Epson Research and Development Page 21
Vancouver Design Center
Hardware Functional Specification S1D13705
Issue Date: 02/02/01 X27A-A-001-10
5.2.3 Clock Input5.2.4 Miscellaneous 5.2.5 Power Supply
FPLINE O 38 CN3 0 Line Pulse
FPSHIFT O 28 CN3 0 Shift Clock
LCDPWR O 43 CO1 0 Active high LCD Power Control
DRDY O 42 CN3 0
This pin has multiple functions.
TFT/D-TFD Display Enable (DRDY).
LCD Backplane Bias (MOD).
Second Shift Clock (FPSHIFT2).
See Table 5-3: “LCD Interface Pin Mapping,” on page 23
for
summary.
Pin Name Type Pin # Driver Description
CLKI I 51 C Input Clock
Pin Name Type Pin # Cell RESET#
State Description
CNF[3:0] I 46, 47,
48, 49 CAs set by
hardware
These inputs are used to configure the S1D13705 - see Table
5-1: “Summary of Power On/Reset Options,” on page 22.
Must be connected directly to IO VDD or VSS.
GPIO0 IO,
I22 CS/
TS1 Input
This pin has multiple functions - see REG[03h] bit 2.
General Purpose Input/Output pin.
Hardware Power Save.
TESTEN I 44 TEST pulled low Test Enable input. This input must be connected to VSS.
Pin Name Type Pin # Driver Description
COREVDD P 1, 21, 41,
61 PCore V
DD
IOVDD P 10, 29, 52 P IO VDD
VSS P 20, 27, 40,
50, 60, 72,
80 P Common VSS
Pin Name Type Pin # Cell RESET#
State Description