Hardware Interface Description

40-PIN Pin Definition Table

GPIO number	Function2	Function1	Pin#		Pin#	Function1	Function2	GPIO number
		+3.3V	1		2	+5.0V
359	SDA2	GPIO12	3		4	+5.0V
360	SCL2	GPIO13	5		6	GND
483	SPIM1_CSB	GPIO136	7		8	GPIO98	UTXD0	445
		GND	9		10	GPIO99	URXD0	446
484	SPIM1_CLK	GPIO137	11		12	GPIO104	DISP_PWM1	451
485	SPIM1_MO	GPIO138	13		14	GND
486	SPIM1_MI	GPIO139	15		16	GPIO61	DMIC1_SLK	408
		+3.3V	17		18	GPIO62	DMIC1_DAT	409
489	SPIM2_MO	GPIO142	19		20	GND
490	SPIM2_MI	GPIO143	21		22	GPIO17	SCL4	364
488	SPIM2_CLK	GPIO141	23		24	GPIO140	SPIM2_CSB	487
		GND	25		26	AUXIN3
362	SCL3	GPIO15	27		28	GPIO14	SDA3	361
404	I2SO2_MCLK	GPIO57	29		30	GND
405	I2SO2_BCK	GPIO58	31		32	GPIO16	SDA4	363
406	I2SO2_WS	GPIO59	33		34	GND
407	I2SO2_D0	GPIO60	35		36	GPIO47	I2SIN_BCK	394
393	I2SIN_MCK	GPIO46	37		38	GPIO48	I2SIN_WS	395
		GND	39		40	GPIO49	I2SIN_D0	396