse: ");
if (ps2_mouse_enable)
print("on");
else
print("off");
print("\n");
_delay_ms(500);
break;
#endif
case KB_B: // bootloader
usb_keyboard_clear_report();
usb_keyboard_send();
print_enable = true;
print("jump to bootloader...\n");
_delay_ms(1000);
jump_bootloader(); // not return
break;
case KB_D: // debug all toggle
usb_keyboard_clear_report();
usb_keyboard_send();
debug_enable = !debug_enable;
if (debug_enable) {
print_enable = true;
print("debug enabled.\n");
//debug_matrix = true;
//debug_keyboard = true;
//debug_mouse = true;
} else {
print("debug disabled.\n");
print_enable = false;
//debug_matrix = false;
//debug_keyboard = false;
//debug_mouse = false;
}
_delay_ms(1000);
break;
case KB_X: // debug matrix toggle
usb_keyboard_clear_report();
usb_keyboard_send();
debug_matrix = !debug_matrix;
if (debug_matrix)
print("debug matrix enabled.\n");
else
print("debug matrix disabled.\n");
_delay_ms(1000);
break;
case KB_K: // debug keyboard toggle
usb_keyboard_clear_report();
usb_keyboard_send();
debug_keyboard = !debug_keyboard;
if (debug_keyboard)
print("debug keyboard enabled.\n");
else
print("debug keyboard disabled.\n");
_delay_ms(1000);
break;
case KB_M: // debug mouse toggle
usb_keyboard_clear_report();
usb_keyboard_send();
debug_mouse = !debug_mouse;
if (debug_mouse)
print("debug mouse enabled.\n");
else
print("debug mouse disabled.\n");
_delay_ms(1000);
break;
case KB_V: // print version & information
usb_keyboard_clear_report();
usb_keyboard_send();
print_enable = true;
print(STR(DESCRIPTION) "\n");
_delay_ms(1000);
break;
case KB_T: // print timer
usb_keyboard_clear_report();
usb_keyboard_send();
print_enable = true;
print("timer: "); phex16(timer_count); print("\n");
_delay_ms(500);
break;
case KB_P: // print toggle
usb_keyboard_clear_report();
usb_keyboard_send();
if (print_enable) {
print("print disabled.\n");
print_enable = false;
} else {
print_enable = true;
print("print enabled.\n");
}
_delay_ms(1000);
break;
case KB_S:
usb_keyboard_clear_report();
usb_keyboard_send();
print("UDCON: "); phex(UDCON); print("\n");
print("UDIEN: "); phex(UDIEN); print("\n");
print("UDINT: "); phex(UDINT); print("\n");
print("usb_keyboard_leds:"); phex(usb_keyboard_leds); print("\n");
print("usb_keyboard_protocol:"); phex(usb_keyboard_protocol); print("\n");
print("usb_keyboard_idle_config:"); phex(usb_keyboard_idle_config); print("\n");
print("usb_keyboard_idle_count:"); phex(usb_keyboard_idle_count); print("\n");
#ifdef USB_MOUSE_ENABLE
print("usb_mouse_protocol:"); phex(usb_mouse_protocol); print("\n");
#endif
if (usb_keyboard_nkro) print("USB_NKRO: enabled\n"); else print("USB_NKRO: disabled\n");
_delay_ms(500);
break;
case KB_GRV:
usb_keyboard_clear_report();
usb_keyboard_send();
usb_keyboard_protocol = !usb_keyboard_protocol;
print("keyboard protcol: ");
if (usb_keyboard_protocol) print("report"); else print("boot");
print("\n");
#ifdef USB_MOUSE_ENABLE
usb_mouse_protocol = !usb_mouse_protocol;
print("mouse protcol: ");
if (usb_mouse_protocol) print("report"); else print("boot");
print("\n");
#endif
_delay_ms(1000);
break;
#ifdef USB_NKRO_ENABLE
case KB_N:
usb_keyboard_clear_report();
usb_keyboard_send();
usb_keyboard_nkro = !usb_keyboard_nkro;
if (usb_keyboard_nkro) print("USB_NKRO: enabled\n"); else print("USB_NKRO: disabled\n");
_delay_ms(1000);
break;
#endif
#ifdef USB_EXTRA_ENABLE
case KB_ESC:
usb_keyboard_clear_report();
usb_keyboard_send();
if (suspend && remote_wakeup) {
usb_remote_wakeup();
} else {
usb_extra_system_send(SYSTEM_POWER_DOWN);
}
_delay_ms(1000);
break;
#endif
}
}
if (modified) {
usb_keyboard_send();
}
#ifdef MOUSEKEY_ENABLE
mousekey_usb_send();
#endif
#ifdef PS2_MOUSE_ENABLE
if (ps2_mouse_read() == 0)
ps2_mouse_usb_send();
#endif
}

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@ -1,7 +0,0 @@
#ifndef KEY_PROCESS_H
#define KEY_PROCESS_H 1
void proc_matrix(void);
#endif

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@ -1,7 +1,7 @@
#include "keyboard.h"
#include "host.h"
#include "layer.h"
#include "matrix_skel.h"
#include "matrix.h"
#include "led.h"
#include "usb_keycodes.h"
#include "timer.h"
@ -11,6 +11,11 @@
#ifdef MOUSEKEY_ENABLE
#include "mousekey.h"
#endif
/* TODO: shoud make new API */
#ifdef USB_EXTRA_ENABLE
#include "usb_extra.h"
#include <util/delay.h>
#endif
static uint8_t last_leds = 0;
@ -61,7 +66,6 @@ void keyboard_proc(void)
fn_bits |= FN_BIT(code);
}
#ifdef USB_EXTRA_ENABLE
/* TODO: use new API
// audio control & system control
else if (code == KB_MUTE) {
usb_extra_audio_send(AUDIO_MUTE);
@ -83,7 +87,6 @@ void keyboard_proc(void)
}
_delay_ms(1000);
}
*/
#endif
else if (IS_KEY(code)) {
host_add_key(code);
@ -102,7 +105,6 @@ void keyboard_proc(void)
layer_switching(fn_bits);
if (command_proc()) {
// not send report
return;
}

