16

µµµµPD16675A

5.3.7

Data R/W mode

Data Read/Write (R/W), increment, address counter resetting, etc. are set in this mode.

10110

b2 b1 b0

Choices 1

00: The address is incremented (+1) after being reset (X address = 00H,

Y address = 00H).Note 1

01: The address is incremented starting from the current one.Note 2

10: The address is not incremented after being reset.

11: Current address retained.

MSB

LSB

Choices 2

0: Data writing

1: Data readingNote 3

Notes 1. When the X address goes to the last address, the next address is 00H.

2. The data Read mode is cancelled at STB’s rising edge (switched to data Write mode).

3. In 4-bit parallel interface mode, data cannot be read out.

5.3.8

Test mode

The test mode is set. The test mode is for checking IC operation, and no assurance is made for its regular use or

continued operation.

10111 b2 b1 b0

Choices

000: Normal operation

001 to 111: Test mode

MSB

LSB

5.3.9

D/A converter setting

D/A converter output is set in 32 steps from VDD2 to 2/3 VDD2.

1

0

0

b4 b3 b2 b1 b0

Choices

00H (MIN.) to 1FH (MAX.)

MSB

LSB

10H is set after reset.