Seiko Instruments G1216B1N000 user manual Busy, On/Off, Reset

(5)Status read

Code

AN.No.G1216B1N000-3D0E

R/W	D/I	DB7							DB0
1	0	BUSY	0	ON/OFF	RESET	0	0	0	0

BUSY:	When BUSY=1, it means that the the module is operating internally and the next instruction is
	not accepted until BUSY=0. After confirming that BUSY=0, it is necessary to perform the
	next write.
ON/OFF: Indicates that the display is OFF when ON/OFF=1.
	Indicates that the display is ON when ON/OFF=0.
RESET:	Indicates that initial setup is performed by the RST signal.
	Indicates that the initialization is being performed when RESET=1 and instructions other than
	the Status Read instruction are not accepted.
	When RESET=0, initialization is completed and operation status is normal.

(6) Display data write

Code

R/W

D/I

DB7

DB0

0

1

D

D

D

D

D

D

D

D

Upper bits

Lower bits

Writes 8-bit binary data DDDDDDDD in the display data RAM. After the write is completed, the Y- address is automatically advanced by one

(7) Display data read

code

R/W

D/I

DB7

DB0

1

1

D

D

D

D

D

D

D

D

Upper bits

Lower bits

Read 8-bit binary data DDDDDDDD from the display data RAM. After read is performed, the Y- address is automatically advanced by one. A dummy read is necessary once, immediately after the address set is completed. For details, refer to segment driver output register section.

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