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@ -1,5 +1,5 @@
#ifndef KEYMAP_SKEL_H
#define KEYMAP_SKEL_H 1
#ifndef KEYMAP_H
#define KEYMAP_H
#include <stdint.h>
#include <stdbool.h>
@ -15,7 +15,4 @@ uint8_t keymap_fn_layer(uint8_t fn_bits);
/* keycode to send when release Fn key without using */
uint8_t keymap_fn_keycode(uint8_t fn_bits);
/* whether special key combination */
bool keymap_is_special_mode(uint8_t fn_bits);
#endif

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@ -1,4 +1,4 @@
#include "keymap_skel.h"
#include "keymap.h"
#include "host.h"
#include "debug.h"
#include "timer.h"

97
main_pjrc.c Normal file
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@ -0,0 +1,97 @@
/* 2010/08/23 noname
* keyboard firmware based on PJRC USB keyboard example
*/
/* Keyboard example with debug channel, for Teensy USB Development Board
* http://www.pjrc.com/teensy/usb_keyboard.html
* Copyright (c) 2008 PJRC.COM, LLC
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdbool.h>
#include <avr/io.h>
#include <avr/interrupt.h>
#include <util/delay.h>
#include "keyboard.h"
#include "usb.h"
#include "matrix.h"
#include "print.h"
#include "debug.h"
#include "util.h"
#include "jump_bootloader.h"
#ifdef PS2_MOUSE_ENABLE
# include "ps2_mouse.h"
#endif
#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
bool debug_enable = false;
bool debug_matrix = false;
bool debug_keyboard = false;
bool debug_mouse = false;
int main(void)
{
DEBUG_LED_CONFIG;
DEBUG_LED_OFF;
// set for 16 MHz clock
CPU_PRESCALE(0);
// Initialize the USB, and then wait for the host to set configuration.
// If the Teensy is powered without a PC connected to the USB port,
// this will wait forever.
usb_init();
while (!usb_configured()) /* wait */ ;
keyboard_init();
matrix_scan();
if (matrix_key_count() >= 3) {
#ifdef DEBUG_LED
for (int i = 0; i < 6; i++) {
DEBUG_LED_CONFIG;
DEBUG_LED_ON;
_delay_ms(500);
DEBUG_LED_OFF;
_delay_ms(500);
}
#else
_delay_ms(5000);
#endif
print_enable = true;
debug_enable = true;
debug_matrix = true;
debug_keyboard = true;
debug_mouse = true;
print("debug enabled.\n");
}
if (matrix_key_count() >= 4) {
print("jump to bootloader...\n");
_delay_ms(1000);
jump_bootloader(); // not return
}
while (1) {
keyboard_proc();
}
}

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@ -1,5 +1,5 @@
#ifndef MATRIX_SKEL_H
#define MATRIX_SKEL_H 1
#ifndef MATRIX_H
#define MATRIX_H
#include <stdbool.h>

12
ps2.c
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@ -187,6 +187,9 @@ static inline void pbuf_enqueue(uint8_t data)
{
if (!data)
return;
uint8_t sreg = SREG;
cli();
uint8_t next = (pbuf_head + 1) % PBUF_SIZE;
if (next != pbuf_tail) {
pbuf[pbuf_head] = data;
@ -194,10 +197,12 @@ static inline void pbuf_enqueue(uint8_t data)
} else {
debug("pbuf: full\n");
}
SREG = sreg;
}
static inline uint8_t pbuf_dequeue(void)
{
uint8_t val = 0;
uint8_t sreg = SREG;
cli();
if (pbuf_head != pbuf_tail) {
@ -205,17 +210,20 @@ static inline uint8_t pbuf_dequeue(void)
pbuf_tail = (pbuf_tail + 1) % PBUF_SIZE;
}
SREG = sreg;
return val;
}
/* get data received by interrupt */
uint8_t ps2_host_recv(void)
{
// TODO: release clock line after 100us when inhibited by error
if (ps2_error) {
print("x");
phex(ps2_error);
ps2_host_send(0xFE); // request to resend
ps2_error = PS2_ERR_NONE;
}
idle();
return pbuf_dequeue();
}
@ -281,7 +289,7 @@ ISR(PS2_INT_VECT)
}
goto RETURN;
ERROR:
DEBUGP(0xFF);
DEBUGP(0x0F);
inhibit();
ps2_error = state;
DONE:

