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nrf5/hal: Updating hal_twi.c with tx function which partly works. Bytes are clocked out a bit out of order.

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Glenn Ruben Bakke 2017-02-02 20:51:43 +01:00
parent 0629abac53
commit fed06e278b
1 changed files with 15 additions and 0 deletions
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15
nrf5/hal/hal_twi.c
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@ -56,7 +56,22 @@ void hal_twi_master_tx(NRF_TWI_Type * p_instance,
uint16_t transfer_size,
const uint8_t * tx_data,
bool stop) {
uint16_t number_of_txd_bytes = 0;
p_instance->ADDRESS = addr;
while (number_of_txd_bytes < transfer_size) {
p_instance->TXD = (uint32_t)(tx_data[number_of_txd_bytes]);
p_instance->EVENTS_TXDSENT = 0;
p_instance->TASKS_STARTTX = 1;
// wait for the transaction complete
while (p_instance->EVENTS_TXDSENT == 0) {
;
}
number_of_txd_bytes++;
}
}
void hal_twi_master_rx(NRF_TWI_Type * p_instance,