MB90654APF 查看數據表（PDF） - Fujitsu

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MB90654APF

(MB90F65xA) 16-bit Proprietary Microcontroller

Fujitsu 

MB90650A Series

5. D/A Converter

D/A converter is an R-2R type D/A converter with 8-bit resolution. The device contains two D/A converters. The

D/A control register controls the output of the two D/A converters independently.

(1) Register Configuration

• D/A converter data register 0 (DAT0)

bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0

Address : 00003AH DA07 DA06 DA05 DA04 DA03 DA02 DA01 DA00

• D/A converter data register 1 (DAT1)

R/W R/W R/W R/W R/W R/W R/W R/W

bit 15 bit 14 bit 13 bit 12 bit 11 bit 10 bit 9 bit 8

Address : 00003BH DA17 DA16 DA15 DA14 DA13 DA12 DA11 DA10

• D/A control register channel 0 (DACR0)

R/W R/W R/W R/W R/W R/W R/W R/W

bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0

Address : 00003CH

—

—

—

—

—

—

— DAE0

• D/A control register channel 1 (DACR1)

—

——

—

——

—

bit 15 bit 14 bit 13 bit 12 bit 11 bit 10 bit 9

R/W

bit 8

Address : 00003DH

—

—

—

—

—

—

— DAE1

—

—

—

—

—

—

— R/W

R/W : Readable and writable

— : Unused

X : Indeterminate

Initial value

XXXXXXXXB

Initial value

XXXXXXXXB

Initial value

-------0B

Initial value

-------0B

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