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@ -1,46 +1,5 @@
# Hey Emacs, this is a -*- makefile -*-
#----------------------------------------------------------------------------
# WinAVR Makefile Template written by Eric B. Weddington, Jörg Wunsch, et al.
#
# Released to the Public Domain
#
# Additional material for this makefile was written by:
# Peter Fleury
# Tim Henigan
# Colin O'Flynn
# Reiner Patommel
# Markus Pfaff
# Sander Pool
# Frederik Rouleau
# Carlos Lamas
#
#----------------------------------------------------------------------------
# On command line:
#
# make all = Make software.
#
# make clean = Clean out built project files.
#
# make coff = Convert ELF to AVR COFF.
#
# make extcoff = Convert ELF to AVR Extended COFF.
#
# make program = Download the hex file to the device, using avrdude.
# Please customize the avrdude settings below first!
#
# make debug = Start either simulavr or avarice as specified for debugging,
# with avr-gdb or avr-insight as the front end for debugging.
#
# make filename.s = Just compile filename.c into the assembler code only.
#
# make filename.i = Create a preprocessed source file for use in submitting
# bug reports to the GCC project.
#
# To rebuild project do "make clean" then "make all".
#----------------------------------------------------------------------------
# Target file name (without extension).
TARGET = tmk_ps2_usb
TARGET = ps2_usb
# Directory common source filess exist
COMMON_DIR = ..
@ -49,10 +8,14 @@ COMMON_DIR = ..
TARGET_DIR = .
# keyboard dependent files
TARGET_SRC = keymap.c \
TARGET_SRC = main_pjrc.c \
keymap.c \
matrix.c \
led.c \
ps2.c
CONFIG_H = config_pjrc.h
# MCU name, you MUST set this to match the board you are using
# type "make clean" after changing this, so all files will be rebuilt
@ -78,4 +41,11 @@ USB_EXTRA_ENABLE = yes # Enhanced feature for Windows(Audio control and System c
USB_NKRO_ENABLE = yes # USB Nkey Rollover
#---------------- Programming Options --------------------------
PROGRAM_CMD = teensy_loader_cli.exe -mmcu=$(MCU) -w -v $(TARGET).hex
include $(COMMON_DIR)/Makefile.pjrc
include $(COMMON_DIR)/Makefile.common

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@ -8,7 +8,7 @@ COMMON_DIR = ..
TARGET_DIR = .
# keyboard dependent files
TARGET_SRC = main.c \
TARGET_SRC = main_vusb.c \
keymap.c \
matrix.c \
led.c \
@ -16,6 +16,9 @@ TARGET_SRC = main.c \
sendchar_dummy.c
# sendchar_usart.c
CONFIG_H = config_vusb.h
OPT_DEFS = -DDEBUG_LEVEL=0
@ -45,7 +48,8 @@ MOUSEKEY_ENABLE = yes # Mouse keys
#---------------- Programming Options (avrdude) ----------------
#---------------- Programming Options --------------------------
AVRDUDE = avrdude
# Type: avrdude -c ? to get a full listing.
AVRDUDE_PROGRAMMER = usbasp
AVRDUDE_PORT =
@ -72,6 +76,8 @@ AVRDUDE_FLAGS += $(AVRDUDE_NO_VERIFY)
AVRDUDE_FLAGS += $(AVRDUDE_VERBOSE)
AVRDUDE_FLAGS += $(AVRDUDE_ERASE_COUNTER)
PROGRAM_CMD = $(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
include $(COMMON_DIR)/Makefile.vusb

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@ -47,10 +47,10 @@ Keymap customization
You can customize keymaps easily by editing source code.
Build
-----
Build for Teensy
----------------
0. Connect PS/2 keyboard to Teensy by 4 lines(Vcc, GND, Data, Clock).
1. Define following macros for PS/2 connection in config.h:
1. Define following macros for PS/2 connection in config_pjrc.h:
PS2_DATA_PORT
PS2_DATA_PIN
PS2_DATA_DDR
@ -65,6 +65,15 @@ Build
http://www.pjrc.com/teensy/loader.html
Build for V-USB
---------------
0. Build V-USB controller board and connect PS/2 keyboard.
1. Define macros in config_vusb.h if needed.
2. Edit Makefile.vusb for build options and MCU setting.
3. make -f Makefile.vusb
4. program your V-USB controller.
Keymap
------
You can change a keymap by editing code of keymap.c like following.

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@ -10,22 +10,26 @@
#define PRODUCT PS/2 keyboard converter
#define DESCRIPTION convert PS/2 keyboard to USB
/* matrix size */
#define MATRIX_ROWS 32 // keycode bit: 3-0
#define MATRIX_COLS 8 // keycode bit: 6-4
/* define if matrix has ghost */
//#define MATRIX_HAS_GHOST
/* USB NKey Rollover */
#ifdef USB_NKRO_ENABLE
#endif
/* key combination for command */
#define IS_COMMAND() ( \
keyboard_report->mods == (BIT_LSHIFT | BIT_RSHIFT) || \
keyboard_report->mods == (BIT_LCTRL | BIT_RSHIFT) \
)
/* mouse keys */
#ifdef MOUSEKEY_ENABLE
# define MOUSEKEY_DELAY_TIME 255
#endif
/* PS/2 mouse */
/* PS/2 lines */
#define PS2_CLOCK_PORT PORTF
#define PS2_CLOCK_PIN PINF
#define PS2_CLOCK_DDR DDRF

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@ -10,10 +10,12 @@
#define PRODUCT PS/2 keyboard converter
#define DESCRIPTION convert PS/2 keyboard to USB
/* matrix size */
#define MATRIX_ROWS 32 // keycode bit: 3-0
#define MATRIX_COLS 8 // keycode bit: 6-4
/* key combination for command */
#define IS_COMMAND() ( \
keyboard_report->mods == (BIT_LSHIFT | BIT_RSHIFT) || \
@ -21,10 +23,6 @@
)
/* USB NKey Rollover */
#ifdef USB_NKRO_ENABLE
#endif
/* mouse keys */
#ifdef MOUSEKEY_ENABLE
# define MOUSEKEY_DELAY_TIME 255

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@ -4,12 +4,11 @@
#include <stdint.h>
#include <stdbool.h>
#include <avr/pgmspace.h>
#include "usb_keyboard.h"
#include "usb_keycodes.h"
#include "print.h"
#include "debug.h"
#include "util.h"
#include "keymap_skel.h"
#include "keymap.h"
#define KEYCODE(layer, row, col) (pgm_read_byte(&keymaps[(layer)][(row)][(col)]))
@ -181,9 +180,3 @@ uint8_t keymap_fn_keycode(uint8_t fn_bits)
{
return pgm_read_byte(&fn_keycode[(biton(fn_bits))]);
}
// define a condition to enter special function mode
bool keymap_is_special_mode(uint8_t fn_bits)
{
return usb_keyboard_mods == (BIT_LSHIFT | BIT_RSHIFT) || usb_keyboard_mods == (BIT_LCTRL | BIT_RSHIFT);
}

