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Page 60 Epson Research and Development
Vancouver Design Center
S1D13705 Programming Notes and Examples
X27A-G-002-03 Issue Date: 02/01/22
int seWriteDisplayDwords(DWORD Offset, DWORD Value, DWORD Count)
Description: 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.
Parameters: Offset - offset from start of the display buffer
Value - DWORD value to write
Count - number of dwords to write
Return Value: ERR_OK - operation completed with no problems
ERR_HAL_BAD_ARG - if the value for Addr or if Addr plus Count is greater than
80 kb.
Note
There are slight functionality differences between the S1D1370x and the S1D1350x
HAL.
9.4.5 Power Save
This section covers the HAL functions dealing with the Power Save features of the
S1D13705.
int seSetPowerSaveMode(int PwrSaveMode)
Description: This function sets on the S1D13705’s software selectable power save modes.
Parameters: 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
read/writable. LCD output is forced low.
3 - (normal operation) all outputs function normally.
Return Value: ERR_OK - operation completed with no problems