Specifications

S1D15300 Series
Rev.1.4 EPSON 5–25
• When the built-in power supply is not used immediately after the main power is turned on:
Turn on the power save mode (multiple commands) *7
Turn VDD and VSS power on with
RES terminal being set to LOW.
Wait until the power supply is stabilized.
Turn on the initial setup mode (Default) *1
Initial setup is complete
Function select through the commands (user setup)
LCD bias set *2
ADC select *3
Common output mode select *4
Function select through the command (user setup)
Electronic volume *5
Turn off the power save mode *6
Function select through the command (user setup)
Power control set * 7
Cancel the reset mode (RES terminal = HIGH)
Operations ranging from turning off of
the power save mode through the
power control set must be completed
within 5 ms.
The power save mode must be turned
on within 5 ms from powering on.
* This duration of 5 ms depends on the panel characteristics as well as capacity of the capacitor concerned. Check them on the actual system.
Notes: *1: Refer to the “Reset Circuit” in the Function Description.
*2: Refer to the “LCD Bias Set” in the Command Description (11).
*3: Refer to the “ADC Select” in the Command Description (8).
*4: Refer to the “Output State Register Set” in the Command Description (15)
*5: Refer to the “Supply Circuit” in the Function Description and the “Electronic Volume Register Set” in the Command Description
(17).
*6: Refer to the “Supply Circuit” in the Function Description and the “Power Control Set” in the Command Description (16).
*7: You can select either the sleep mode or standby mode for the power save mode. Refer to the “Power Save (Multiple Commands)”
in the Command Description (19).