add nrf24l01 tx

This commit is contained in:
acevest
2020-04-03 16:55:08 +08:00
parent 602ad7d308
commit cd3ab71eb7
3 changed files with 98 additions and 33 deletions

View File

@@ -146,13 +146,6 @@ void nrf_set_standby_mode() {
nrf_reset_registers();
nrf_delay(10);
printf("\n");
for(int i=0; i<=7; i++) {
uint8_t v = 0;
nrf_hal_read_reg_byte(i, &v);
printf("--reg %u val %x\n", i, v);
}
nrf_powerup();
nrf_delay(10); // 10m > 1.5~2ms
}
@@ -160,7 +153,6 @@ void nrf_set_standby_mode() {
void nrf_set_receive_mode() {
nrf_hal_set_reg_bit(REG_CONFIG, PRIM_RX);
nrf_hal_ce(1);
@@ -168,6 +160,14 @@ void nrf_set_receive_mode() {
nrf_delay(1); // 1ms > 120~130us
}
void nrf_set_send_mode() {
nrf_hal_clear_reg_bit(REG_CONFIG, PRIM_RX);
nrf_hal_ce(1);
nrf_delay(1); // 1ms > 120~130us
}
void nrf_enable_autoack(uint8_t pipe) {
if(pipe >= 6) {
return ;
@@ -229,6 +229,10 @@ int nrf_read_payload(uint8_t *buf, uint8_t *len) {
return 0;
}
int nrf_write_payload(uint8_t *buf, uint8_t len) {
return nrf_hal_cmd_write(CMD_W_TX_PAYLOAD_NOACK, buf, len);
}
void print_addr(uint8_t pipe) {
uint8_t addr[5];
nrf_hal_read_reg(REG_RX_ADDR_P0+pipe, addr, 5);
@@ -242,12 +246,13 @@ void print_addr(uint8_t pipe) {
uint8_t nrf_received_data = 0;
uint8_t nrf_hal_test() {
uint8_t nrf_hal_test_rx() {
uint8_t data = 0;
extern SPI_HandleTypeDef hspi1;
nrf_init(&hspi1, CSN_GPIO_Port, CSN_Pin, CE_GPIO_Port, CE_Pin);
#if 1
nrf_delay(200);
nrf_hal_csn(1);
@@ -259,20 +264,15 @@ uint8_t nrf_hal_test() {
nrf_set_standby_mode();
nrf_set_receive_mode();
//nrf_disable_rx_irq();
nrf_disable_rx_irq();
nrf_set_rf_channel(64);
nrf_set_datarate(NRF_2Mbps);
uint8_t rxaddr[] = { 1, 2, 3, 4, 1 };
uint8_t rxaddr1[] = { 1, 2, 3, 4, 2 };
uint8_t txaddr[] = { 1, 2, 3, 4, 2 };
nrf_set_rxaddr(0, rxaddr, 5);
nrf_set_rxaddr(1, rxaddr1, 5);
nrf_set_txaddr(rxaddr, 5);
nrf_enable_autoack(0);
//nrf_disable_autoack(0);
nrf_enable_autoack(1);
nrf_set_txaddr(txaddr, 5);
nrf_enable_dynamic_payload(0);
nrf_enable_dynamic_payload(1);
@@ -280,35 +280,24 @@ uint8_t nrf_hal_test() {
nrf_enable_rxaddr(0);
nrf_enable_rxaddr(1);
printf("\n");
for(int i=0; i<=7; i++) {
uint8_t v = 0;
nrf_hal_read_reg_byte(i, &v);
printf("reg %u val %x\n", i, v);
}
print_addr(0);
print_addr(1);
print_addr(2);
#endif
nrf_flush_rx();
while(1) {
#if 1
uint8_t buf[32];
uint8_t len = 0;
uint8_t status = 0;
nrf_hal_read_reg_byte(REG_STATUS, &status);
nrf_read_payload(buf, &len);
if(status & _BV(RX_DR)) {
nrf_hal_set_reg_bit(REG_STATUS, _BV(RX_DR));
nrf_flush_rx();
if(len > 0) {
uint8_t pipe = status;
pipe >>= 1;
pipe &= 0x07;
@@ -328,9 +317,67 @@ uint8_t nrf_hal_test() {
printf("nodata %x\n", status);
nrf_delay(100);
}
#endif
}
return data;
}
uint8_t nrf_hal_test_tx() {
uint8_t data = 0;
extern SPI_HandleTypeDef hspi1;
nrf_init(&hspi1, CSN_GPIO_Port, CSN_Pin, CE_GPIO_Port, CE_Pin);
nrf_delay(200);
nrf_hal_csn(1);
nrf_hal_ce(0);
nrf_delay(200);
nrf_set_standby_mode();
nrf_set_send_mode();
nrf_set_rf_channel(100);
nrf_set_datarate(NRF_2Mbps);
nrf_enable_dynamic_payload(0);
uint8_t txaddr[] = { 1, 2, 3, 4, 0 };
nrf_set_txaddr(txaddr, 5);
nrf_flush_rx();
nrf_flush_tx();
uint32_t cnt = 0;
while(1) {
nrf_flush_rx();
nrf_flush_tx();
uint8_t buf[] = {0x0A, 0x0C, 0x0E, cnt++ };
nrf_write_payload(buf, sizeof(buf));
while(1) {
uint8_t status = 0;
nrf_hal_read_reg_byte(REG_STATUS, &status);
printf("status %x\n", status);
if(status & _BV(MAX_RT)) {
printf("send error....\n");
nrf_hal_set_reg_bit(REG_STATUS, _BV(MAX_RT));
nrf_flush_tx();
break;
}else if(status & _BV(TX_DS)) {
printf("sended....\n");
nrf_hal_set_reg_bit(REG_STATUS, _BV(TX_DS));
break;
} else {
printf("sending....\n");
}
}
nrf_delay(100);
}
return data;
}
uint8_t nrf_hal_test() {
//return nrf_hal_test_rx();
return nrf_hal_test_tx();
}

View File

@@ -122,6 +122,22 @@ int nrf_hal_cmd_read(uint8_t cmd, uint8_t *data, uint8_t len) {
return 0;
}
int nrf_hal_cmd_write(uint8_t cmd, uint8_t *data, uint8_t len) {
nrf_hal_csn(0);
if(HAL_OK != HAL_SPI_Transmit(nrf_spi, &cmd, 1, HAL_MAX_DELAY)) {
return -1;
}
if(HAL_OK != HAL_SPI_Transmit(nrf_spi, data, len, HAL_MAX_DELAY)) {
return -1;
}
nrf_hal_csn(1);
return 0;
}
int nrf_hal_cmd_read_byte(uint8_t cmd, uint8_t *data) {
return nrf_hal_cmd_read(cmd, data, 1);
}

View File

@@ -32,6 +32,8 @@ int nrf_hal_cmd_read(uint8_t cmd, uint8_t *data, uint8_t len);
int nrf_hal_cmd_read_byte(uint8_t cmd, uint8_t *data);
int nrf_hal_cmd_write(uint8_t cmd, uint8_t *data, uint8_t len);
int nrf_hal_write_cmd(uint8_t cmd);