S1D13705 Epson Electronics America, Inc., S1D13705 Datasheet - Page 150

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

Page 58
9.4.4 Register / Memory Access
S1D13705
X27A-G-002-02
The Register/Memory Access functions provide access to the S1D13705 registers and
display buffer through the HAL.
int seGetReg(int Index, BYTE * pValue)
Description:
Parameters:
Return Value: ERR_OK
int seSetReg(int Index, BYTE Value)
Description:
Parameters:
Return Value: ERR_OK
int seReadDisplayByte(DWORD Offset, BYTE *pByte)
Description:
Parameters:
Return Value: ERR_OK
int seReadDisplayWord(DWORD Offset, WORD *pWord)
Description:
Parameters:
Return Value: ERR_OK
Reads the value in the register specified by index.
Index
pValue
Writes value specified in Value to the register specified by Index.
Index
Value
Reads a byte from the display buffer at the specified offset and returns the value in
pByte.
Offset
pByte
ERR_HAL_BAD_ARG - if the value for Addr is greater 80 kb
Reads a word from the display buffer at the specified offset and returns the value in
pWord.
Offset
pWord
ERR_HAL_BAD_ARG - if the value for Addr is greater than 80 kb.
- register index to read
- pointer to a BYTE to receive the register value.
- operation completed with no problems
- register index to set
- value to write to the register
- operation completed with no problems
- 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
- offset, in bytes from start of the display buffer, to read from
- pointer to a WORD to return the value in
- operation completed with no problems.
Epson Research and Development
Programming Notes and Examples
Vancouver Design Center
Issue Date: 01/02/13