Canon qy8-13az-000 service manual J3 CompactFlash Signal name Function

J3 (CompactFlash)
No.	Signal name	Function
1	GND	CF ground
2	CF_D3	CF 16 bit data bus
3	CF_D4	CF 16 bit data bus
4	CF_D5	CF 16 bit data bus
5	CF_D6	CF 16 bit data bus
6	CF_D7	CF 16 bit data bus
7	CF_CS0X	CF chip select
8	GND(CF_A10)	Ground (CF 24 bit address bus)
9	GND(CF_ATASELX)	Ground (CF output enable)
10	GND(CF_A9)	Ground (CF 24 bit address bus)
11	GND(CF_A8)	Ground (CF 24 bit address bus)
12	GND(CF_A7)	Ground (CF 24 bit address bus)
13	VCC	CF logic power supply
14	GND(CF_A6)	Ground (CF 24 bit address bus)
15	GND(CF_A5)	Ground (CF 24 bit address bus)
16	GND(CF_A4)	Ground (CF 24 bit address bus)
17	GND(CF_A3)	Ground (CF 24 bit address bus)
18	CF_A2	CF 24 bit address bus
19	CF_A1	CF 24 bit address bus
20	CF_A0	CF 24 bit address bus
21	CF_D0	CF 16 bit data bus
22	CF_D1	CF 16 bit data bus
23	CF_D2	CF 16 bit data bus
24	CF_IOCS16X	Not used
25	CF_CD2X	CF card detect
26	CF_CD1X	CF card detect
27	CF_D11	CF 16 bit data bus
28	CF_D12	CF 16 bit data bus
29	CF_D13	CF 16 bit data bus
30	CF_D14	CF 16 bit data bus
31	CF_D15	CF 16 bit data bus
32	CF_CS1X	CF chip select
33	CF_VS1X	CF voltage sense
34	CF_IORDX	CF read strobe input - output
35	CF_IOWRX	CF write enable input - output
36	VCC(CF_WEX)	CF logic power supply (write enable)
37	CF_INTRQ	CF interruption
38	VCC	CF logic power supply
39	GND(CF_CSELX)	CF ground (chip select)
40	CF_VS2X	CF voltage sense
		3-10

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