QSBASE4¶

X13 BOOTMODE¶

X13 pin assignment

Pin	QS Pin	Pad Name	Serial downloader boot mode
1	3V3		Connect 1-2 (H) QS8M, QSXM, QSXP, QSRZ
2	52	BOOT-MODE	leave open for normal boot
3	GND		Connect 2-3 (L) QSMP

X14 pin assignment

Pin	QS Pin	QS Pad Name	USB-UART Bridge	Remarks
1	GND
2	NC			not connected
3	NC			not connected
4	89	RXD	TXD_OUT
5	90	TXD	RXD_IN
6	NC		RTS_OUT

X7 pin assignment

Pin	QS Pin	QS Pad	Pin	QS Pin	QS Pad
1		3V3	2		5V
3	9	I2CB_SDA	4		5V
5	8	I2CB_SCL	6		GND
7	95	UARTC_CTSin	8	92	UARTB_TXD
9		GND	10	91	UARTB_RXD
11	76		12	3	SPIA_MOSI
13	11	CANA_RX	14		GND
15	12	CANA_TX	16	13	CANB_RX
17		3V3	18	14	CANB_TX
19	99	SPIB_MOSI	20		GND
21	98	SPIB_MISO	22	36	SD_CD
23	100	SPIB_SCLK	24	97	SPIB_SS
25		GND	26	1	SPIA_SS
27	73		28	2	SPIA_MISO
29	96	UARTC_RTSout	30		GND
31	37	SD_D1	32	78	DISP_BL
33	77	DISP_EN	34		GND
35	39	SD_CLK	36	38	SD_D0
37	41	SD_D3	38	40	SD_CMD
39		GND	40	42	SD_D2

X2 pin assignment

Pin	QS Pin	QS Pad Name
1	GND
2	84	MIPI_DSI_DATA1_N
3	83	MIPI_DSI_DATA1_P
4	GND
5	88	MIPI_DSI_CLK_N
6	87	MIPI_DSI_CLK_P
7	GND
8	86	MIPI_DSI_DATA0_N
9	85	MIPI_DSI_DATA0_P
10	GND
11	5	I2CA_SCL
12	6	I2CA_SDA
13	GND
14	3V3
15	3V3

X8 pin assignment

Pin	QS Pin	QS Pad Name
1	GND
2	60	MIPI_CSI1_DATA0_N
3	59	MIPI_CSI1_DATA0_P
4	GND
5	58	MIPI_CSI1_DATA1_N
6	57	MIPI_CSI1_DATA1_P
7	GND
8	62	MIPI_CSI1_CLK_N
9	61	MIPI_CSI1_CLK_P
10	GND
11	73	GPIO
12	74	GPIO
13	5	I2CA_SCL
14	6	I2CA_SDA
15	3V3

X1 pin assignment

Pin	Signal	Pin	Signal
1	3V3	2	3V3
3	JTAG_TRST	4	GND
5	JTAG_TDI	6	GND
7	JTAG_TMS	8	GND
9	JTAG_TCK	10	GND
11	NC	12	GND
13	JTAG_TDO	14	GND
15	POR	16	GND
17	NC	18	GND
19	NC	20	GND