machine/stm32: always set ADC pins to pullups floating

Signed-off-by: deadprogram <ron@hybridgroup.com>
2026-08-04 19:17:47 +00:00 · 2022-11-19 19:26:03 +01:00
parent f0a271bd21
commit a7fc65861d
1 changed files with 1 additions and 0 deletions
@@ -148,6 +148,7 @@ func (p Pin) ConfigureAltFunc(config PinConfig, altFunc uint8) {
 	// ADC
 	case PinInputAnalog:
 		port.MODER.ReplaceBits(gpioModeAnalog, gpioModeMask, pos)
+		port.PUPDR.ReplaceBits(gpioPullFloating, gpioPullMask, pos)
 	}
 }