CPU: STM32F103C8T6, main frequency: 72MHz, internal FLASH: 64KB, internal SRAM: 20KB. Small and delicate appearance, convenient for various DIY projects. Support SWD and serial download, easy to debug. Support SPI interface and IIC interface display module direct insertion. Extended GPIO port for easy connection to various peripherals. Rich development resources, easy to learn, easy to get started.
Remark: All Models Support Capacitive or Resistive Touch Panel. | ||||||||||
Type | LCD Interface | Model | FLASH | SRAM | Main chip | function | Touch panel | Power | OP(℃) | |
1 | SPI | STM3202 | 64K | 20KB | STM32F103C8T6 | GPIO; SWD; USB; IIC | NC / RTP | USB 5V | -20~60°C |
Serial number | Name | Description |
① | J1 | Connect to the Common-SPI display module |
② | J2 | Connect to the Common-SPI/IPS display module |
③ | J3 | Connect to the Arduino-SPI display module |
④ | J4 | Connect to the IIC-VCC display module |
⑤ | SWD | For SWD download and emulation |
⑥ | USB interface | Used for USB communication and power supply |
⑦ | Reset button | Reset development board |
⑧ | KEY0 | For standby wake up or program button function design |
⑨ | BT0/BT1 | Used to select the startup mode after the development board is reset |
⑩ | STM32F103C8T6 | Main chip, main frequency: 72MHz, internal FLASH: 64KB, internal SRAM: 20KB, support RTC, interrupt, PWM, DMA and other functions |
⑪ | Power light | Red LED light is used to indicate whether the development board is normally powered |
⑫ | LED0 | Blue LED light, used to indicate the running status of the program and DIY program lighting effect design |
⑬,⑭ | IO expand | It is used to connect various peripherals to facilitate project development |
⑮ | Power stabilized IC | 5V in,3.3V out |
⑯ | Self restoring fuse | Ensure the safety of the circuit in case of short circuit or other fault |
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