View File

@ -46,10 +46,10 @@ int main(void)
_delay_ms(1);
}
usbDeviceConnect();
sei();
keyboard_init();
sei();
while (1) {
DEBUGP(0x1);
wdt_reset();

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@ -9,8 +9,7 @@
#include "util.h"
#include "debug.h"
#include "ps2.h"
#include "usb_keyboard.h"
#include "matrix_skel.h"
#include "matrix.h"
#if (MATRIX_COLS > 16)
@ -60,8 +59,6 @@ static bool matrix_has_ghost_in_row(uint8_t row);
#endif
static void matrix_make(uint8_t code);
static void matrix_break(uint8_t code);
static void ps2_reset(void);
static void ps2_set_leds(uint8_t leds);
inline
@ -78,20 +75,8 @@ uint8_t matrix_cols(void)
void matrix_init(void)
{
print_enable = true;
ps2_host_init();
ps2_reset();
// flush LEDs
ps2_set_leds(1<<PS2_LED_NUM_LOCK);
_delay_ms(100);
ps2_set_leds(1<<PS2_LED_NUM_LOCK|1<<PS2_LED_CAPS_LOCK);
_delay_ms(100);
ps2_set_leds(1<<PS2_LED_NUM_LOCK|1<<PS2_LED_CAPS_LOCK|1<<PS2_LED_SCROLL_LOCK);
_delay_ms(300);
ps2_set_leds(0x00);
// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00;
@ -191,7 +176,6 @@ uint8_t matrix_scan(void)
uint8_t code;
while ((code = ps2_host_recv())) {
debug_hex(code); debug(" ");
switch (state) {
case INIT:
switch (code) {
@ -349,22 +333,6 @@ debug_hex(code); debug(" ");
state = INIT;
}
}
// handle LED indicators
static uint8_t prev_leds = 0;
if (prev_leds != usb_keyboard_leds) {
uint8_t leds = 0;
if (usb_keyboard_leds&(1<<USB_LED_SCROLL_LOCK))
leds |= (1<<PS2_LED_SCROLL_LOCK);
if (usb_keyboard_leds&(1<<USB_LED_NUM_LOCK))
leds |= (1<<PS2_LED_NUM_LOCK);
if (usb_keyboard_leds&(1<<USB_LED_CAPS_LOCK))
leds |= (1<<PS2_LED_CAPS_LOCK);
ps2_set_leds(leds);
prev_leds = usb_keyboard_leds;
}
return 1;
}
@ -472,19 +440,3 @@ static void matrix_break(uint8_t code)
is_modified = true;
}
}
static void ps2_reset(void)
{
ps2_host_send(0xFF);
ps2_host_recv(); // 0xFA
ps2_host_recv(); // 0xAA
_delay_ms(1000);
}
static void ps2_set_leds(uint8_t leds)
{
ps2_host_send(0xED);
ps2_host_recv(); // 0xFA
ps2_host_send(leds);
ps2_host_recv(); // 0xFA
}

View File

@ -11,7 +11,7 @@
#ifndef __usbconfig_h_included__
#define __usbconfig_h_included__
#include "config.h"
#include "config_vusb.h"
/*
General Description:

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@ -1,12 +0,0 @@
PS/2 to USB keyboard converter with V-USB
=========================================
2011/02/07
NOT COMPLETED
development was suspended.
TODO:
PS/2 library: losts data from keyboard occasionally,
should use interrupt thoroughly for communication.
Code cleaning: merge code changed here to other subprojects and common modules.

