HD6433044 Datasheet, PDF(556/867 Page) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

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HD6433044 Datasheet, PDF (556/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

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16.1.3 Input/Output Pins

Table 16-1 summarizes the D/A converterâs input and output pins.

Table 16-1 D/A Converter Pins

Pin Name

Abbreviation I/O

Analog power supply pin

Analog ground pin

Analog output pin 0

Analog output pin 1

Reference voltage input pin

AVCC

AVSS

DA0

DA1

VREF

Input

Input

Output

Output

Input

Function

Analog power supply

Analog ground and reference voltage

Analog output, channel 0

Analog output, channel 1

Analog reference voltage

16.1.4 Register Configuration

Table 16-2 summarizes the D/A converterâs registers.

Table 16-2 D/A Converter Registers

Address*

Name

Abbreviation

H'FFDC

D/A data register 0

DADR0

H'FFDD

D/A data register 1

DADR1

H'FFDE

D/A control register

DACR

H'FF5C

D/A standby control register DASTCR

Note: * Lower 16 bits of the address

R/W

Initial Value

R/W

H'00

R/W

H'00

R/W

H'1F

R/W

H'FE

546

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