108 lines
2.5 KiB
C
108 lines
2.5 KiB
C
/*
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* Test code for SNTP on esp-open-rtos.
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*
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* Jesus Alonso (doragasu)
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*/
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#include <espressif/esp_common.h>
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#include <esp/uart.h>
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#include <string.h>
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#include <stdio.h>
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#include <FreeRTOS.h>
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#include <task.h>
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#include <lwip/err.h>
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#include <lwip/sockets.h>
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#include <lwip/sys.h>
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#include <lwip/netdb.h>
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#include <lwip/dns.h>
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#include <ssid_config.h>
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// Add extras/sntp component to makefile for this include to work
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#include <sntp.h>
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#define SNTP_SERVERS "0.pool.ntp.org", "1.pool.ntp.org", \
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"2.pool.ntp.org", "3.pool.ntp.org"
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#define vTaskDelayMs(ms) vTaskDelay((ms)/portTICK_RATE_MS)
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#define UNUSED_ARG(x) (void)x
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// Use GPIO pin 2
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const int gpio_frc2 = 2;
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// 1 Hz blink frequency
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const int freq_frc2 = 1;
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void SntpTsk(void *pvParameters)
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{
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char *servers[] = {SNTP_SERVERS};
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UNUSED_ARG(pvParameters);
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// Wait until we have joined AP and are assigned an IP
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while (sdk_wifi_station_get_connect_status() != STATION_GOT_IP) {
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vTaskDelayMs(100);
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}
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// Start SNTP
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printf("Starting SNTP... ");
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sntp_set_update_delay(1*60000);
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sntp_initialize(1, 0);
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sntp_set_servers(servers, sizeof(servers) / sizeof(char*));
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printf("DONE!\n");
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while(1) {
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vTaskDelayMs(5000);
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time_t ts = sntp_get_rtc_time(NULL);
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printf("TIME: %s", ctime(&ts));
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}
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}
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void frc2_interrupt_handler(void)
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{
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/* FRC2 needs the match register updated on each timer interrupt */
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timer_set_frequency(FRC2, freq_frc2);
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gpio_toggle(gpio_frc2);
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}
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// Configure FRC2 to blink the LED. I'm messing with FRC2 just to test if
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// it does affect FreeRTOS.
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void Frc2Config(void) {
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/* configure GPIO */
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gpio_enable(gpio_frc2, GPIO_OUTPUT);
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gpio_write(gpio_frc2, 1);
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/* stop timer and mask its interrupt as a precaution */
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timer_set_interrupts(FRC2, false);
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timer_set_run(FRC2, false);
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/* set up ISR */
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_xt_isr_attach(INUM_TIMER_FRC2, frc2_interrupt_handler);
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/* configure timer frequency */
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timer_set_frequency(FRC2, freq_frc2);
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/* unmask interrupt and start timer */
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timer_set_interrupts(FRC2, true);
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timer_set_run(FRC2, true);
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}
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void user_init(void)
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{
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uart_set_baud(0, 115200);
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printf("SDK version:%s\n", sdk_system_get_sdk_version());
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struct sdk_station_config config = {
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.ssid = WIFI_SSID,
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.password = WIFI_PASS,
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};
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/* required to call wifi_set_opmode before station_set_config */
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sdk_wifi_set_opmode(STATION_MODE);
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sdk_wifi_station_set_config(&config);
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// Mess with FRC2 to test if it interferes with FreeRTOS
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Frc2Config();
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xTaskCreate(SntpTsk, (signed char *)"SNTP", 1024, NULL, 1, NULL);
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}
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