3.3.7

variants/sensebox_mcu_esp32s2/variant.cpp

@@ -0,0 +1,72 @@
+#include "esp32-hal-gpio.h"
+#include "pins_arduino.h"
+#include "esp_partition.h"
+#include "esp_system.h"
+#include "esp_ota_ops.h"
+#include "esp_log.h"
+#include <esp_chip_info.h>
+
+extern "C" {
+
+// Initialize variant/board, called before setup()
+void initVariant(void) {
+  //enable IO Pins by default
+  pinMode(IO_ENABLE, OUTPUT);
+  digitalWrite(IO_ENABLE, LOW);
+
+  //reset RGB
+  pinMode(PIN_RGB_LED, OUTPUT);
+  digitalWrite(PIN_RGB_LED, LOW);
+
+  //enable XBEE by default
+  pinMode(PIN_XB1_ENABLE, OUTPUT);
+  digitalWrite(PIN_XB1_ENABLE, LOW);
+
+  //enable UART only for chip without PSRAM
+  esp_chip_info_t chip_info;
+  esp_chip_info(&chip_info);
+  if (chip_info.revision <= 0) {
+    pinMode(PIN_UART_ENABLE, OUTPUT);
+    digitalWrite(PIN_UART_ENABLE, LOW);
+  }
+
+  //enable PD-Sensor by default
+  pinMode(PD_ENABLE, OUTPUT);
+  digitalWrite(PD_ENABLE, HIGH);
+
+  // define button pin
+  const int PIN_BUTTON = 0;
+  pinMode(PIN_BUTTON, INPUT_PULLUP);
+
+  // keep button pressed
+  unsigned long pressStartTime = 0;
+  bool buttonPressed = false;
+
+  // Wait 5 seconds for the button to be pressed
+  unsigned long startTime = millis();
+
+  // Check if button is pressed
+  while (millis() - startTime < 5000) {
+    if (digitalRead(PIN_BUTTON) == LOW) {
+      if (!buttonPressed) {
+        // The button was pressed
+        buttonPressed = true;
+      }
+    } else if (buttonPressed) {
+      // When the button is pressed and then released, boot into the OTA1 partition
+      const esp_partition_t *ota1_partition = esp_partition_find_first(ESP_PARTITION_TYPE_APP, ESP_PARTITION_SUBTYPE_APP_OTA_1, NULL);
+
+      if (ota1_partition) {
+        esp_err_t err = esp_ota_set_boot_partition(ota1_partition);
+        if (err == ESP_OK) {
+          esp_restart();  // restart, to boot OTA1 partition
+        } else {
+          ESP_LOGE("OTA", "Error setting OTA1 partition: %s", esp_err_to_name(err));
+        }
+      }
+      // Abort after releasing the button
+      break;
+    }
+  }
+}
+}