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mirror of https://github.com/gdsports/USBHost_t36 synced 2024-11-11 19:55:04 -05:00
USBHost_t36/k66_usbhost.ino
2017-02-18 06:09:28 -08:00

73 lines
2.0 KiB
C++

/* USB EHCI Host for Teensy 3.6
* Copyright 2017 Paul Stoffregen (paul@pjrc.com)
*
* 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 "USBHost.h"
USBHost myusb;
USBHub hub1;
USBHub hub2;
USBHub hub3;
KeyboardController keyboard;
void setup()
{
// Test board has a USB data mux (this won't be on final Teensy 3.6)
pinMode(32, OUTPUT); // pin 32 = USB switch, high=connect device
digitalWrite(32, LOW);
pinMode(30, OUTPUT); // pin 30 = debug info - use oscilloscope
digitalWrite(30, LOW);
while (!Serial) ; // wait for Arduino Serial Monitor
Serial.println("USB Host Testing");
myusb.begin();
delay(25);
Serial.println("Plug in device...");
digitalWrite(32, HIGH); // connect device
#if 0
delay(5000);
Serial.println();
Serial.println("Ring Doorbell");
USBHS_USBCMD |= USBHS_USBCMD_IAA;
if (rootdev) print(rootdev->control_pipe);
#endif
}
void loop()
{
}
void pulse(int usec)
{
// connect oscilloscope to see these pulses....
digitalWriteFast(30, HIGH);
delayMicroseconds(usec);
digitalWriteFast(30, LOW);
}