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@ -1,189 +0,0 @@
/*
* Keymap for PS/2 keyboard
*/
#include <stdint.h>
#include <stdbool.h>
#include <avr/pgmspace.h>
#include "usb_keycodes.h"
#include "host.h"
#include "print.h"
#include "debug.h"
#include "util.h"
#include "keymap_skel.h"
#define KEYCODE(layer, row, col) (pgm_read_byte(&keymaps[(layer)][(row)][(col)]))
// Convert physical keyboard layout to matrix array.
// This is a macro to define keymap easily in keyboard layout form.
#define KEYMAP( \
K76, K05,K06,K04,K0C, K03,K0B,K83,K0A, K01,K09,K78,K07, KFC,K7E,KFE, KB7,KBF,KDE, \
K0E,K16,K1E,K26,K25,K2E,K36,K3D,K3E,K46,K45,K4E,K55,K66, KF0,KEC,KFD, K77,KCA,K7C,K7B, \
K0D,K15,K1D,K24,K2D,K2C,K35,K3C,K43,K44,K4D,K54,K5B,K5D, KF1,KE9,KFA, K6C,K75,K7D, \
K58,K1C,K1B,K23,K2B,K34,K33,K3B,K42,K4B,K4C,K52, K5A, K6B,K73,K74,K79, \
K12,K1A,K22,K21,K2A,K32,K31,K3A,K41,K49,K4A, K59, KF5, K69,K72,K7A, \
K14,K9F,K11, K29, K91,KA7,KAF,K94, KEB,KF2,KF4, K70, K71,KDA \
) { \
{ KB_NO, KB_##K01, KB_NO, KB_##K03, KB_##K04, KB_##K05, KB_##K06, KB_##K07 }, \
{ KB_NO, KB_##K09, KB_##K0A, KB_##K0B, KB_##K0C, KB_##K0D, KB_##K0E, KB_NO }, \
{ KB_NO, KB_##K11, KB_##K12, KB_NO, KB_##K14, KB_##K15, KB_##K16, KB_NO }, \
{ KB_NO, KB_NO, KB_##K1A, KB_##K1B, KB_##K1C, KB_##K1D, KB_##K1E, KB_NO }, \
{ KB_NO, KB_##K21, KB_##K22, KB_##K23, KB_##K24, KB_##K25, KB_##K26, KB_NO }, \
{ KB_NO, KB_##K29, KB_##K2A, KB_##K2B, KB_##K2C, KB_##K2D, KB_##K2E, KB_NO }, \
{ KB_NO, KB_##K31, KB_##K32, KB_##K33, KB_##K34, KB_##K35, KB_##K36, KB_NO }, \
{ KB_NO, KB_NO, KB_##K3A, KB_##K3B, KB_##K3C, KB_##K3D, KB_##K3E, KB_NO }, \
{ KB_NO, KB_##K41, KB_##K42, KB_##K43, KB_##K44, KB_##K45, KB_##K46, KB_NO }, \
{ KB_NO, KB_##K49, KB_##K4A, KB_##K4B, KB_##K4C, KB_##K4D, KB_##K4E, KB_NO }, \
{ KB_NO, KB_NO, KB_##K52, KB_NO, KB_##K54, KB_##K55, KB_NO, KB_NO }, \
{ KB_##K58, KB_##K59, KB_##K5A, KB_##K5B, KB_NO, KB_##K5D, KB_NO, KB_NO }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_##K66, KB_NO }, \
{ KB_NO, KB_##K69, KB_NO, KB_##K6B, KB_##K6C, KB_NO, KB_NO, KB_NO }, \
{ KB_##K70, KB_##K71, KB_##K72, KB_##K73, KB_##K74, KB_##K75, KB_##K76, KB_##K77 }, \
{ KB_##K78, KB_##K79, KB_##K7A, KB_##K7B, KB_##K7C, KB_##K7D, KB_##K7E, KB_NO }, \
{ KB_NO, KB_NO, KB_NO, KB_##K83, KB_NO, KB_NO, KB_NO, KB_NO }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO }, \
{ KB_NO, KB_##K91, KB_NO, KB_NO, KB_##K94, KB_NO, KB_NO, KB_NO }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_##K9F }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_##KA7 }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_##KAF }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_##KB7 }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_##KBF }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO }, \
{ KB_NO, KB_NO, KB_##KCA, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO }, \
{ KB_NO, KB_NO, KB_##KDA, KB_NO, KB_NO, KB_NO, KB_##KDE, KB_NO }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO }, \
{ KB_NO, KB_##KE9, KB_NO, KB_##KEB, KB_##KEC, KB_NO, KB_NO, KB_NO }, \
{ KB_##KF0, KB_##KF1, KB_##KF2, KB_NO, KB_##KF4, KB_##KF5, KB_NO, KB_NO }, \
{ KB_NO, KB_NO, KB_##KFA, KB_NO, KB_##KFC, KB_##KFD, KB_##KFE, KB_NO }, \
}
// Assign Fn key(0-7) to a layer to which switch with the Fn key pressed.
static const uint8_t PROGMEM fn_layer[] = {
5, // Fn0
6, // Fn1
5, // Fn2
0, // Fn3
0, // Fn4
0, // Fn5
0, // Fn6
0 // Fn7
};
// Assign Fn key(0-7) to a keycode sent when release Fn key without use of the layer.
// See layer.c for details.
static const uint8_t PROGMEM fn_keycode[] = {
KB_SCLN, // Fn0
KB_SLSH, // Fn1
KB_A, // Fn2
KB_NO, // Fn3
KB_NO, // Fn4
KB_NO, // Fn5
KB_NO, // Fn6
KB_NO // Fn7
};
static const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
/* keymap
* ,---. ,---------------. ,---------------. ,---------------. ,-----------. ,-----------.
* |Esc| |F1 |F2 |F3 |F4 | |F5 |F6 |F7 |F8 | |F9 |F10|F11|F12| |PrS|ScL|Pau| |Pwr|Slp|Wak|
* `---' `---------------' `---------------' `---------------' `-----------' `-----------'
* ,-----------------------------------------------------------. ,-----------. ,---------------.
* | `| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =|Backspa| |Ins|Hom|PgU| |NmL| /| *| -|
* |-----------------------------------------------------------| |-----------| |---------------|
* |Tab | Q| W| E| R| T| Y| U| I| O| P| [| ]| \| |Del|End|PgD| | 7| 8| 9| |
* |-----------------------------------------------------------| `-----------' |-----------| +|
* |CapsLo| A| S| D| F| G| H| J| K| L| ;| '|Return | | 4| 5| 6| |
* |-----------------------------------------------------------| ,---. |---------------|
