SDV03

Info Box Applies to SDVX

Contents

IntroductionEdit

SDV03 is a carrier board designed to host AXEL LITE SoMs. It exports major standard peripherals connectors like ethernet, SD, USB, resistive touchscreen, LVDS, audio speaker.

Block DiagramEdit

The following picture shows SDV03's block diagram:

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Connection layoutEdit

The following picture shows SDV03's connection layout:

FeaturesEdit

• 10/100 Ethernet
• 1x USB HOST - standard Type A
• 1x USB HOST - on 2x5x2.54mm connector
• 1x Serial port (RS232) - on 2.5x2.54mm connector
• Single channel LVDS connector - direct connection to 7" 800x480 LCD panel
• resistive touchscreen connector
• speaker connector with internal power amplifier
• Battery connector (for M41T83 RTC)

Connectors pinoutEdit

J1400 - PSUEdit

J1400 is a standard plug jack connector. The following table reports the connector's pinout:

Pin#	Pin name	Function	Notes
1	DGND	Ground	-
2	EXT_12V	12V Power Supply	-

J400 - SODIMM connectorEdit

J400 is a TE Connectivity 204-pin SODIMM socket. The pinout matches the Axel Lite pinout.

J1101 - JTAGEdit

J1101 is a SAMTEC FSI-110-03-G-S connector. The following table reports the connector's pinout:

Pin#	Pin name	Function	Notes
1	DGND	-	-
2	JTAG_TCK	-	-
3	JTAG_TMS	-	-
4	JTAG_TDO	-	-
5	JTAG_TDI	-	-
6	JTAG_nTRST	-	-
7	CPU_PORn	-	-
8	N.C.	-	-
9	N.C.	-	-
10	JTAG_VREF	-	-

Console - J1100Edit

J1100 is a 4x2.54mm pin header providing access to u-boot and linux debug console port.

Pin#	Pin name	Function	Notes
1	UART3_TX_DATA	UART3 transmit line	-
2	UART3_RX_DATA	UART3 receive line	-
3	3V3	3.3V Power Supply	-
4	DGND	Ground	-

J1100 connector is compatible with FTDI TTL-232RG-VIP-WE cable. To connect it, please use this wiring:

• J1100.1: yellow wire
• J1100.2: orange wire
• J1100.3: red wire
• J1100.4: black wire

MicroSD - J601Edit

J601 is a microSD memory card connector. It can be used as a boot device properly configuring the J1000 switch connector.

The following table reports the connector's pinout:

Pin#	Pin name	Function	Notes
1	SD1_DAT2	DATA[2]	-
2	SD1_DAT3	Card Detect/DATA[3]	-
3	SD1_CMD	CMD line	-
4	VDD	3.3V Power Supply	-
5	SD1_CLK	Clock	-
6, 9, 10, 11, 12	DGND	-	-
7	SD1_DAT0	DATA[0]	-
8	SD1_DAT1	DATA[1]	-
10	GND	Card detect	-

USB HOST - J700Edit

J7001 is a standard USB Type A Female host connector.

The following table reports the connector's pinout:

Pin#	Pin name	Function	Notes
1	5V	VDD	-
2	USB_DN	USB Data-	-
3	USB_DP	USB Data+	-
4	DGND	Ground	-

USB Host - J701Edit

J701 is a standard 2x5x2.54mm male box header. It's pinout provide connection to USB2 host port and an RS232 serial port (see UART2 RS232)

The following table reports the connector's pinout:

Pin#	Pin name	Function	Notes
1	5V	VDD	-
3	USB_OTG_DN	USB OTG Data-	-
5	USB_OTG_DP	USB OTG Data+	-
7	DGND	Ground	-

TOUCH - J1201Edit

J1201 is Wurth 68610414122 4 pin connector. It can be used to interface a resistive touchscreen device integrated into a standard LCD panel.

The following table reports the connector's pinout:

Pin#	Pin name	Function	Notes
1	YP		-
2	XP		-
3	YM		-
4	XM		-

LVDS - J1200Edit

J1200 is a 10x2 DF13A-20DP header. The following table reports the connector's pinout:

Pin#	Pin name	Function	Notes
1, 2	3.3V_LCD0	+3.3V	-
4, 7, 10, 13, 16, 19	DGND	Ground	-
3	GPIO	VDD or GND (internal mount)	-
5	LVDS_TX0_N	TX0-	-
6	LVDS_TX0_P	TX0+	-
9	LVDS_TX1_P	TX1+	-
8	LVDS_TX1_N	TX1-	-
11	LVDS_TX2_N	TX2-	-
12	LVDS_TX2_P	TX2+	-
14	LVDS_CLK_N	Clock-	-
15	LVDS_CLK_P	Clock+	-
17	BL PWM	Backlight PWM control	-
18	5V LCD	Backlight 5V power supply -	-
20	GND		-

Speaker - J1800Edit

J14 is a Molex 53398-0271 2x1.25mm pin connector.

The following table reports the connector's pinout:

Pin#	Pin name	Function	Notes
1	SPKM	Speaker - output	-
2	SPKP	Speaker + output	-

DIP SWITCH - S1000Edit

DIP SWITCH	OFF Position	ON Position
S1000.1	Coin cell battery disconnected	Coin cell battery connected to RTC VBAT
S1000.2	Boot from eMMC	Boot from SD