ST STM32F301 6 Series Reference Manual page 311

RM0366
Bits 3:2 VP_SEL: OPAMP2 non inverting input selection.
Theses bits are set/reset by software. They are used to select the OPAMP2 non inverting input.
00: Reserved
01: PB14 used as OPAMP2 non inverting input
10: PB0 used as OPAMP2 non inverting input
11: PA7 used as OPAMP2 non inverting input
Bit 1 FORCE_VP:
This bit forces a calibration reference voltage on non-inverting input and disables external
connections.
0: Normal operating mode. Non-inverting input connected to inputs.
1: Calibration mode. Non-inverting input connected to calibration reference voltage.
Bit 0 OPAMP2EN: OPAMP2 enable.
This bit is set and cleared by software. It is used to select the OPAMP2.
0: OPAMP2 is disabled.
1: OPAMP2 is enabled.
RM0366 Rev 5
Operational amplifier (OPAMP)
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