* |Shift | Z| X| C| V| B| N| M| ,| ,| /|Shift | |Up | | 1| 2| 3| |
* |-----------------------------------------------------------| ,-----------. |-----------|Ent|
* |Ctrl |Gui |Alt | Space |Alt |Gui |Menu|Ctrl| |Lef|Dow|Rig| | 0| .| |
* `-----------------------------------------------------------' `-----------' `---------------'
*/
/* 0: default */
KEYMAP(
ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PSCR,SLCK,BRK, PWR, F13, F14,
GRV, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSPC, INS, HOME,PGUP, NLCK,PSLS,PAST,PMNS,
TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC,BSLS, DEL, END, PGDN, P7, P8, P9,
CAPS,FN2, S, D, F, G, H, J, K, L, FN0, QUOT, ENT, P4, P5, P6, PPLS,
LSFT,Z, X, C, V, B, N, M, COMM,DOT, FN1, RSFT, UP, P1, P2, P3,
LCTL,LGUI,LALT, SPC, RALT,RGUI,APP, RCTL, LEFT,DOWN,RGHT, P0, PDOT,PENT
),
/* 1: plain Qwerty without layer switching */
KEYMAP(
ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PSCR,SLCK,BRK, PWR, F13, F14,
GRV, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSPC, INS, HOME,PGUP, NLCK,PSLS,PAST,PMNS,
TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC,BSLS, DEL, END, PGDN, P7, P8, P9,
CAPS,A, S, D, F, G, H, J, K, L, SCLN,QUOT, ENT, P4, P5, P6, PPLS,
LSFT,Z, X, C, V, B, N, M, COMM,DOT, SLSH, RSFT, UP, P1, P2, P3,
LCTL,LGUI,LALT, SPC, RALT,RGUI,APP, RCTL, LEFT,DOWN,RGHT, P0, PDOT,PENT
),
/* 2: Colemak http://colemak.com */
KEYMAP(
ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PSCR,SLCK,BRK, PWR, F13, F14,
GRV, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSPC, INS, HOME,PGUP, NLCK,PSLS,PAST,PMNS,
TAB, Q, W, F, P, G, J, L, U, Y, SCLN,LBRC,RBRC,BSLS, DEL, END, PGDN, P7, P8, P9,
BSPC,A, R, S, T, D, H, N, E, I, O, QUOT, ENT, P4, P5, P6, PPLS,
LSFT,Z, X, C, V, B, K, M, COMM,DOT, SLSH, RSFT, UP, P1, P2, P3,
LCTL,LGUI,LALT, SPC, RALT,RGUI,APP, RCTL, LEFT,DOWN,RGHT, P0, PDOT,PENT
),
/* 3: Dvorak http://en.wikipedia.org/wiki/Dvorak_Simplified_Keyboard */
KEYMAP(
ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PSCR,SLCK,BRK, PWR, F13, F14,
GRV, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, LBRC,RBRC,BSPC, INS, HOME,PGUP, NLCK,PSLS,PAST,PMNS,
TAB, QUOT,COMM,DOT, P, Y, F, G, C, R, L, SLSH,EQL, BSLS, DEL, END, PGDN, P7, P8, P9,
CAPS,A, O, E, U, I, D, H, T, N, S, MINS, ENT, P4, P5, P6, PPLS,
LSFT,SCLN,Q, J, K, X, B, M, W, V, Z, RSFT, UP, P1, P2, P3,
LCTL,LGUI,LALT, SPC, RALT,RGUI,APP, RCTL, LEFT,DOWN,RGHT, P0, PDOT,PENT
),
/* 4: Workman http://viralintrospection.wordpress.com/2010/09/06/a-different-philosophy-in-designing-keyboard-layouts/ */
KEYMAP(
ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PSCR,SLCK,BRK, PWR, F13, F14,
GRV, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSPC, INS, HOME,PGUP, NLCK,PSLS,PAST,PMNS,
TAB, Q, D, R, W, B, J, F, U, P, SCLN,LBRC,RBRC,BSLS, DEL, END, PGDN, P7, P8, P9,
BSPC,A, S, H, T, G, Y, N, E, O, I, QUOT, ENT, P4, P5, P6, PPLS,
LSFT,Z, X, M, C, V, K, L, COMM,DOT, SLSH, RSFT, UP, P1, P2, P3,
LCTL,LGUI,LALT, SPC, RALT,RGUI,APP, RCTL, LEFT,DOWN,RGHT, P0, PDOT,PENT
),
/* 5: Mouse keys */
KEYMAP(
ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PSCR,SLCK,BRK, PWR, F13, F14,
ESC, F1, F2, F3, F4, F5, F6, F7, F8, F8, F10, F11, F12, BSPC, INS, HOME,PGUP, NLCK,PSLS,PAST,PMNS,
TAB, WH_L,WH_D,MS_U,WH_U,WH_R,WH_L,WH_D,WH_U,WH_R,NO, NO, NO, BSLS, DEL, END, PGDN, P7, P8, P9,
CAPS,FN2, MS_L,MS_D,MS_R,NO, MS_L,MS_D,MS_U,MS_R,FN0, NO, ENT, P4, P5, P6, PPLS,
LSFT,VOLD,VOLU,MUTE,BTN2,BTN3,BTN2,BTN1,VOLD,VOLU,MUTE, RSFT, UP, P1, P2, P3,
LCTL,LGUI,LALT, BTN1, RALT,RGUI,APP, RCTL, LEFT,DOWN,RGHT, P0, PDOT,PENT
),
/* 6: Cursor keys */
KEYMAP(
ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PSCR,SLCK,BRK, PWR, F13, F14,
ESC, F1, F2, F3, F4, F5, F6, F7, F8, F8, F10, F11, F12, BSPC, INS, HOME,PGUP, NLCK,PSLS,PAST,PMNS,
TAB, NO, NO, NO, NO, NO, HOME,PGDN,PGUP,END, NO, NO, NO, BSLS, DEL, END, PGDN, P7, P8, P9,
CAPS,NO, NO, NO, NO, NO, LEFT,DOWN,UP, RGHT,NO, NO, ENT, P4, P5, P6, PPLS,
LSFT,VOLD,VOLU,MUTE,NO, NO, HOME,PGDN,PGUP,END, FN1, RSFT, UP, P1, P2, P3,
LCTL,LGUI,LALT, SPC, RALT,RGUI,APP, RCTL, LEFT,DOWN,RGHT, P0, PDOT,PENT
),
};
uint8_t keymap_get_keycode(uint8_t layer, uint8_t row, uint8_t col)
{
return KEYCODE(layer, row, col);
}
uint8_t keymap_fn_layer(uint8_t fn_bits)
{
return pgm_read_byte(&fn_layer[biton(fn_bits)]);
}
uint8_t keymap_fn_keycode(uint8_t fn_bits)
{
return pgm_read_byte(&fn_keycode[(biton(fn_bits))]);
}
// define a condition to enter special function mode
bool keymap_is_special_mode(uint8_t fn_bits)
{
return host_get_mods() == (BIT_LSHIFT | BIT_RSHIFT) || host_get_mods() == (BIT_LCTRL | BIT_RSHIFT);
}

