Schematics

STM32F103C8xx

Todo.

Dot Matrix Display

RGB variant:
Todo.
Monochrome variant:
+-----+
| | OE ---> PA2
OE | . . | A A ---> PA1
GND | . . | B B ---> PA0
GND | . . | NC CLK ---> PA5 (SPI1_SCK)
GND . . | CLK SCLK ---> PA3
GND . . | SCLK R/[G]/[B] ---> PA8 (SPI1_MOSI)
GND | . . | R
GND | . . | [G]
GND | . . | [B]
| |
+-----+