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temperature_mcu: Fix slope on stm32f070 

The stm32f070 has a negative temperature slope.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2020-12-19 11:19:44 -05:00
parent e0395c69aa
commit f84a570dde
1 changed files with 1 additions and 1 deletions
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2
klippy/extras/temperature_mcu.py
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@ -121,7 +121,7 @@ class PrinterTemperatureMCU:
def config_stm32f042(self):
self.config_stm32f4(addr1=0x1FFFF7B8, addr2=0x1FFFF7C2)
def config_stm32f070(self):
self.slope = 3.3 / .004300
self.slope = 3.3 / -.004300
cal_adc_30 = self.read16(0x1FFFF7B8) / 4095.
self.base_temperature = self.calc_base(30., cal_adc_30)
def read16(self, addr):