參數(shù)資料
型號(hào): P87CL881H
廠商: NXP Semiconductors N.V.
英文描述: Low-voltage microcontroller with 63-kbyte OTP program memory and 2-kbyte RAM(帶63K字節(jié)OTP程序存儲(chǔ)器和2K字節(jié)RAM的低壓微控制器)
中文描述: 低63字節(jié)OTP程序存儲(chǔ)器和2K字節(jié)RAM電壓微控制器(帶檢察官辦公室63K字節(jié)程序存儲(chǔ)器和2K字節(jié)的RAM的低壓微控制器)
文件頁(yè)數(shù): 8/32頁(yè)
文件大?。?/td> 139K
代理商: P87CL881H
1999 Apr 16
8
Philips Semiconductors
Product specification
Low-voltage microcontroller with 63-kbyte
OTP program memory and 2-kbyte RAM
P87CL881H
6
FUNCTIONAL DESCRIPTION
For the functional and block descriptions of the P87CL881, refer to the “TELX family”data sheet.
6.1
Special Function Registers
Table 2
Special Function Registers memory map and reset values; note 1
REGISTER NAME
REGISTER MNEMONIC
SFR ADDRESS
RESET VALUE
(2)
80C51 core
Accumulator
B Register
Data Pointer Low byte
Data Pointer High byte
Program Counter High byte
Program Counter Low byte
Power Control Register
Prescaler Register
Program Status Word
Stack Pointer
XRAM Page Register
ACC
B
DPL
DPH
PCH
PCL
PCON
PRESC
PSW
SP
XRAMP
E0H
F0H
82H
83H
no SFR
no SFR
87H
F3H
D0H
81H
FAH
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0111
XXXX X
000
Timers 0 and 1
Timer/Counter Control Register
Timer/Counter 0 High byte
Timer/Counter 1 High byte
Timer/Counter 0 Low byte
Timer/Counter 1 Low byte
Timer/Counter Mode Control Register
TCON
TH0
TH1
TL0
TL1
TMOD
88H
8CH
8DH
8AH
8BH
89H
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
Ports
Alternative Port Function Control Register
Port P0 output data Register
Port P0 Configuration A Register
Port P0 Configuration B Register
Port P1 output data Register
Port P1 Configuration A Register
Port P1 Configuration B Register
Port P2 output data Register
Port P2 Configuration A Register
Port P2 Configuration B Register
Port P3 output data Register
Port P3 Configuration A Register
Port P3 Configuration B Register
ALTP
P0
P0CFGA
P0CFGB
P1
P1CFGA
P1CFGB
P2
P2CFGA
P2CFGB
P3
P3CFGA
P3CFGB
A3H
80H
8EH
8FH
90H
9EH
9FH
A0H
AEH
AFH
B0H
BEH
BFH
0000 0000
1111 1111
1111 1111
0000 0000
0111 1111
0000 1000
0111 1111
1111 1111
1111 1111
0000 0000
1111 1111
1111 1110
1111 1111
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