STM32 Core: Module Specifications
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The Core STM32 is based on ST's STM32F103CBT6 microcontroller, also used in LeafLabs' Maple Mini. However, note that the connections from the STM32's pins to the Arduino I/O's (D0-13, A0-A7) don't match the way the Mini is connected.
Pinout
Please note this is UNOFFICIAL information, see discussion page
| Upin27 pin | STM32 port | Other functions | Notes |
|---|---|---|---|
| Rx0 | PA10 | ||
| Tx1 | PA9 | ||
| D2 | PB11 | ||
| D3 | PB10 | ||
| D4 | PA8 | On board LED, 1 = LED on | |
| D5 | PA13 | ||
| D6 | PA14 | ||
| D7 | PA15 | ||
| D8 | PB3 | ||
| D9 | PB4 | ||
| D10 | PA4 | ||
| D11 | PA7 | ||
| D12 | PA6 | ||
| D13 | PA5 | ||
| A0 | PA0 | ||
| A1 | PA1 | ||
| A2 | PA2 | ||
| A3 | PA3 | ||
| SDA | PB7 | Not an analog input | |
| SCL | PB6 | Not an analog input | |
| A6 | PB0 | ||
| A7 | PB1 |
