參數資料
型號: AT83C51RB2XXX-SLSIL
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: Microcontroller
中文描述: 8-BIT, MROM, 40 MHz, MICROCONTROLLER, PQCC44
封裝: PLASTIC, LCC-44
文件頁數: 6/81頁
文件大小: 1082K
代理商: AT83C51RB2XXX-SLSIL
7
AT80C51RD2/AT83C51Rx2
4113A–8051–09/02
SFR Mapping
The Special Function Registers (SFRs) of the microcontroller fall into the following
categories:
C51 core registers: ACC, B, DPH, DPL, PSW, SP
I/O port registers: P0, P1, P2, P3
Timer registers: T2CON, T2MOD, TCON, TH0, TH1, TH2, TMOD, TL0, TL1, TL2,
RCAP2L, RCAP2H
Serial I/O port registers: SADDR, SADEN, SBUF, SCON
PCA (Programmable Counter Array) registers: CCON, CCAPMx, CL, CH,
CCAPxH, CCAPxL (x: 0 to 4)
Power and clock control registers: PCON
Hardware Watchdog Timer registers: WDTRST, WDTPRG
Interrupt system registers: IE0, IPL0, IPH0, IE1, IPL1, IPH1
Keyboard Interface registers: KBE, KBF, KBLS
BRG (Baud Rate Generator) registers: BRL, BDRCON
Clock Prescaler register: CKRL
Others: AUXR, AUXR1, CKCON0, CKCON1
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