CTM8B54E/55E/56E/57E
EPROM-Based 8-Bit CMOS Microcontroller
3.0 FUNCTIONAL DESCRIPTIONS
3.1 REGISTER MAP
The register map of CTM8B5X is depicted as below:.
The Register Map of CTM8B54E/56E
Address
00h
01h
02h
03h
04h
05h
06h
07h-1Fh
Description
Indirect Addressing Register
Timer0
PC
STATUS
FSR
PORTA
PORTB
General Purpose Register
The Register Map of CTM8B55E
Address
00h
01h
02h
03h
04h
05h
06h
07h
08h-1Fh
The Register Map of CTM8B57E
Address
FSR<6:5>
00h
01h
02h
03h
04h
05h
06h
07h
08h~0Fh
Bank 0
00
Indirect Address-
ing Register
Timer0
PC
STATUS
FSR
PORTA
PORTB
PORTC
General Purpose
Register
10h~1Fh
General Purpose
Register
30h~3Fh
General Purpose
Register
50h~5Fh
General Purpose
Register
70h~7Fh
General Purpose
Register
Map back to address in Bank 0
Bank 1
01
Description
Bank 2
10
Bank 3
11
Description
Indirect Addressing Register
Timer0
PC
STATUS
FSR
PORTA
PORTB
PORTC
General Purpose Register
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN, R.O.C
Email: server@ceramate.com.tw
Tel:886-3-3529445
Http: www.ceramate.com.tw
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Rev 1.1 Dec 26,2001
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