Ignore expected PSU output drop after Everest Mode Off (v1.0.32).

Disarm sudden-off diagnostics when host setpoint is already 0 V / 0 A so ISO15118 Welding teardown no longer logs false output_lost.

Co-authored-by: Cursor <cursoragent@cursor.com>

Core/Inc/main.h

@@ -27,7 +27,7 @@ extern "C" {
 /* USER CODE BEGIN EC */
 #define FW_VERSION_MAJOR 1
 #define FW_VERSION_MINOR 0
-#define FW_VERSION_PATCH 31
+#define FW_VERSION_PATCH 32
 /* USER CODE END EC */
 
 /* Exported macro ------------------------------------------------------------*/

Core/Src/psu_control.c

@@ -162,6 +162,10 @@ static void PSU_LogActiveStatusFlags(LogLevel_t level)
  *
  * Note: PSU_enabled is derived from V >= PSU_VOLTAGE_THRESHOLD, not from
  * the module enable command bit.
+ *
+ * Host Mode::Off (CMD_E2M_SET_OUTPUT_VOLTAGE 0/0) arrives before
+ * allow_power_on=false during ISO15118 Welding. That is an expected V drop
+ * while EnableOutput is still 1 — do not treat it as output_lost.
  */
 static void PSU_MonitorStatusAndUnexpectedOff(void)
 {
@@ -176,15 +180,19 @@ static void PSU_MonitorStatusAndUnexpectedOff(void)
 	uint32_t now = HAL_GetTick();
 	uint8_t in_charging;
 	uint8_t watch_status;
+	uint8_t host_export_off;
 	uint8_t expect_on;
 
 	in_charging = (CONN.connState == Charging);
+	/* Everest setMode(Off) → SET_OUTPUT 0 V / 0 A; contactors may stay closed. */
+	host_export_off = (CONN.WantedCurrent == 0u) || (CONN.RequestedVoltage == 0u);
 	watch_status = in_charging && (CONN.EnableOutput != 0) && (PSU0.online != 0) &&
 	               ((PSU0.state == PSU_CONNECTED) ||
 	                (PSU0.state == PSU_WAIT_ACK_ON) ||
 	                (PSU0.state == PSU_CONT_WAIT_ACK_ON));
 
-	expect_on = in_charging && (CONN.EnableOutput != 0) && (PSU0.state == PSU_CONNECTED);
+	expect_on = in_charging && (CONN.EnableOutput != 0) && (PSU0.state == PSU_CONNECTED) &&
+	            !host_export_off;
 
 	if (!inited) {
 		prev_s0 = PSU0.status0.raw;
@@ -215,6 +223,7 @@ static void PSU_MonitorStatusAndUnexpectedOff(void)
 	if (!expect_on) {
 		sudden_cand_ms = 0u;
 		if ((CONN.EnableOutput == 0) ||
+		    host_export_off ||
 		    (CONN.connState != Charging) ||
 		    (PSU0.state == PSU_READY) ||
 		    (PSU0.state == PSU_UNREADY) ||