STM32F303VC AOP1的框图如下:
注意下:放大倍数只有2.4.8,16四种选择。
#define OPAMP_OPAMP_PGAGain_2 ((uint32_t)0x00000000)
#define OPAMP_OPAMP_PGAGain_4 OPAMP_CSR_PGGAIN_0
#define OPAMP_OPAMP_PGAGain_8 OPAMP_CSR_PGGAIN_1
#define OPAMP_OPAMP_PGAGain_16 ((uint32_t)0x0000C000)
303VC放大器的实验我已经做了,没有问题。有需要做实验的,可以在我这儿买核心板。
|