Epson S1D13700 Manual

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*-*-1 S1D13700 required procedure after power on

S1D13700 automatically set to power save mode after power on and reset pulse input (RESET#).

To make any command write active, S1D13700 must be set to normal operation mode.

Normal

Power save

operation

Power on

mode

Under power save mode, clock distribution for S1D13700 internal circuits are stopped (*1) and

all of the operations are stopped at all.

It results no command acquisition and all of the S1D13700 output for LCD driver are indefinite

except for YDIS output (This signal indicates LCD power down state. The output level is 'L'

during power save mode).

Under normal operation mode, clock distribution to internal circuits are active.

Setting S1D13700 to normal operation mode makes each command write active.

S1D13700 starts display output by writing the command DISPON (0x8009, C=59) after writing each

essential commands.

(*1: In case of using oscillator circuit, oscillation is active. However, the clock

distribution to internal circuits are stopped.)

Page 1 It results no command acquisition and all of the S1D13700 output for LCD driver are indefinite except for YDIS output (This signal indicates LCD power down state. The output level is ‘L’...
Page 2 *-*-2 How to release or set power save mode Release from power save mode（Power save mode -> Normal mode） Write ‘0’ to 0x8008 bit0 (SleepIn) In case of direct mode: In case of indirect mode: Access to SYSTEM SET C=40 Access to SYSTEM SET P1 (*2) (*2: It requires access to P1.) Set to power save mode (Normal mode ->...