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C501 Datasheet(PDF) 17 Page - Infineon Technologies AG

Part # C501
Description  8-Bit CMOS Microcontroller
PDF  48 Pages
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Manufacturer  INFINEON [Infineon Technologies AG]
Direct Link  http://www.infineon.com
Logo INFINEON - Infineon Technologies AG

C501 Datasheet(HTML) 17 Page - Infineon Technologies AG

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Semiconductor Group
17
1997-04-01
C501
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
E0H
1)
F0H
1)
83H
82H
D0H
1)
81H
00H
00H
00H
00H
00H
07H
Interrupt
System
IE
IP
Interrupt Enable Register
Interrupt Priority Register
A8H
1)
B8H
1)
0X000000B
3)
XX000000B
3)
Ports
P0
P1
P2
P3
Port 0
Port 1
Port 2
Port 3
80H
1)
90H
1)
A0H
1)
B0H
1)
FFH
FFH
FFH
FFH
Serial
Channel
PCON 2)
SBUF
SCON
Power Control Register
Serial Channel Buffer Register
Serial Channel Control Register
87H
99H
98H
1)
0XXX0000B
3)
XXH
3)
00H
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
88H
1)
8CH
8DH
8AH
8BH
89H
00H
00H
00H
00H
00H
00H
Timer 2
T2CON
T2MOD
RC2H
RC2L
TH2
TL2
Timer 2 Control Register
Timer 2 Mode Register
Timer 2 Reload/Capture Register, High Byte
Timer 2 Reload/Capture Register, Low Byt
Timer 2 High Byte
Timer 2 Low Byte
C8H
1)
C9H
CBH
CAH
CDH
CCH
00H
XXXXXXX0B
3)
00H
00H
00H
00H
Pow. Sav.
Modes
PCON 2)
Power Control Register
87H
0XXX0000B
3)
1) Bit-addressable special function registers
2) This special function register is listed repeatedly since some bits of it also belong to other functional blocks.
3) “X“ means that the value is undefined and the location is reserved



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