Specifications

S1D15300 Series

Rev.1.4 EPSON 5–23

Command

Code

Function

A0 RD WR D7 D6 D5 D4 D3 D2 D1 D0

(1) Display ON/OFF 0 1 0 1 0 1 0 1 1 1 0 Turns on LCD panel when goes

1 high, and turns off when goes low.

(2) Initial Display Line 0 1 0 0 1 Start display address Specifies RAM display line for

COM0.

(3) Set Page Address 0 1 0 1 0 1 1 Page address Sets the display RAM page in

Page Address register.

(4) Set Column Address 0 1 0 0 0 0 1 Higher column Sets 4 higher bits of column

4 higher bits address address of display RAM in register

(4) Set Column Address 0 1 0 0 0 0 0 Lower column Sets 4 lower bits of column

4 lower bits address address of display RAM in register

(5) Read Status 0 0 1 Status 0 0 0 0 Reads the status information.

(6) Write Display Data 1 1 0 Write data Writes data in display RAM.

(7) Read Display Data 1 0 1 Read data Reads data from display RAM.

(8) ADC Select 0 1 0 1 0 1 0 0 0 0 0 Sets normal relationship between

1 RAM column address and seg-

ment driver when low, but re-

verses the relationship when high.

(9) Normal/Reverse Display 0 1 0 1 0 1 0 0 1 1 0 Normal indication when low, but

1 full indication when high.

(10) Entire Display ON/OFF 0 1 0 1 0 1 0 0 1 0 0 Selects normal display (0) or

1 Entire Display ON (1).

(11) Set LCD Bias 0 1 0 1 0 1 0 0 0 1 0 Sets LCD drive voltage bias ratio.

(12) Read-Modify-Write 0 1 0 1 1 1 0 0 0 0 0 Increments Column Address

counter during each write when

high and during each read when

low.

(13) End 0 1 0 1 1 1 0 1 1 1 0 Releases the Read-Modify-Write.

(14) Reset 0 1 0 1 1 1 0 0 0 1 0 Resets internal functions.

(15) Set Output Status 0 1 0 1 1 0 0 0 * * * Selects COM output scan

(16) Set Power Control 0 1 0 0 0 1 0 1 Operation Selects the power circuit

status operation mode.

(17) Set Electronic Control 0 1 0 1 0 0 Electronic control value Sets V5 output voltage to Elec-

(18) Set Standby 0 1 0 1 0 1 0 1 1 0 0 Selects standby status.

1 0: OFF 1: ON

(19) Power Save – – – – – – – – – – – Compound command of display

OFF and entire display ON

(20) Test Command 0 1 0 1 1 1 1 * * * * IC Test command. Do not use!

(21) Test Mode Reset 0 1 0 1 1 1 1 0 0 0 0 Command of test mode reset

Note: Do not use any other command, or the system malfunction may result.