S1D13704 Epson Electronics America, Inc., S1D13704 Datasheet - Page 151

• Manufacturer Part Number: S1D13704
• Description: LCD Controller
• Manufacturer: Epson Electronics America, Inc.

Epson Research and Development
Vancouver Design Center
9.2.4 Register / Memory Access
Programming Notes and Examples
Issue Date: 01/02/12
The Register/Memory Access functions provide access to the S1D13704 registers and
display buffer through the HAL.
int seGetReg(int DevID, int Index, BYTE * pValue)
Description:
Parameters:
Return Value: ERR_OK
int seSetReg(int DevID, int Index, BYTE Value)
Description:
Parameters:
Return Value: ERR_OK
int seReadDisplayByte(int DevID, DWORD Offset, BYTE *pByte)
Description:
Parameters:
Return Value: ERR_OK
Reads the value in the register specified by index.
DevID
Index
pValue
Writes value specified in Value to the register specified by Index.
DevID
Index
Value
Reads a byte from the display buffer at the specified offset and returns the value in
pByte.
DevID
Offset
pByte
ERR_HAL_BAD_ARG - if the value for Addr is greater 40 kb
- registered device ID
- register index to read
- pointer to a BYTE to receive the register value.
- operation completed with no problems
- registered device ID
- register index to set
- value to write to the register
- operation completed with no problems
- registered device ID
- offset, in bytes from start of the display buffer, to read from
- pointer to a BYTE to return the value in
- operation completed with no problems
X26A-G-002-03
S1D13704
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