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ADC为AD7172
DAC ADC模块的接线如下：
| STM32F103C8T6最小系统板 | DACADC模块 |
| 3V3 | 3V3 |
| GND | GND |
| PB12 | CS_N |
| PB13 | SCLK |
| PB15 | DIN |
| PB14 | DOUT |
| PA12 | SYNC |
| GND or ADC_REF | AIN0 |
| GND | AIN1 |
BLE模块接线如下：
| STM32F103C8T6最小系统板 | BLE |
| PA9 | RX |
| PA10 | TX |
| GND | GND |
| 3V3 | 3V3 |
这个跳帽接上
ADC为AD7172
DAC ADC模块的接线如下：
| STM32F103C8T6最小系统板 | DACADC模块 |
| 3V3 | 3V3 |
| GND | GND |
| PB12 | CS_N |
| PB13 | SCLK |
| PB15 | DIN |
| PB14 | DOUT |
| PA12 | SYNC |
| GND or ADC_REF | AIN0 |
| GND | AIN1 |
BLE模块接线如下：
| STM32F103C8T6最小系统板 | BLE |
| PA9 | RX |
| PA10 | TX |
| GND | GND |
| 3V3 | 3V3 |
这个跳帽接上