NexGen: Component Documentation: Gables ATC panel: G-1981

25 Aug 2022

Gables Engineering ATC Panel

G-1981

Connector	Equipment	Mate
J1	MS24264R22B55P	MS24266R22B55S

Please note the table below in arranged by function

PIN	Connects To:	Terminal:	FUNCTION	db25	ARDUINO MEGA
SQUAWK CODES
2	S1A	B	POS 3xx	A1	22
3	S1A	C		A2	23
4	S1A	D		A3	24
5	S1B	E	POS 4xxx	A4	25
6	S1B	F		A5	26
7	S1B	G		A6	27
9	S2A	N	POS 2x	A7	28
10	S2A	O		A8	29
11	S2A	P		A9	30
13	S2B	J	POS 1 (units)	10	31
14	S2B	K		A11	32
15	S2B	L		A12	33
TRANSPONDER #1
16	S8A		IDENT	A13	34
21	S5		LO SENS	A14	35
22	S3		STBY	A15	36
23	S3		ON	A16	37
24	S4		MODE A	A17	38
25	S4		MODE B	A18	39
26	S4		MODE D	A19	40
19			TEST	A20	41
43	S5		ANN. LIGHT	A21	42
TRANSPONDER #2
18			IDENT	B1	43
32			LOW SENS	B2	44
33	S3		STBY	B3	45
34			ON	B4	46
28	S4		MODE A	B5	47
29	S4		MODE B	B6	48
30	S4		MODE D	B7	49
42			TEST	B14	50
44			ANN. LIGHT	B15	51
ALTITUDE REPORTING SW
GND	S6	AC+BC		B16	na
1	S6		ALT REPORT	B17
45	S6	A1	COMPUTER 1	B18	52
46	S6	A 2	COMPUTER 2	B19	53
LIGHTS
38			PANEL LAMPS	B11	Relay #1 1NO
39			PANEL LAMPS	B23	Power Supply Ground
41			DIAL LIGHTS	B21	Relay #2 NO
40			DIAL LIGHTS	B9	Power Supply Ground
CHASSIS GROUNDS
8				B13
17				B25
SPARE PINS (NOT USED)
20, 27, 31, 35, 47, 48, 49, 50 51, 52, 53, 54, 55