Implement proper shutdown procedure for R1 neo

fixes #2361
2026-04-21 21:29:18 +02:00
parent d532481f34
commit 07671cf1fe
2 changed files with 10 additions and 1 deletions
--- a/variants/muziworks_r1_neo/R1NeoBoard.cpp
+++ b/variants/muziworks_r1_neo/R1NeoBoard.cpp
@@ -14,9 +14,12 @@ const PowerMgtConfig power_config = {

 void R1NeoBoard::initiateShutdown(uint8_t reason) {
  // Disable LoRa module power before shutdown
-  MESH_DEBUG_PRINTLN("R1Neo: shutting down");
  digitalWrite(SX126X_POWER_EN, LOW);

+  // Signal IO controller that MCU is off, then release DCDC latch
+  digitalWrite(PIN_SOFT_SHUTDOWN, LOW);
+  digitalWrite(PIN_DCDC_EN_MCU_HOLD, LOW);
+
  if (reason == SHUTDOWN_REASON_LOW_VOLTAGE ||
      reason == SHUTDOWN_REASON_BOOT_PROTECT) {
    configureVoltageWake(power_config.lpcomp_ain_channel, power_config.lpcomp_refsel);