MCU介绍
- LQFP48 封装📦
- 256KB Flash (256KB Code area + 0KB Data area)
- 48KB SRAM📸
定时器
类型 | 高级定时器 | 通用定时器 | 基本定时器 |
---|---|---|---|
名称 | Timer0⏲ | Timer1/2/3/4 | Timer5/6 |
引脚使用情况
按键引脚分配
Functions description | Function | Pin name | Pin number |
---|---|---|---|
KEY1🔑 | reboot | NRST | 7 |
KEY2⤴️ | pull up | PB4 | 40 |
KEY3🔼 | pull up | PA15 | 38 |
LED引脚分配
Functions description | Function | Pin name | Pin number |
---|---|---|---|
D3🚥 | AMS out | null | null |
D2😥 | chip power | null | null |
D4:happy: | pull down work | PC13 | 2 |
I2C引脚分配🐐
Function description | Function | Pin name | Pin number |
---|---|---|---|
SDA | Data Line | PB11/Alternate: I2C1_SDA | 22 |
SCL | Clock Line | PB10/Alternate: I2C1_SCL | 21 |
3V3 | Null | Null | Null |
GND | Null | Null | Null |
SPI引脚分配🐱
Functions description | Function | Pin name | Pin number |
---|---|---|---|
BL | (Background light) | PA11 | 32 |
CS | (Chip selected) | PB12 | 25 |
DC | (Data or Command) | PB9 | 46 |
RES | (Reset) | PB8 | 45 |
SDA | (Data line) | PB5/Alternate: SPI2_MOSI | 41 |
SCL | (Clock line) | PB3/Alternate: SPI2_SCK | 39 |
3v3 | null | null | null |
GND | null | null | null |
Timer0互补通道输出(J5)
Fucntion description | Function | Pin name | Pin number |
---|---|---|---|
TI0_CH0_ON | Timer0 Complement | PB13/Alternate: TIMER0_CH0_ON | 26 |
TI0_CH1_ON | Timer0 Complement | PB14/Alternate: TIMER0_CH1_ON | 27 |
TI0_CH2_ON | Timer0 Complement | PB15/Alternate: TIMER0_CH2_ON | 28 |
outTriger (J7)
Function description | Function | Pin name | Pin number |
---|---|---|---|
T0_EXTI | outTriger | PA12/Alternate: TIMER0_EXTI | 33 |
DAC_OUT0 | DA_OUT | PA4/Alternate: DAC_OUT0 | 14 |
牛角接口2x7Pin引脚分配💡
Function description | Function | Pin name | Pin numer |
---|---|---|---|
1:PWM_U😿 | PWM_OUT | PA8/Alternate: TIMER0_CH0 | 29 |
2:PWM_V😻 | PWM_OUT | PA9/Alternate: TIMER0_CH1 | 30 |
3:PWM_U🐱 | PWM_OUT | PA10/Alternate: TIMER0_CH2 | 31 |
4:8313InEN | Null | PC14/Altetnate: OSC32IN | 3 |
5:8313OutFault | Logic low when in fault condition | PC15/Alternate: OSC32OUT | 4 |
6:358OutUI | Null | PA3/Alternate: ADC012_IN3 | 13 |
7:358OutVI | Null | PA5/Alternate: ADC01_IN5 | 15 |
8:358OutWI | Null | PA6/Alternate: ADC01_IN6 | 16 |
9:358OutUEMF | Null | PA0/Alternate: ADC012_IN0 | 10 |
10:358OutVEMF | Null | PA1/Alternate: ADC012_IN1 | 11 |
11:358OutWEMF | Null | PA2/Alternate: ADC012_IN2 | 12 |
12:240OutUI | Null | PA7/Alternate: ADC01_IN7 | 17 |
13:240OutVI | Null | PB0/Alternate: ADC01_IN8 | 18 |
14:240OutWI | Null | PB1/Alternate: ADC01_IN9 | 19 |