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time sync check works

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This commit is contained in:
Thaddeus Hughes
2026-03-04 14:00:47 -06:00
parent 46851e84bf
commit 9717495b45
20 changed files with 1068 additions and 923 deletions
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20
main/rtc.c
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@@ -25,8 +25,9 @@
#include "i2c.h"
#include "rtc_wdt.h"
//#include "esp32/rtc_clk.h" // For RTC_SLOW_FREQ_32K_XTAL enum and rtc_clk_slow_freq_set()
// External 32kHz crystal enabled via CONFIG_RTC_CLK_SRC_EXT_CRYS in sdkconfig.defaults
#include "driver/rtc_io.h" // For RTC I/O handling (optional but recommended for pin configuration)
#include "soc/rtc.h" // For rtc_clk_slow_src_get()
#include "solar.h"
#include "storage.h"
@@ -56,15 +57,16 @@ esp_err_t rtc_xtal_init(void) {
rtc_gpio_set_direction(GPIO_NUM_32, RTC_GPIO_MODE_DISABLED);
rtc_gpio_set_direction(GPIO_NUM_33, RTC_GPIO_MODE_DISABLED);
// Select 32 kHz XTAL as slow clock source (wait for stabilization)
//rtc_clk_slow_freq_set(RTC_SLOW_FREQ_32K_XTAL);
// Optional: Brief delay for crystal stabilization (typically <1 ms)
//vTaskDelay(pdMS_TO_TICKS(1));
// 32kHz crystal selected as slow clock source via CONFIG_RTC_CLK_SRC_EXT_CRYS.
// Verify at runtime that the clock source is actually the external crystal.
soc_rtc_slow_clk_src_t slow_src = rtc_clk_slow_src_get();
if (slow_src == SOC_RTC_SLOW_CLK_SRC_XTAL32K) {
ESP_LOGI("RTC", "Slow clock: external 32kHz crystal");
} else {
ESP_LOGW("RTC", "Slow clock source is %d — expected XTAL32K (%d). Check sdkconfig.",
(int)slow_src, (int)SOC_RTC_SLOW_CLK_SRC_XTAL32K);
}
//ESP_LOGI("RTC", "Configured with external 32 kHz oscillator (freq: %d Hz)", rtc_clk_slow_freq_get_hz());
// Existing log can now be data-driven
return ESP_OK;
}