Datasheet 搜索 > 微控制器 > Microchip（微芯） > PIC16F872-I/SP 数据手册 > PIC16F872-I/SP 产品设计参考手册 4/688 页
器件3D模型￥ 43.706
PIC16F872-I/SP 产品设计参考手册 - Microchip（微芯）
制造商:
Microchip（微芯）
分类:
微控制器
封装:
DIP-28
描述:
PIC16F872 8 位微控制器Microchip 的 PIC16F 系列微控制器 8 位 MCU，将 Microchip 的 PIC® 体系架构融入到引脚和封装选件中，从节省空间的 14 引脚设备到功能丰富的 64 引脚设备。 带有基线、中级或增强型中级体系架构的设备提供多种不同的外围设备组合，可谓设计人员提供灵活性，并为应用提供选择。 PIC16F872 系列微控制器基于 Microchip 的中级内核，带 8 层深硬件堆栈和 35 个指令。 这些 MCU 提供高达 5 MIPS、3.5 K 字节的程序内存，128 字节 RAM 和 64 字节的 EEPROM。### 微控制器功能最大 20 MHz CPU 速度 35 指令 8 级硬件堆栈 22 个输入/输出引脚 通电重置 (POR) 掉电重置 (BOR) 通电计时器 (PWRT) 振荡器启动计时器 (OST) 监控器计时器 (WDT) 在线串行编程 (ICSP) 在线调试 (ICD) ### 外设5 通道 10 位模拟到数字转换器 (ADC) 捕获、比较、PWM (CCP) 模块 两个 8 位计时器 一个 16 位计时器 同步串行端口 (SSP)，带有 SPI 和 I2C
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
典型应用电路图在P188P229P259P287
原理图在P53P72P144P145P146P147P148P149P150P151P152P153
型号编码规则在P514
封装信息在P19P21P29
技术参数、封装参数在P575P577P579P581P583P585P587P589P591P593P595P597
应用领域在P14P21
电气规格在P575P577P579P581P583P584P585P587P589P591P593P595
导航目录
PIC16F872-I/SP数据手册
Page:
of 688 Go
若手册格式错乱，请下载阅览PDF原文件
DS00097D-page iv
1997 Microchip Technology Inc.
M
PAGE
SECTION 5. CPU AND ALU 5-1
Introduction .......................................................................................................................................................5-2
General Instruction Format ...............................................................................................................................5-4
Central Processing Unit (CPU) .........................................................................................................................5-4
Instruction Clock ...............................................................................................................................................5-4
Arithmetic Logical Unit (ALU) ...........................................................................................................................5-5
STATUS Register .............................................................................................................................................5-6
OPTION_REG Register ...................................................................................................................................5-8
PCON Register .................................................................................................................................................5-9
Design Tips ....................................................................................................................................................5-10
Related Application Notes ..............................................................................................................................5-11
Revision History .............................................................................................................................................5-12
SECTION 6. MEMORY ORGANIZATION 6-1
Introduction .......................................................................................................................................................6-2
Program Memory Organization ........................................................................................................................6-2
Data Memory Organization ..............................................................................................................................6-8
Initialization .....................................................................................................................................................6-14
Design Tips ....................................................................................................................................................6-16
Related Application Notes ..............................................................................................................................6-17
Revision History .............................................................................................................................................6-18
SECTION 7. DATA EEPROM 7-1
Introduction .......................................................................................................................................................7-2
Control Register ...............................................................................................................................................7-3
EEADR .............................................................................................................................................................7-4
EECON1 and EECON2 Registers ....................................................................................................................7-4
Reading the EEPROM Data Memory ...............................................................................................................7-5
Writing to the EEPROM Data Memory .............................................................................................................7-5
Write Verify .......................................................................................................................................................7-6
Protection Against Spurious Writes ..................................................................................................................7-7
Data EEPROM Operation During Code Protected Configuration ....................................................................7-7
Initialization .......................................................................................................................................................7-7
Design Tips ......................................................................................................................................................7-8
Related Application Notes ................................................................................................................................7-9
Revision History .............................................................................................................................................7-10
SECTION 8. INTERRUPTS 8-1
Introduction .......................................................................................................................................................8-2
Control Registers ..............................................................................................................................................8-5
Interrupt Latency ............................................................................................................................................8-10
INT and External Interrupts ............................................................................................................................8-10
Context Saving During Interrupts ...................................................................................................................8-11
Initialization .....................................................................................................................................................8-14
Design Tips ....................................................................................................................................................8-16
Related Application Notes ..............................................................................................................................8-17
Revision History .............................................................................................................................................8-18
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