AK9813B Datasheet, PDF (11/24 Pages) Asahi Kasei Microsystems – 12ch 8bit D/A Converter with EEPROM

ASAHI KASEI
②Timing Diagram for LD I/F (SEL ="L")
1. DAC mode: The internal EEPROM is not used.
DI
CL WR D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
CLK
CS/LD
DO
AO1 - 12
[AK9813B]
2. WRITE ENABLE/DISABLE mode: The programming state of internal EEPROM is set.
DI
CLK
"1111"=WRITE DISABLE
CL WR D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
"0000"=WRITE ENABLE
CS/LD
3. CALL mode: The output of the D/A is set by the data in the internal EEPROM.
DI
CLK
EA0, EA1
CS/LD
DO
AO1 - 12
CL WR D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
DAD04E-01
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2002/11