View File

@ -1,444 +0,0 @@
/*
* scan matrix
*/
#include <stdint.h>
#include <stdbool.h>
#include <avr/io.h>
#include <util/delay.h>
#include "print.h"
#include "util.h"
#include "debug.h"
#include "ps2.h"
#include "matrix_skel.h"
#if (MATRIX_COLS > 16)
# error "MATRIX_COLS must not exceed 16"
#endif
#if (MATRIX_ROWS > 255)
# error "MATRIX_ROWS must not exceed 255"
#endif
/*
* Matrix usage:
* "PS/2 Scan Codes Set 2" is assigned to 256(32x8)cells matrix.
* Hmm, It is very sparse and not efficient :(
*
* 8bit
* ---------
* 0| |
* :| XX | 00-7F for normal codes(without E0-prefix)
* f|_________|
* 10| |
* :| E0 XX | 80-FF for E0-prefix codes(use (XX|0x80) as code)
* 1f| |
* ---------
* exceptions:
* 83: F8[0x83](normal codes but > 0x7F)
* FC: PrintScreen[E0 7C or 84]
* FE: Puause
*/
#define F8 (0x83)
#define PRINT_SCREEN (0xFC)
#define PAUSE (0xFE)
#define ROW(code) (code>>3)
#define COL(code) (code&0x07)
static bool is_modified = false;
// matrix state buffer(1:on, 0:off)
#if (MATRIX_COLS <= 8)
static uint8_t matrix[MATRIX_ROWS];
#else
static uint16_t matrix[MATRIX_ROWS];
#endif
#ifdef MATRIX_HAS_GHOST
static bool matrix_has_ghost_in_row(uint8_t row);
#endif
static void matrix_make(uint8_t code);
static void matrix_break(uint8_t code);
inline
uint8_t matrix_rows(void)
{
return MATRIX_ROWS;
}
inline
uint8_t matrix_cols(void)
{
return MATRIX_COLS;
}
void matrix_init(void)
{
ps2_host_init();
// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00;
return;
}
/*
* PS/2 Scan Code Set 2: Exceptional Handling
*
* There are several keys to be handled exceptionally.
* The scan code for these keys are varied or prefix/postfix'd
* depending on modifier key state.
*
* References:
* http://www.microsoft.com/whdc/archive/scancode.mspx
* http://download.microsoft.com/download/1/6/1/161ba512-40e2-4cc9-843a-923143f3456c/scancode.doc
*
*
* Insert, Delete, Home, End, PageUp, PageDown, Up, Down, Right, Left:
* Num Lock: off
* modifiers | make | break
* ----------+---------------------------+----------------------
* Ohter | <make> | <break>
* LShift | E0 F0 12 <make> | <break> E0 12
* RShift | E0 F0 59 <make> | <break> E0 59
* L+RShift | E0 F0 12 E0 F0 59 <make> | <break> E0 59 E0 12
*
* Num Lock: on
* modifiers | make | break
* ----------+---------------------------+----------------------
* Other | E0 12 <make> | <break> E0 F0 12
* Shift'd | <make> | <break>
*
* Handling: ignore these prefix/postfix codes
*
*
* Keypad-/:
* modifiers | make | break
* ----------+---------------------------+----------------------
* Ohter | <make> | <break>
* LShift | E0 F0 12 <make> | <break> E0 12
* RShift | E0 F0 59 <make> | <break> E0 59
* L+RShift | E0 F0 12 E0 F0 59 <make> | <break> E0 59 E0 12
*
* Handling: ignore these prefix/postfix codes
*
*
* PrintScreen:
* With hoding down modifiers, the scan code is sent as following:
*
* modifiers | make | break
* ----------+--------------+-----------------------------------
* Other | E0 12 E0 7C | E0 F0 7C E0 F0 12
* Shift'd | E0 7C | E0 F0 7C
* Control'd | E0 7C | E0 F0 7C
* Alt'd | 84 | F0 84
*
* Handling: ignore prefix/postfix codes and treat both scan code
* E0 7C and 84 as PrintScreen.
*
* Pause:
* With hoding down modifiers, the scan code is sent as following:
*
* modifiers | make(no break code)
* ----------+--------------------------------------------------
* no mods | E1 14 77 E1 F0 14 F0 77
* Control'd | E0 7E E0 F0 7E
*
* Handling: treat these two code sequence as Pause
*
*/
uint8_t matrix_scan(void)
{
static enum {
INIT,
F0,
E0,
E0_F0,
// states for Pause/Break
E1,
E1_14,
E1_14_77,
E1_14_77_E1,
E1_14_77_E1_F0,
E1_14_77_E1_F0_14,
E1_14_77_E1_F0_14_F0,
} state = INIT;
is_modified = false;
// Pause/Break off(PS/2 has no break for this key)
if (matrix_is_on(ROW(PAUSE), COL(PAUSE))) {
matrix_break(PAUSE);
}
uint8_t code;
while ((code = ps2_host_recv())) {
switch (state) {
case INIT:
switch (code) {
case 0xE0: // 2byte make
state = E0;
break;
case 0xF0: // break code
state = F0;
break;
case 0xE1: // Pause/Break
state = E1;
break;
case 0x83: // F8
matrix_make(F8);
state = INIT;
break;
case 0x84: // PrintScreen
matrix_make(PRINT_SCREEN);
state = INIT;
break;
default: // normal key make
