PIC单片机 配置位中文资料16F87XA.doc

PIC16F877A 配置位中文说明 PIC16F876A 配置位中文说明 PIC16F874A 配置位中文说明 PIC16F873A 配置位中文说明 Configuration Bits REGISTER 14-1: CONFIGURATION WORD (ADDRESS 2007h) bit 13 CP: Flash Program Memory Code Protection bit 程序存储器保护位 1= Code protection off 保护位关闭 可以读出代码 0= All program memory code-protected保护位开启 代码保护 读出全0 bit 12 Unimplemented: Read as ‘1’ 未使用 设置 1 bit 11 DEBUG: In-Circuit Debugger Mode bit 在线调试模式位 1= In-Circuit Debugger disabled, RB6 and RB7 are general purpose I/O pins 在线调试关闭 RB6和RB7 通用 IO 端口 0= In-Circuit Debugger enabled, RB6 and RB7 are dedicated to the debugger在线调试开启 RB6和RB7 调试专用端口 bit 10-9 WRT1:WRT0 Flash Program Memory Write Enable bits WRT0 Flash程序存储器的写使能位 For PIC16F876A/877A: 11= Write protection off; all program memory may be written to by EECON control 写保护关闭 全部存储空间可通过EECON控制写入。 10= 0000h to 00FFh write-protected; 0100h to 1FFFh may be written to by EECON control 0000h to 00FFh 写保护; 0100h to 1FFFh 可通过EECON控制写入 01= 0000h to 07FFh write-protected; 0800h to 1FFFh may be written to by EECON control 0000h to 07FFh 写保护; 0800h to 1FFFh 可通过EECON控制写入 00= 0000h to 0FFFh write-protected; 1000h to 1FFFh may be written to by EECON control 0000h to 0FFFh 写保护; 1000h to 1FFFh 可通过EECON控制写入 For PIC16F873A/874A: 11= Write protection off; all program memory may be written to by EECON control 10= 0000h to 00FFh write-protected; 0100h to 0FFFh may be written to by EECON control 01= 0000h to 03FFh write-protected; 0400h to 0FFFh may be written to by EECON control 00= 0000h to 07FFh write-protected; 0800h to 0FFFh may be written to by EECON control bit 8 CPD: Data EEPROM Memory Code Protection bit EEPROM存储器保护位 1= Data EEPROM code protection off EEPROM存储器保护位关闭 可读写 0= Data EEPROM code-protected EEPROM存储器保护位关闭 不可读 bit 7 LVP: Low-Voltage (Single-Supply) In-Circuit Serial Programming Enable bit 低电压（单电源）在电路中的串口编程使位 1= RB3/PGM pin has PGM function; low-voltage programming enabled 开启RB3端口PGM低电压编程功能 0= RB3 is digital I/O, HV on MCLRmust be used for programming RB3 数字 I/O MCLR必须使用高编程电压才可以