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ST63126 View Datasheet(PDF) - STMicroelectronics

Part Name
Description
MFG CO.
'ST63126' PDF : 86 Pages View PDF
ST63140,142,126,156
MEMORY SPACES (Continued)
Data Space
The instruction set of the ST631xx Core operates
on a specific space, named Data Space that con-
tains all the data necessary for the processing of
the program. The Data Space allows the address-
Figure 12. ST631xx Data Space
ing of RAM (256 bytes for the ST631xx family),
EEPROM (128 bytes), ST631xx Core/peripheral
registers, and read-only data such as constants
and the look-up tables.
Figure 13. ST631xx Data Space (Continued)
b7
b0
DATA RAM/EEPROM/OSD
BANK AREA
DATA ROM
WINDOW AREA
X REGISTER
Y REGISTER
V REGISTER
W REGISTER
DATA RAM
PORT A DATA REGISTER
PORT B DATA REGISTER
PORT C DATA REGISTER
RESERVED
PORT A DIRECTION REGISTER
PORT B DIRECTION REGISTER
PORT C DIRECTION REGISTER
RESERVED
INTERR UPT OPTION REGISTER
DATA ROM WINDOW REGISTER
PROGRAM ROM PAGE REGISTER
RESERVED
SPI DATA REGISTER
RESERVED
TIMER 1 PRESCALER REGISTER
TIMER 1 COUNTER REGISTER
TIMER 1 STATUS/CONTROL REG.
RESERVED
WATCHD OG REGISTER
000h
03Fh
040h
07Fh
080h
081h
082h
083h
084h
0BFh
0C0h
0C1h
0C2h
0C3h
0C4h
0C5h
0C6h
0C7h
0C8h
0C9h
0CAh
0CBh
0CCh
0CDh
0D1h
0D2h
0D3h
0D4h
0D5h
0D7h
0D8h
b7
b0
RESERVED
TIMER 2 PRESCALER REGISTER
TIMER 2 COUNTER REGISTER
TIMER 2 STATUS CONTROL REG.
0D9h
0DAh
0DBh
0DCh
0DDh
RESERVED
0DFh
DA0 DATA/CONTROL REGISTER 0E0h
DA1 DATA/CONTROL REGISTER 0E1h
DA2 DATA/CONTROL REGISTER 0E2h
DA3 DATA/CONTROL REGISTER 0E3h
AFC RESULT REGISTER
KEYBOARD INPUT REGISTER
0E4h
0E5h
RESERVED
RESERVED
0E6h
0E7h
DATA RAM BANK REGISTER
0E8h
BSW CONTROL REGISTER
EEPROM CONTROL REGISTER
SPI CONTROL REGISTER 1
0E9h
0EAh
0EBh
SPI CONTROL REGISTER 2
0ECh
VS DATA REGISTER 1
VS DATA REGISTER 2
0EDh
0EEh
OSD CHARAC. BANK SELECT REG. 0EFh
0F0h
RESERVED
ACCUMULATOR
0FEh
0FFh
OSD CONTROL REGISTERS LOCATED
IN PAGE6 OF BANKED DATA RAM
VERTICAL START ADDRESS REG. 010h
HORIZONTALSTART ADDRESS REG. 011h
VERTICAL SPACE REGISTER
012h
HORIZONTAL SPACE REGISTER 013h
BACKGROUND COLOUR REGISTER 014h
GLOBAL ENABLE REGISTER
017h
12/82
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