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#include QMK_KEYBOARD_H
#include "i2c_master.h"
#include "debug.h"
#define TIMEOUT 50
// TODO: remove patch
#ifdef PROTOCOL_CHIBIOS
# pragma message("ChibiOS is currently 'best effort' and might not report accurate results")
i2c_status_t i2c_start_bodge(uint8_t address, uint16_t timeout) {
i2c_start(address);
// except on ChibiOS where the only way is do do "something"
uint8_t data = 0;
return i2c_readReg(address, 0, &data, sizeof(data), TIMEOUT);
}
# define i2c_start i2c_start_bodge
#endif
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
LAYOUT(KC_A) //
};
void do_scan(void) {
uint8_t nDevices = 0;
dprintf("Scanning...\n");
for (uint8_t address = 1; address < 127; address++) {
// The i2c_scanner uses the return value of
// i2c_start to see if a device did acknowledge to the address.
i2c_status_t error = i2c_start(address << 1, TIMEOUT);
if (error == I2C_STATUS_SUCCESS) {
i2c_stop();
dprintf(" I2C device found at address 0x%02X\n", address);
nDevices++;
} else {
// dprintf(" Unknown error (%u) at address 0x%02X\n", error, address);
}
}
if (nDevices == 0)
dprintf("No I2C devices found\n");
else
dprintf("done\n");
}
uint16_t scan_timer = 0;
void matrix_scan_user(void) {
if (timer_elapsed(scan_timer) > 5000) {
do_scan();
scan_timer = timer_read();
}
}
void keyboard_post_init_user(void) {
debug_enable = true;
debug_matrix = true;
i2c_init();
scan_timer = timer_read();
}
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