stm32/adc: Fix core temperature reading on WB55.

dpgeorge · dpgeorge · commit c9adabc25a64 · 2025-07-08T13:15:35.000+10:00
It needs a divisor of 100 because the calibration temperatures are 30 and
130 degrees, similar to the H5.

Signed-off-by: Damien George &lt;damien@micropython.org&gt;
diff --git a/ports/stm32/adc.c b/ports/stm32/adc.c
@@ -923,7 +923,7 @@ float adc_read_core_temp_float(ADC_HandleTypeDef *adcHandle) {
         return 0;
     }
     float core_temp_avg_slope = (*ADC_CAL2 - *ADC_CAL1) / 100.0f;
-    #elif defined(STM32H5)
+    #elif defined(STM32H5) || defined(STM32WB)
     int32_t raw_value = adc_config_and_read_ref(adcHandle, ADC_CHANNEL_TEMPSENSOR);
     float core_temp_avg_slope = (*ADC_CAL2 - *ADC_CAL1) / 100.0f;
     #else

Original file line number	Diff line number	Diff line change
`@@ -923,7 +923,7 @@ float adc_read_core_temp_float(ADC_HandleTypeDef *adcHandle) {`
`923`	`923`	`return 0;`
`924`	`924`	`}`
`925`	`925`	`float core_temp_avg_slope = (ADC_CAL2 - ADC_CAL1) / 100.0f;`
`926`		`- #elif defined(STM32H5)`
	`926`	`+ #elif defined(STM32H5) \|\| defined(STM32WB)`
`927`	`927`	`int32_t raw_value = adc_config_and_read_ref(adcHandle, ADC_CHANNEL_TEMPSENSOR);`
`928`	`928`	`float core_temp_avg_slope = (ADC_CAL2 - ADC_CAL1) / 100.0f;`
`929`	`929`	`#else`