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nrf5/hal: Updating hal_twi.c tx implementation to a working state. STARTTX only issued once, before looping bytes.

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This commit is contained in:
Glenn Ruben Bakke 2017-02-02 23:45:44 +01:00
parent 2517ce48f8
commit cd096f604e
1 changed files with 10 additions and 4 deletions
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14
nrf5/hal/hal_twi.c
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@ -61,19 +61,25 @@ void hal_twi_master_tx(NRF_TWI_Type * p_instance,
p_instance->ADDRESS = addr;
while (number_of_txd_bytes < transfer_size) {
p_instance->EVENTS_TXDSENT = 0;
p_instance->TXD = tx_data[number_of_txd_bytes];
p_instance->TASKS_STARTTX = 1;
p_instance->EVENTS_TXDSENT = 0;
p_instance->TXD = tx_data[number_of_txd_bytes];
p_instance->TASKS_STARTTX = 1;
while (number_of_txd_bytes < transfer_size) {
// wait for the transaction complete
while (p_instance->EVENTS_TXDSENT == 0) {
;
}
number_of_txd_bytes++;
// TODO: This could go one byte out of bound.
p_instance->TXD = tx_data[number_of_txd_bytes];
p_instance->EVENTS_TXDSENT = 0;
}
if (stop) {
p_instance->EVENTS_STOPPED = 0;
p_instance->TASKS_STOP = 1;