Epson Research and Development
Page 15
Vancouver Design Center
Connecting to the Epson D-TFD Panels S1D13706
Issue Date: 01/02/23 X31B-G-012-03
3.1 LCD Pin Mapping for Horizontal Connector (LF37SQT and LF26SCT)
Table 3-1: LCD Pin Mapping for Horizontal Connector: Pins for Horizontal Driver
LCD Pin
No.
LCD Pin
Name
S1D13706
Pin Name
Description Remarks
X-1 EIO2 No Connect I/O enable signal
Forward Scanning: Low
Reverse Scanning: Open
X-2 VCC NIOVDD Power supply for logic (High)
See Section 2.3, “VCC - Horizontal Logic
Power Supply” on page 11.
X-3 VDDH - Power supply for liquid crystal drive
See Section 2.1, “VDDH and VDD -
Horizontal and Vertical Analog Voltages”
on page 8.
X-4 D25 FPDAT6 Blue digital data signal (MSB)
X-5 D24 FPDAT7 Blue digital data signal
X-6 D23 FPDAT8 Blue digital data signal
X-7 D22 FPDAT15 Blue digital data signal
X-8 D21 FPDAT16 Blue digital data signal
X-9 D20 FPDAT17 Blue digital data signal (LSB)
X-10 GCP DRDY PWM output - pulse width setting signal
X-11 FR GPIO2 AC signal for output
X-12 LP FPLINE Data load and start pulse
X-13 RES GPIO4 Reset signal for GCP signal
X-14 D05 FPDAT0 Red digital data signal (MSB)
X-15 D04 FPDAT1 Red digital data signal
X-16 D03 FPDAT2 Red digital data signal
X-17 D02 FPDAT9 Red digital data signal
X-18 D01 FPDAT10 Red digital data signal
X-19 D00 FPDAT11 Red digital data signal (LSB)
X-20 XSCL FPSHIFT Shift clock signal
X-21 SHL NIOVDD Shift direction selection for shift registers
Forward Scanning: Low
Reverse Scanning: High
X-22 D15 FPDAT3 Green digital data signal (MSB)
X-23 D14 FPDAT4 Green digital data signal
X-24 D13 FPDAT5 Green digital data signal
X-25 D12 FPDAT12 Green digital data signal
X-26 D11 FPDAT13 Green digital data signal
X-27 D10 FPDAT14 Green digital data signal (LSB)
X-28 GND VSS (GND)
Common power supply logic low and liquid
crystal drive
X-29 GND VSS (GND)
Common power supply logic low and liquid
crystal drive
X030 EIO1 VSS (GND) I/O enable signal
Forward Scanning: Open
Reverse Scanning: Low
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