ST6381B4/XXX データシートの表示（PDF） - STMicroelectronics

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ST6381B4/XXX

8-BIT MCUs WITH ON-SCREEN-DISPLAY FOR TV TUNING

STMicroelectronics 

ST6380, ST6381, ST6382, ST6383, ST6388, ST6389

1.3.3 Data Space

The ST6 Core instruction set operates on a specif-

ic space, referred to as the Data Space, which

contains all the data necessary for the program.

Figure 6. Data Space

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

INTERRUPT OPTION REGISTER

DATA ROM WINDOW REGISTER

PROGRAM ROM PAGE REGISTER

RESERVED

SPI DATA REGISTER

PORT B OPTION REGISTER

RESERVED

ADC DATA REGISTER

ADC CONTROL REGISTER

TIMER 1 PRESCALER REGISTER

TIMER 1 COUNTER REGISTER

TIMER 1 STATUS/CONTROL REGISTER

RESERVED

WATCHDOG 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

0CEh

0CFh

0D0h

0D1h

0D2h

0D3h

0D4h

0D5h

0D7h

0D8h

The Data Space allows the addressing of RAM

(256 bytes), EEPROM (384 bytes), ST6 Core and

peripheral registers, as well as read-only data

such as constants and look-up tables.

RESERVED

TIMER 2 PRESCALER REGISTER

TIMER 2 COUNTER REGISTER

TIMER 2 STATUS/CONTROL REGISTER

RESERVED

MIRROR REGISTER

XOR REGISTER

DA 0 DATA/CONTROL REGISTER

DA 1 DATA/CONTROL REGISTER

DA 2 DATA/CONTROL REGISTER

DA 3 DATA/CONTROL REGISTER

IR & VSYNC STATUS REGISTER

RESERVED

DA 4 DATA/CONTROL REGISTER

DA 5 DATA/CONTROL REGISTER

DATA RAM BANK REGISTER

DEDICATED LATCHES CONTROL REGISTER

EEPROM CONTROL REGISTER

SPI CONTROL REGISTER 1

SPI CONTROL REGISTER 2

OSD POLARITY SELECT REGISTER

VS DATA REGISTER 1

VS DATA REGISTER 2

RESERVED

ACCUMULATOR

0D9h

0DAh

0DBh

0DCh

0DDh

0DEh

0DFh

0E0h

0E1h

0E2h

0E3h

0E4h

0E5h

0E6h

0E7h

0E8h

0E9h

0EAh

0EBh

0ECh

0EDh

0EEh

0EFh

0F0h

0F5h

0FEh

0FFh

OSD CONTROL REGISTERS LOCATED IN

PAGE 5 OF BANKED DATA RAM

VERTICAL START ADDRESS REGISTER

HORIZONTAL START ADDRESS REGISTER

VERTICAL SPACE REGISTER 0

HORIZONTAL SPACE REGISTER

BACKGROUND COLOUR REGISTER

VERTICAL SPACE REGISTER 1

OSD GLOBAL ENABLE REGISTER

038h

039h

03Ah

03Bh

03Ch

03Dh

03Fh

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