SAB80C517A-N18 Siemens Semiconductor Group, SAB80C517A-N18 Datasheet - Page 30

• Manufacturer Part Number: SAB80C517A-N18
• Description: 8-Bit CMOS Single-Chip Microcontroller
• Manufacturer: Siemens Semiconductor Group

Table 3
Special Function Registers - Functional Blocks
Block
CPU
A/D-
Converter
Interrupt
System
MUL/DIV
Unit
1)
2)
3)
Semiconductor Group
Bit-addressable special function registers
This special function register is listed repeatedly since some bits of it also belong to other functional blocks.
X means that the value is indeterminate and the location is reserved
Symbol
ACC
B
DPH
DPL
DPSEL
PSW
SP
ADCON0
ADCON1
ADDATH
ADDATL
IEN0
CTCON
IEN1
IEN2
IP0
IP1
IRCON0
IRCON1
TCON
TCON
ARCON
MD0
MD1
MD2
MD3
MD4
MD5
2)
2)
2)
Name
Accumulator
B-Register
Data Pointer, High Byte
Data Pointer, Low Byte
Data Pointer Select Register
Program Status Word Register
Stack Pointer
A/D Converter Control Register 0
A/D Converter Control Register 1
A/D Converter Data Reg. High Byte
A/D Converter Data Reg. Low Byte
Interrupt Enable Register 0
Com. Timer Control Register
Interrupt Enable Register 1
Interrupt Enable Register 2
Interrupt Priority Register 0
Interrupt Priority Register 1
Interrupt Request Control Register
Interrupt Request Control Register
Timer Control Register
Timer 2 Control Register
Arithmetic Control Register
Multiplication/Division Register 0
Multiplication/Division Register 1
Multiplication/Division Register 2
Multiplication/Division Register 3
Multiplication/Division Register 4
Multiplication/Division Register 5
29
SAB 80C517A/83C517A-5
Address Contents
E0
F0
83
82
92
D0
81
D8
DC
D9
DA
A8
E1
B8
9A
A9
B9
C0
D1
88
C8
EF
E9
EA
EB
EC
ED
EE
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
1)
1)
1)
1)
1)
1)
1)
1)
after Reset
00
00
00
00
XXXX X000
00
07
00
00
00
00
00
0XXX.0000
00
XXXX.00X0
00
XX00 0000
00
00
00
00
0XXXX XXXX B
XX
XX
XX
XX
XX
XX
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
1994-05-01
B
B
B
B
3)
3)