Canon qy8-13az-000 Card Slot Board, J1 Logic Board Signal name Function Input / Output

2-2. Card Slot Board

J1 (Logic Board)
No.	Signal name	Function	Input / Output
1	GND	Ground	-
2	DSC D+	Camera Direct D+ signal	IN/OUT
3	DSC D-	Camera Direct D- signal	IN/OUT
4	VBUS	PictBridge VBUS power supply	IN
5	+5.0V	Power supply	IN
6	Ir_TXD	IrDA reception signal	IN
7	Ir_RXD	IrDA reception signal	OUT
8	GND	Ground	-
9	INTX	Interruption signal	OUT
10	RESETX	Reset signal	IN
11	COVER	Cover switch signal	OUT
12	GND	Ground	-
13	D+	D+ signal	IN/OUT
14	D-	D- signal	IN/OUT
15	+3.3V	Logic power supply	IN
J2 (SmartMedia, Memory Stick, SD (MMC))
No.	Signal name	Function	Input / Output
			入出力
1	SD_WPSW	SD write protect	IN
2	SD_WP_GND	SD write protect ground	-
3	SD_CD	SD card detect	OUT
4	SD_CD_GND	SD card detect ground	-
5	SM_CDSW	SM card detect	OUT
6	SM_CDSW_GND	SM card detect ground	-
7	SM_VCC	SM logic power supply	OUT
8	SM_CDX	SM card detect	OUT
9	SM_D4	SM 16 bit data bus	IN/OUT

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