Epson SED 1520 Series Especificações descarregar pdf (Página 35)

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.

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