123 lines
3 KiB
C
123 lines
3 KiB
C
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#include <stdint.h>
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#include <string.h>
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#include <stdio.h>
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#include "ch.h"
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#include "hal.h"
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#include "chprintf.h"
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#include "nrf52_radio.h"
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static SerialConfig serial_config = {
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.speed = 38400,
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.tx_pad = UART_TX,
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.rx_pad = UART_RX,
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#if NRF5_SERIAL_USE_HWFLOWCTRL == TRUE
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.rts_pad = UART_RTS,
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.cts_pad = UART_CTS,
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#endif
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};
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static THD_WORKING_AREA(waLEDThread, 64);
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static THD_FUNCTION(LEDThread, arg) {
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(void)arg;
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chRegSetThreadName("blinker");
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palSetPadMode(IOPORT1, LED1, PAL_MODE_OUTPUT_PUSHPULL);
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while (1) {
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palTogglePad(IOPORT1, LED1);
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chThdSleepMilliseconds(500);
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}
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}
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static nrf52_config_t radiocfg = {
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.protocol = NRF52_PROTOCOL_ESB_DPL,
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.mode = NRF52_MODE_PRX,
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.bitrate = NRF52_BITRATE_1MBPS,
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.crc = NRF52_CRC_8BIT,
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.tx_power = NRF52_TX_POWER_0DBM,
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.tx_mode = NRF52_TXMODE_MANUAL_START,
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.selective_auto_ack = false,
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.retransmit = { 1000, 3 },
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.payload_length = 0,
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.address = {
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.base_addr_p0 = { 0xF3, 0xF3, 0xF3, 0x01 },
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.base_addr_p1 = { 0x3F, 0x3F, 0x3F, 0x01 },
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.pipe_prefixes = { 0xF3, 0x3F, },
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.num_pipes = 2,
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.addr_length = 5,
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.rx_pipes = 1 << 0,
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.rf_channel = 1,
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},
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};
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static uint16_t cnt, fail_pkt, good_pkt;
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static nrf52_payload_t tx_payload = {
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.pipe = 1,
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};
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static nrf52_payload_t rx_payload;
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static THD_WORKING_AREA(waRadioThread, 256);
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static THD_FUNCTION(RadioThread, arg) {
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(void)arg;
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event_listener_t el;
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chEvtRegisterMask(&RFD1.eventsrc, &el, EVENT_MASK(0));
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chRegSetThreadName("radio");
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while (1) {
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chEvtWaitAny(EVENT_MASK(0));
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eventflags_t flags = chEvtGetAndClearFlags(&el);
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if (flags & NRF52_EVENT_TX_SUCCESS) {
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radio_start_rx();
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good_pkt++;
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}
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if (flags & NRF52_EVENT_TX_FAILED) {
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radio_start_rx();
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fail_pkt++;
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}
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if (flags & NRF52_EVENT_RX_RECEIVED) {
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memset(rx_payload.data, 0, 32);
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radio_read_rx_payload(&rx_payload);
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}
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}
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}
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/**@brief Function for application main entry.
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*/
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int main(void) {
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halInit();
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chSysInit();
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sdStart(&SD1, &serial_config);
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chThdCreateStatic(waLEDThread, sizeof(waLEDThread), NORMALPRIO, LEDThread, NULL);
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chThdCreateStatic(waRadioThread, sizeof(waRadioThread), NORMALPRIO, RadioThread, NULL);
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radio_init(&radiocfg);
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radio_flush_tx();
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radio_flush_rx();
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radio_start_rx();
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cnt = good_pkt = fail_pkt = 0;
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while (true) {
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memset(tx_payload.data, 0, 32);
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sprintf((char*)tx_payload.data, "counter value=%d" , cnt++);
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tx_payload.length = strlen((char *)tx_payload.data);
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radio_stop_rx();
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radio_write_payload(&tx_payload);
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radio_start_tx();
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chprintf((BaseSequentialStream *)&SD1, "packets: good=%d, fail=%d, sent=%s\r\n", good_pkt, fail_pkt, tx_payload.data);
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chThdSleepMilliseconds(500);
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if (strlen((char*) rx_payload.data)) {
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chprintf((BaseSequentialStream *)&SD1, "rssi=%d, received=%s\r\n", rx_payload.rssi, rx_payload.data);
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rx_payload.data[0] = 0;
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}
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}
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}
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