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#include "i2c.h"
#include "init.h"
#include "pb-mod.h"
#include <stdio.h>
#include <stddef.h>
#include <stdint.h>
#include <pico/stdlib.h>
#include <hardware/i2c.h>
uint8_t* scan_bus(uint8_t *array) {
int ret;
int i = 0;
uint8_t rxdata;
for(int addr = 0; addr < (1<<7); addr++) {
// ignore reserved addresses
// These are any addresses of the form 000 0xxx or 111 1xxx
// ret = i2c_read_blocking(I2C_PORT, addr, &rxdata, 1, false);
// if acknowledged -> ret == number of bytes sent
if(ret > 0){
printf("found i2c slave on addr: %d\n", addr);
array[i] = addr;
i++;
}
}
return array;
}
void bus_task() {
// scan bus for slaves
// send updates at regular intervals
await_init();
vTaskDelay(1000 / portTICK_PERIOD_MS);
// int i = 0;
// uint8_t found[MAX_SLAVES];
// init_addr_array(found, MAX_SLAVES);
while (true) {
vTaskDelay(9 / portTICK_PERIOD_MS);
pbdrv_i2c_send(0x69, (uint8_t *) "bbbbbbbb", 9);
// i2c_write_blocking(i2c0, 0x69, (uint8_t *) "bbbbbbbb", 9, false);
// pbdrv_i2c_recv(NULL, 0);
}
// while(1) {
// // printf("Bus scan!");
// scan_bus(found);
// for(int i = 0; i < MAX_SLAVES; i++){
// if( found[i] == 0x00 )
// break;
//
// uint8_t data = 0x01;
// // send data to found slave address
// write_i2c(found[i], &data, 1);
// data = 0x02;
// write_i2c(found[i], &data, 1);
// // request update from slave addr at found[i]
// //write_i2c();
// }
// }
}
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