ArduinoMega2560 引脚表

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ArduinoMega2560 引脚表

2024-06-25 20:24| 来源: 网络整理| 查看: 265

前言学习修改Arduino原理图的时候读不懂引脚图。现写文如下滤清引脚关系。

ArduinoMega2560采用的是ATMEGA2560-16AU芯片。芯片内部有自己对引脚的一套编号，从1开始也就是PG5引脚。而Arduino板子对芯片引脚编号进行了重排，也就是映射，分为Digital跟Analog两种类型。Digital从0开始也就是PE0，Analog从0开始也就是PF0。在这里插入图片描述

引脚表映射引脚号(Digital)芯片引脚名引脚功能0PE0RXD0 / PCINT81PE1TXD02PE4OC3B / INT43PE5OC3C / INT54PG5OC0B5PE3OC3A / AIN16PH3OC4A7PH4OC4B8PH5OC4C9PH6OC2B10PB4OC2A / PCINT411PB5OC1A / PCINT512PB6OC1B / PCINT613PB7OC0A / OC1C/PCINT714PJ1TXD3 / PCINT1015PJ0RXD3 / PCINT916PH1TXD217PH0RXD218PD3TXD1 / INT319PD2RXD1 / INT220PD1SDA / INT121PD0SCL / INT022PA0AD023PA1AD124PA2AD225PA3AD326PA4AD427PA5AD528PA6AD629PA7AD730PC7A1531PC6A1432PC5A1333PC4A1234PC3A1135PC2A1036PC1A937PC0A838PD7T039PG2ALE40PG1RD41PG0WR42PL743PL644PL5OC5C45PL4OC5B46PL3OC5A47PL2T548PL1ICP549PL0ICP450PB3MISO / PCINT351PB2MOSI / PCINT252PB1SCK / PCINT153PB0SS / PCINT0 映射引脚号(Analog)芯片引脚名引脚功能0PF0ADC01PF1ADC12PF2ADC23PF3ADC34PF4ADC4 / TCK5PF5ADC5 / TMS6PF6ADC6 / TDO7PF7ADC7 / TDI8PK0ADC8 / PCINT169PK1ADC9 / PCINT1710PK2ADC10 / PCINT1811PK3ADC11 / PCINT1912PK4ADC12 / PCINT2013PK5ADC13 / PCINT2114PK6ADC14 / PCINT2215PK7ADC15 / PCINT23 PWM引脚

说明：Digital引脚带有OC功能的为PWM引脚

映射引脚号(Digital)芯片引脚名引脚功能2PE4OC3B / INT43PE5OC3C / INT54PG5OC0B5PE3OC3A / AIN16PH3OC4A7PH4OC4B8PH5OC4C9PH6OC2B10PB4OC2A / PCINT411PB5OC1A / PCINT512PB6OC1B / PCINT613PB7OC0A / OC1C/PCINT744PL5OC5C45PL4OC5B46PL3OC5A 串口引脚串口号TXDRXDUART 0Digital Pin 1Digital Pin 0UART 1Digital Pin 18Digital Pin 19UART 2Digital Pin 16Digital Pin 17UART 3Digital Pin 14Digital Pin 15 外部中断引脚芯片中断号映射引脚号(Digital)Arduino中断号INT021int.2INT120int.3INT219int.4INT318int.5INT42int.0INT53int.1 引脚图

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ArduinoMega2560 引脚表

ArduinoMega2560 引脚表

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