Advantech PCA-6774 user manual Table B.20 LCD 40-Pin Connector CN22, AppendixB

B.20 LCD 40-Pin Connector (CN22)

Table B.20: LCD 40-Pin Connector (CN22)

Pin	Signal	Pin	Signal
1	+5V output	2	+5V output
3	GND	4	GND
5	+3.3V output	6	+3.3V output
7	NC	8	GND
9	PD0 signal output	10	PD1 signal output
11	PD2 signal output	12	PD3 signal output
13	PD4 signal output	14	PD5 signal output
15	PD6 signal output	16	PD7 signal output
17	PD8 signal output	18	PD9 signal output
19	PD10 signal output	20	PD11 signal output
21	PD12 signal output	22	PD13 signal output
23	PD14 signal output	24	PD15 signal output
25	PD16 signal output	26	PD17 signal output
27	PD18 signal output	28	PD19 signal output
29	PD20 signal output	30	PD21 signal output
31	PD22 signal output	32	PD23 signal output
33	GND	34	GND
35	FPCLK signal output	36	FPVS signal output
37	FPDE signal output	38	FPHS signal output
39	NC	40	ENVEE signal

Note:	The model number of the CN22 socket is
	DF13A-40DP-1.25V (Hirose Electric Co., Ltd.)

105 AppendixB