S1D13503F00A200 Datasheet, PDF (86/270 Pages) Epson Company – S1D13503 Graphics LCD Controller

Page 78
Epson Research and Development
Vancouver Design Center
8.3.3 Power Save Mode Function Summary
Table 8-10: Power Save Mode Function Summary
Function
Display Active?
I/O Access Possible?
Memory Access Possible?
Sequence Controller Running?
Internal Oscillator Disabled?
Normal
(Active)
Yes
Yes
Yes
Yes
No
Power Save Mode (PSM)
PSM1
State 1
No
Yes
Yes
No
No
State 2
No
Yes
No
No
No
PSM2
No
Yes
No
No
Yes
8.3.4 Pin States in Power Save Modes
Table 8-11: Pin States in Power Save Modes
Pin
UD[3:0], LD[3:0],
LP, XSCL, YD,
WF/XSCL2
(Note 1)
UD[3:0], LD[3:0],
LP, XSCL, YD,
WF/XSCL2
(Note 2)
AB[19:0], DB[15:0]
IOR#, IOW#
MEMR#, MEMW#
RESET
Normal
(Active)
Active
Active
Active
Active
Active
Active
Pin State
PSM1
State 1 State 2
PSM2
High
High
High
Impedance Impedance Impedance
Forced Low Forced Low Forced Low
Active
Active
Active
Active
Active
Active
Active
Active
Active
Active
Active
Active
Note
1. Internal Register AUX[03], bit 5 = 1
2. Internal Register AUX[03], bit 5 = 0
S1D13503
X18A-A-001-08
Hardware Functional Specification
Issue Date: 01/01/29