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#include "dichotemy.h"
#include "pointing_device.h"
#include "report.h"
void uart_init(void) {
SERIAL_UART_INIT();
}
void pointing_device_task(void){
report_mouse_t currentReport = {};
SERIAL_UART_INIT();
uint32_t timeout = 0;
//the m character requests the RF slave to send the mouse report
SERIAL_UART_DATA = 'm';
//trust the external inputs completely, erase old data
uint8_t uart_data[5] = {0};
//there are 10 bytes corresponding to 10 columns, and an end byte
for (uint8_t i = 0; i < 5; i++) {
//wait for the serial data, timeout if it's been too long
//this only happened in testing with a loose wire, but does no
//harm to leave it in here
while(!SERIAL_UART_RXD_PRESENT){
timeout++;
if (timeout > 10000){
break;
}
}
uart_data[i] = SERIAL_UART_DATA;
}
//check for the end packet, bits 1-4 are movement and scroll
//but bit 5 has bits 0-3 for the scroll button state
//(1000 if pressed, 0000 if not) and bits 4-7 are always 1
//We can use this to verify the report sent properly.
if (uart_data[4] == 0x0F || uart_data[4] == 0x8F)
{
currentReport = pointing_device_get_report();
//shifting and transferring the info to the mouse report varaible
//mouseReport.x = 127 max -127 min
currentReport.x = uart_data[0];
//mouseReport.y = 127 max -127 min
currentReport.y = uart_data[1];
//mouseReport.v = 127 max -127 min (scroll vertical)
currentReport.v = uart_data[2];
//mouseReport.h = 127 max -127 min (scroll horizontal)
currentReport.h = uart_data[3];
//mouseReport.buttons = 0x31 max (bitmask for mouse buttons 1-5) 0x00 min
//mouse buttons 1 and 2 are handled by the keymap, but not 3
if (uart_data[4] == 0x0F) { //then 3 is not pressed
currentReport.buttons &= ~MOUSE_BTN3; //MOUSE_BTN3 is def in report.h
} else { //3 must be pressed
currentReport.buttons |= MOUSE_BTN3;
}
pointing_device_set_report(currentReport);
}
pointing_device_send();
}
void led_init(void) {
DDRD |= (1<<1);
PORTD |= (1<<1);
DDRF |= (1<<4) | (1<<5);
PORTF |= (1<<4) | (1<<5);
}
void matrix_init_kb(void) {
// put your keyboard start-up code here
// runs once when the firmware starts up
matrix_init_user();
uart_init();
led_init();
}
void matrix_scan_kb(void) {
// put your looping keyboard code here
// runs every cycle (a lot)
matrix_scan_user();
}
void led_set_kb(uint8_t usb_led) {
}
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