參數(shù)資料
型號(hào): GMS90C54
英文描述: 8-Bit CMOS Microcontroller(8位CMOS 微控制器)
中文描述: 8位CMOS微控制器(8位的CMOS微控制器)
文件頁(yè)數(shù): 16/59頁(yè)
文件大?。?/td> 812K
代理商: GMS90C54
Table 2
Special Function Registers - Functional Blocks
Block
Symbol
Name
Address
Contents
after Reset
CPU
ACC
B
DPH
DPL
PSW
SP
Accumulator
B-Register
Data Pointer, High Byte
Data Pointer, Low Byte
Program Status Word Register
Stack Pointer
E0
H1)
F0
H1)
83
H
82
H
D0
H1)
81
H
00
H
00
H
00
H
00
H
00
H
07
H
Interrupt
System
IE
IP
Interrupt Enable Register
Interrupt Priority Register
A8
H1)
B8
H1)
0X000000
B2)
XX000000
B2)
Ports
P0
P1
P2
P3
Port 0
Port 1
Port 2
Port 3
80
H1)
90
H1)
A0
H1)
B0
H1)
FF
XX
H
FF
H
FF
H
Serial
Channels
PCON
2)
SBUF
SCON
Power Control Register
Serial Channel Buffer Reg.
Serial Channel 0 Control Reg.
87
H
99
98
H
0XXX0000
B2)
XX
H3)
00
H
Timer 0 /
Timer 1
TCON
TH0
TH1
TL0
TL1
TMOD
Timer 0/1 Control Register
Timer 0, High Byte
Timer 1, High Byte
Timer 0, Low Byte
Timer 1, Low Byte
Timer Mode Register
88
H1)
8C
H
8D
H
8A
H
8B
H
89
H
00
H
00
H
00
H
00
H
00
H
00
H
Timer 2
T2CON
T2MOD
RC2H
RC2L
TH2
TL2
AUXR0
4)
Timer 2 Control Register
Timer 2 Mode Register
Timer 2 Reload Capture Reg., High Byte
Timer 2 Reload Capture Reg., Low Byte
Timer 2, High Byte
Timer 2, Low Byte
Aux. Register 0
C8
H1)
C9
H
CB
H
CA
H
CD
H
CC
H
8E
H
00
H
00
H
00
H
00
H
00
H
00
H
XXXXXXX0
B
2)
Power Saving
Modes
PCON
Power Control Register
87
H
0XXX0000
B2)
1)
Bit-addressable Special Function register
2)
This special function register is listed repeatedly since some bit of it also belong to other functional blocks
3)
X means that the value is indeterminate and the location is reserved
4)
: The AUXR0 is in the GMS9xC54/56/58 only.
GMS90 Series
8-Bit CMOS Microcontroller
LG Semicon MCU
16
MAY. 1998
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參數(shù)描述
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