S1D13700F01A100 Epson, S1D13700F01A100 Datasheet - Page 78

• Manufacturer Part Number: S1D13700F01A100
• Description: Display Drivers LCD CONTROLLER
• Manufacturer: Epson

Specifications of S1D13700F01A100

• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: TQFP
• Pin Count: 80
• Mounting: Surface Mount
• Operating Supply Voltage (min): 2.7V
• Lead Free Status / Rohs Status: Supplier Unconfirmed

13 P
13.1 Software Power Save Mode
13.2 Hardware Power Save Mode
13.3 Power Save Mode Function Summary
Note: When FPDAT[11:8] are designated as GPIO these pins are not forced low. Unused GPIO pins must
S1D13705F00A HARDWARE FUNCTIONAL
SPECIFICATION (X27A-A-001-06)
Two Power Save Modes have been incorporated into the S1D13705 to accommodate the need for
power reduction in the hand-held devices market. These modes are enabled as follows:
Software Power Save Mode saves power by powering down the panel and stopping display refresh
accesses to the display buffer.
Hardware Power Save Mode saves power by powering down the panel, stopping accesses to the
display buffer and registers, and disabling the Host Bus Interface.
be tied to IO V
Hardware Power Save
Not Configured or 0
Not Configured or 0
Not Configured or 0
Not Configured or 0
OWER
Configured and 1
Look-Up Table Registers Access Possible?
FPDAT[11:0], FPSHIFT (see note)
DD
Sequence Controller Running?
FPLINE, FPFRAME, DRDY
Memory Access Possible?
- see Table 5-8, “LCD Interface Pin Mapping,” on page 1-14.
S
IO Access Possible?
Display Active?
AVE
LCDPWR
• Host Interface not accessible
• Memory read/write not accessible
• Look-Up Table registers not accessible
• LCD outputs are forced low
Software Power Save
• Registers read/write accessible
• Memory read/write accessible
• Look-Up Table registers not accessible
• LCD outputs are forced low
Table 13-3 Hardware Power Save Mode Summary
Table 13-2 Software Power Save Mode Summary
Table 13-4 Power Save Mode Function Summary
Bit 1
M
X
Table 13-1 Power Save Mode Selection
0
0
1
1
ODES
EPSON
Software Power Save
Bit 0
Hardware Power
X
0
1
0
1
Forced Low
Forced Low
Inactive
Save
No
No
No
No
No
Software Power
Hardware Power Save Mode
Software Power Save Mode
Forced Low
Forced Low
Inactive
Save
13: POWER SAVE MODES
Yes
Yes
No
No
No
Normal Operation
reserved
reserved
Mode
Normal
Active
Active
Active
Yes
Yes
Yes
Yes
Yes
1-69