P87CL881H View Datasheet(PDF) - Philips Electronics
Part Name
Description
Manufacturer
P87CL881H
Philips Electronics
P87CL881H Datasheet PDF : 32 Pages
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Philips Semiconductors
Low-voltage microcontroller with 63-kbyte
OTP program memory and 2-kbyte RAM
Product specification
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
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
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
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
ACC
B
DPL
DPH
PCH
PCL
PCON
PRESC
PSW
SP
XRAMP
TCON
TH0
TH1
TL0
TL1
TMOD
ALTP
P0
P0CFGA
P0CFGB
P1
P1CFGA
P1CFGB
P2
P2CFGA
P2CFGB
P3
P3CFGA
P3CFGB
E0H
F0H
82H
83H
no SFR
no SFR
87H
F3H
D0H
81H
FAH
88H
8CH
8DH
8AH
8BH
89H
A3H
80H
8EH
8FH
90H
9EH
9FH
A0H
AEH
AFH
B0H
BEH
BFH
RESET VALUE(2)
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0111
XXXX X000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
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
1999 Apr 16
8
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