if (code < 0x80) {
matrix_make(code);
} else {
debug("unexpected scan code at INIT: "); debug_hex(code); debug("\n");
}
state = INIT;
}
break;
case E0:
switch (code) {
case 0x12: // postfix/postfix code for exceptional keys
case 0x59: // postfix/postfix code for exceptional keys
// ignore
state = INIT;
break;
case 0x7E: // former part of Control-Pause[E0 7E E0 F0 7E]
matrix_make(PAUSE);
state = INIT;
break;
case 0xF0: // E0 break
state = E0_F0;
break;
default: // E0 make
if (code < 0x80) {
matrix_make(code|0x80);
} else {
debug("unexpected scan code at E0: "); debug_hex(code); debug("\n");
}
state = INIT;
}
break;
case F0:
switch (code) {
case 0x83:
matrix_break(F8);
state = INIT;
break;
case 0x84:
matrix_break(PRINT_SCREEN);
state = INIT;
break;
default:
if (code < 0x80) {
matrix_break(code);
} else {
debug("unexpected scan code at F0: "); debug_hex(code); debug("\n");
}
state = INIT;
}
break;
case E0_F0: // E0 break
switch (code) {
case 0x12: // postfix/postfix code for exceptional keys
case 0x59: // postfix/postfix code for exceptional keys
case 0x7E: // latter part of Control-Pause[E0 7E E0 F0 7E]
// ignore
state = INIT;
break;
default:
if (code < 0x80) {
matrix_break(code|0x80);
} else {
debug("unexpected scan code at E0_F0: "); debug_hex(code); debug("\n");
}
state = INIT;
}
break;
/* Pause */
case E1:
switch (code) {
case 0x14:
state = E1_14;
break;
default:
state = INIT;
}
break;
case E1_14:
switch (code) {
case 0x77:
state = E1_14_77;
break;
default:
state = INIT;
}
break;
case E1_14_77:
switch (code) {
case 0xE1:
state = E1_14_77_E1;
break;
default:
state = INIT;
}
break;
case E1_14_77_E1:
switch (code) {
case 0xF0:
state = E1_14_77_E1_F0;
break;
default:
state = INIT;
}
break;
case E1_14_77_E1_F0:
switch (code) {
case 0x14:
state = E1_14_77_E1_F0_14;
break;
default:
state = INIT;
}
break;
case E1_14_77_E1_F0_14:
switch (code) {
case 0xF0:
state = E1_14_77_E1_F0_14_F0;
break;
default:
state = INIT;
}
break;
case E1_14_77_E1_F0_14_F0:
switch (code) {
case 0x77:
matrix_make(PAUSE);
state = INIT;
break;
default:
state = INIT;
}
break;
default:
state = INIT;
}
}
return 1;
}
bool matrix_is_modified(void)
{
return is_modified;
}
inline
bool matrix_has_ghost(void)
{
#ifdef MATRIX_HAS_GHOST
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
if (matrix_has_ghost_in_row(i))
return true;
}
#endif
return false;
}
inline
bool matrix_is_on(uint8_t row, uint8_t col)
{
return (matrix[row] & (1<<col));
}
inline
#if (MATRIX_COLS <= 8)
uint8_t matrix_get_row(uint8_t row)
#else
uint16_t matrix_get_row(uint8_t row)
#endif
{
return matrix[row];
}
void matrix_print(void)
{
#if (MATRIX_COLS <= 8)
print("\nr/c 01234567\n");
#else
print("\nr/c 0123456789ABCDEF\n");
#endif
for (uint8_t row = 0; row < matrix_rows(); row++) {
phex(row); print(": ");
#if (MATRIX_COLS <= 8)
pbin_reverse(matrix_get_row(row));
#else
pbin_reverse16(matrix_get_row(row));
#endif
#ifdef MATRIX_HAS_GHOST
if (matrix_has_ghost_in_row(row)) {
print(" <ghost");
}
#endif
print("\n");
}
}
uint8_t matrix_key_count(void)
{
uint8_t count = 0;
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
#if (MATRIX_COLS <= 8)
count += bitpop(matrix[i]);
#else
count += bitpop16(matrix[i]);
#endif
}
return count;
}
#ifdef MATRIX_HAS_GHOST
inline
static bool matrix_has_ghost_in_row(uint8_t row)
{
// no ghost exists in case less than 2 keys on
if (((matrix[row] - 1) & matrix[row]) == 0)
return false;
// ghost exists in case same state as other row
for (uint8_t i=0; i < MATRIX_ROWS; i++) {
if (i != row && (matrix[i] & matrix[row]) == matrix[row])
return true;
}
return false;
}
#endif
inline
static void matrix_make(uint8_t code)
{
if (!matrix_is_on(ROW(code), COL(code))) {
matrix[ROW(code)] |= 1<<COL(code);
is_modified = true;
//print("matrix_make: "); phex(code); print("\n");
}
}
inline
static void matrix_break(uint8_t code)
{
if (matrix_is_on(ROW(code), COL(code))) {
matrix[ROW(code)] &= ~(1<<COL(code));
is_modified = true;
//print("matrix_break: "); phex(code); print("\n");
}
}

2
tmk.c
View File

@ -30,7 +30,7 @@
#include <util/delay.h>
#include "keyboard.h"
#include "usb.h"
#include "matrix_skel.h"
#include "matrix.h"
#include "print.h"
#include "debug.h"
#include "util.h"