Epson S1D13706 Technical Manual page 231

Embedded memory lcd controller
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Epson Research and Development
Vancouver Design Center
Note
Parameters:
Return Value:
BOOL seGetPowerSaveMode(void)
Description:
Parameters:
Return Value:
void seSetPowerUpDelay(WORD PowerupTime)
Description:
Parameters:
Return Value:
void seSetPowerDownDelay(WORD PowerdownTime)
Description:
Parameters:
Return Value:
void seCheckEndian(BOOL *ReverseBytes)
Description:
Parameters:
Return Value:
Programming Notes and Examples
Issue Date: 01/02/23
When powering up, the following steps are implemented:
1. Disable power save mode
2. Delay for LCD power up time interval [see seSetPowerUpDelay()]
3. Enable LCD power
seSetPowerSaveMode() waits on vertical non-display (VNDP) cycles for delays. If
there is no VNDP cycle, this function will freeze the system. To ensure VNDP cycles
are being generated, ensure that there is a clock available for PCLK. Alternatively, set
the power-up and power-down times to 0.
Enable
Call with Enable set to TRUE to set power save mode.
Call with Enable set to FALSE to disable power save mode.
None.
seGetPowerSaveMode() returns the current state of power save mode.
None.
The return value is TRUE if power save mode is enabled. The return value is FALSE if
power save mode is not enabled.
seSetPowerUpDelay() sets the power-up delay for seSetPowerSaveMode().
PowerupTime
Power-up time, in milliseconds.
None.
seSetPowerDownDelay() sets the power-down delay for seSetPowerSaveMode().
PowerdownTime Power-down time, in milliseconds.
None.
This function returns the "endian-ness" of the CPU the application is running on.
ReverseBytes
A pointer to boolean value to receive the endian-ness of the system. On
return from this function ReverseBytes is FALSE if the CPU is little
endian (i.e. Intel). ReverseBytes will be TRUE if the CPU is
big-endian (i.e. Motorola)
None.
Page 71
S1D13706
X31B-G-003-03

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