S1D13705 Epson Electronics America, Inc., S1D13705 Datasheet - Page 152

• Manufacturer Part Number: S1D13705
• Description: S1d13705 Embedded Memory Lcd Controller
• Manufacturer: Epson Electronics America, Inc.

Page 60
9.4.5 Power Save
S1D13705
X27A-G-002-02
Note
int seWriteDisplayDwords(DWORD Offset, DWORD Value, DWORD Count)
Description:
Parameters:
Return Value: ERR_OK
This section covers the HAL functions dealing with the Power Save features of the
S1D13705.
int seSetPowerSaveMode(int PwrSaveMode)
Description:
Parameters:
Return Value: ERR_OK
There are slight functionality differences between the S1D1370x and the S1D1350x
HAL.
Writes one or more DWORDS to the display buffer at the offset specified by Addr.
If a count greater than one is specified all DWORDSs will have the same value.
Offset
Value
Count
ERR_HAL_BAD_ARG - if the value for Addr or if Addr plus Count is greater than
80 kb.
This function sets on the S1D13705’s software selectable power save modes.
PwrSaveMode - integer value specifying the desired power save mode.
Acceptable values for PwrSaveMode are:
0 - (software power save mode) in this mode registers and memory are
3 - (normal operation) all outputs function normally.
read/writable. LCD output is forced low.
- offset from start of the display buffer
- DWORD value to write
- number of dwords to write
- operation completed with no problems
- operation completed with no problems
Epson Research and Development
Programming Notes and Examples
Vancouver Design Center
Issue Date: 01/02/13