1 Assignment of peripherals and pins
2 ==================================
4 SPI2 emulated TM1618 LED driver
11 BluePill LED | PC13 GND |
23 | PB1 PA10 | RXD1 - debugging console
24 | PB10 PA9 | TXD1 - debugging console
26 | RESET PB15 | MOSI2 - LED driver data input
27 | 3.3 V PB14 | MISO2 - unused
28 | GND PB13 | SCK2 - LED driver clock
29 | GND PB12 | SS2 - LED driver non-inverted select
30 +--------------------+