static int timeout_status_poll(i2c_t *obj, uint32_t mask) {
uint32_t i, timeout = 100000;
for (i = 0; i < timeout; i++) {
if (HW_I2C_S_RD(obj->instance) & mask)
return 0;
}
return 1;
}
int i2c_slave_receive(i2c_t *obj) {
switch(HW_I2C_S_RD(obj->instance)) {
// read addressed
case 0xE6:
return 1;
// write addressed
case 0xE2:
return 3;
default:
return 0;
}
}
int i2c_slave_receive(i2c_t *obj) {
uint32_t i2c_addrs[] = I2C_BASE_ADDRS;
switch(HW_I2C_S_RD(i2c_addrs[obj->instance])) {
// read addressed
case 0xE6:
return 1;
// write addressed
case 0xE2:
return 3;
default:
return 0;
}
}
