From 848dd740ba4ec555b0cab2e5730fb67b4d68bb0e Mon Sep 17 00:00:00 2001
From: BigTreeTech <38851044+bigtreetech@users.noreply.github.com>
Date: Sat, 24 Aug 2019 14:33:16 +0800
Subject: [PATCH] Fix STM32F1 ADC read temperature error (#15026)
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…after USB CDC connect.
---
 Marlin/src/HAL/HAL_STM32F1/HAL.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Marlin/src/HAL/HAL_STM32F1/HAL.cpp b/Marlin/src/HAL/HAL_STM32F1/HAL.cpp
index 17457343d0..1af050e203 100644
--- a/Marlin/src/HAL/HAL_STM32F1/HAL.cpp
+++ b/Marlin/src/HAL/HAL_STM32F1/HAL.cpp
@@ -93,7 +93,7 @@ uint16_t HAL_adc_result;
 // ------------------------
 STM32ADC adc(ADC1);
 
-uint8_t adc_pins[] = {
+const uint8_t adc_pins[] = {
   #if HAS_TEMP_ADC_0
     TEMP_0_PIN,
   #endif
@@ -270,7 +270,7 @@ void HAL_adc_init(void) {
   #else
     adc.setSampleRate(ADC_SMPR_41_5); // 41.5 ADC cycles
   #endif
-  adc.setPins(adc_pins, ADC_PIN_COUNT);
+  adc.setPins((uint8_t *)adc_pins, ADC_PIN_COUNT);
   adc.setDMA(HAL_adc_results, (uint16_t)ADC_PIN_COUNT, (uint32_t)(DMA_MINC_MODE | DMA_CIRC_MODE), nullptr);
   adc.setScanMode();
   adc.setContinuous();