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Update c64_usb_mouse_2.ino

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Jarno Lehtinen 2017-06-01 16:32:59 +03:00 committed by GitHub
parent ee7e1f9f73
commit bff3f61729
1 changed files with 12 additions and 15 deletions
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27
C64_1351_Mouse/c64_usb_mouse_2.ino
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@ -20,7 +20,7 @@ uint8_t buttons=0;
uint8_t update = 0;
#define FIX_START 100
int16_t fix = FIX_START;
int32_t fix = FIX_START;
#ifdef USBHOST
class MouseRptParser : public MouseReportParser {
@ -179,10 +179,10 @@ void potmouse_movt(int16_t dx, int16_t dy, uint8_t button) {
// scale should be 2x here, but for this particular chip, 66 counts work better where
// 64 counds should be. so 66/64=100/96 and times two
//a = 320*2 + potmouse_xcounter*2*100/fix;
//b = 320*2 + potmouse_ycounter*2*100/fix;
//a = 320*2*100/fix + potmouse_xcounter*2;
//b = 320*2*100/fix + potmouse_ycounter*2;
//a = 320*2 + ((uint32_t)potmouse_xcounter)*200/fix;
//b = 320*2 + ((uint32_t)potmouse_ycounter)*200/fix;
//a = 320*200/fix + potmouse_xcounter*2;
//b = 320*200/fix + potmouse_ycounter*2;
a = 320*2 + potmouse_xcounter*2;
b = 320*2 + potmouse_ycounter*2;
@ -208,8 +208,8 @@ inline void startTimers() {
// ICNC1: Input Capture Noise Canceller (Bit 7 of register TCCR1B)
// ICES1: Input Capture Edge Select (Bit 6 of register TCCR1B) 0 = FALLING, 1 = RISING
// CS12, CS11, CS10: Set prescaler (CS11 TIMER1: F_CPU/8)
//TCCR1B = _BV(ICNC1) | _BV(CS11)
TCCR1B = _BV(CS11)
TCCR1B = _BV(ICNC1) | _BV(CS11);
//TCCR1B = _BV(CS11);
TIFR1 = 0xff; // Clear all pending TIMER1 interrupt flags
@ -221,6 +221,9 @@ inline void startTimers() {
ISR(TIMER1_CAPT_vect) {
// Now we little after start of SID reading process
// SID trigger pulse timer value is in ICR1
uint16_t a = ICR1;
#ifdef DEBUG
Serial.println("TIMER1_CAPT_vect:");
#endif
@ -241,13 +244,8 @@ ISR(TIMER1_CAPT_vect) {
TIMSK1 = _BV(OCIE1A);
// init the output compare values
//OCR1A = 15625*2; // 16 000 000 / 1024 / 15625 = 1s
//OCR1B = 15625/2;
OCR1A = ocr1a_load + ICR1;
OCR1B = ocr1b_load + ICR1;
//TEST!
//OCR1A = ocr1a_load;
//OCR1B = ocr1b_load;
OCR1A = ocr1a_load + a;
OCR1B = ocr1b_load + a;
// Set OC1A/OC1B on Compare Match (Set output to high level)
// WGM13:0 = 00, normal mode: count from BOTTOM to MAX
@ -272,4 +270,3 @@ ISR(TIMER1_COMPA_vect) {
TIMSK1 = _BV(ICIE1); // ICIE1: Timer/Counter1, Input Capture Interrupt Enable // disable TIMER1 interrupts (Compare Match Interrupt A)
TIFR1 = 0xff; //clear all timer1 interrupt flags
}