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==Introduction==
[[File:SDV04-Carrier-C1R.pngjpg|500px|frameless|border]]
SDV04 is a carrier board designed to host directly [[:Category:Axel_ULiteAXEL_ULite|AXEL ULITE]] and [[:Category:AxelLite|AXEL LITE]] (through an adapter) SoMs. It exports major specific peripherals connectors fro for each SoMs.
==Block Diagram==
The following picture shows SDV04's block diagram:
[[File:SDV04_BD.png|700px|frameless|border|centre]] ==Connection layout== The following picture shows SDV04's connection layout: [[File:SFCZG-block diagramconnectors-C1R.png|700px|frameless|border|centre]]
== Features ==
* Single/Dual channel LVDS connector - for AxelLite SOM
* Single channel LVDS connector - for AxelUlite SOM
* Backlight (5V, 12V or current driving)
* I2C touch connector
* Audio connector with internal power amplifier
* Pin strip expansion connectors for GPIOs
* Battery connector (for internal iMX6 RTC)
== Connectors pinout ==
=== J16 - PSU ===
J16 is a Molex 26-60-4020 Wurth 691321100002 2x1-pn pin 0.138" (3.56mm 50mm) pitch connector. The following table reports the connector's pinout:
{| class="wikitable"
J1 is a TE Connectivity 204-pin SODIMM socket. The pinout matches the [[Pinout_(AxelLite) | Axel Lite pinout]] and the [[Pinout_(AXEL_ULite) | Axel ULite pinout]].
=== J6 - JTAG ===
|-
|}
=== J18 - boot mode ===
J18 is a 6x1-pin, 2.54mm pitch header, pinstrip connector. The following table reports the connector's pinout:
{| class="wikitable"
|-
!Pin#
!Pin name
!Function
!Notes
|-
|1-2 || Boot || Boot from internal storage or microSD || Select storage device
|-
|3-4 || Reserved || - || Do Not Shortcircuit
|-
|5-6 || Reserved || - || Do Not Shortcircuit
|-
|}
=== MicroSD - J13 ===
J13 is a microSD memory card connector. It can be used as a <b>boot device</b> properly configuring the J18 pin header connector.
The following table reports the connector's pinout:
{| class="wikitable"
|-
!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] || -
|-
|13 ||SD1_CD|| Card detect || -
|-
|}
=== Ethernet - J10 ===
Standard RJ-45 connector for 10/100Mbit/s
=== USB HOST - J11 ===
|1 ||5V || VDD || -
|-
|2 ||USB_OTG_DN USB_DN || USB OTG Data- || -
|-
|3 ||USB_OTG_DP USB_DP || USB OTG Data+ || -
|-
|4 ||DGND || Ground || -
|}
=== USB OTG - J12 (only on AxelLite model) ===
J12 is a Molex 53398-0471 4 pin connector. It can be used both as Host or OTG connector depending on internal USB_OTG_ID signal connection
The following table reports the connector's pinout:
|}
=== RS232 - J7 === J7 is a Molex 85513-5013 8 pin connector. The following table reports the connector's pinout: {| class="wikitable" |-!Pin# !Pin name!Function!Notes|-|2 ||RS232 RX || Receive data || -|-|3 ||RS232 TX || Transmit Data || -|-|5 ||DGND || Ground || -|-|} === TOUCH - J5 === J5 is Molex 53398-0671 6 pin connector. It can be used to interface a CPT Capacitive touchscreen device integrated into a standard LCD panel. The following table reports the connector's pinout: {| class="wikitable" |-!Pin# !Pin name!Function!Notes|-|1 || VDD || 5V or 3V3 depending on internal connection || -|-|2 || SDA || I2C SDA || -|-|3 || SCL || I2C SCL || -|-|4 || INT || Interrupt || -|-|5 || RES || Reset || -|-|6 ||DGND || Ground || -|-|} === LVDS - J20 - (for Axel ULite SOM)===
J20 is a 10x2 DF13A-20DP header. The following table reports the connector's pinout:
|1, 2 ||3.3V_LCD0 || +3.3V || -
|-
|4, 7, 10,<br>13, 16, 19, 21, 22 ||DGND || Ground || -
|-
|3 || GPIO || VDD or GND (internal mount) || -Connected to 3V3_LCD
|-
|5 || LVDS_TX0_N || TX0- || -
|19 || GPIO || VDD or GND (internal mount) || -
|-
|20 || BL EN || Backligth Enable || -Connected to 3V3_LCD
|-
|}
=== LVDS0/LVDS1 - J21 - (for AxelLite SOM)===
J21 is a 20x2 DF13E-40DP header. The following table reports the connector's pinout: {| class="wikitable" |-!Pin# !Pin name!Function!Notes|-|1, 3 ||3.3V_LCD || +3.3V || -|-|5, 6, 11, 12, 17<br>23, 26, 29, 32, 35 ||DGND || Ground || -|-|14, 16, 18 || 5V_LCD || +5V LCD Backlight || -|-|20, 22, 24 || 12V_LCD || +12V LCD Backlight || -|-|2 || LVDS0_TX1_N || TX1- (Odd) || -|-|4 || LVDS0_TX1_P || TX1+ (Odd) || -|-|7 || LVDS0_TX0_N || TX0- (Odd) || -|-|8 || LVDS0_TX3_N || TX3- (Odd) || -|-|9 || LVDS0_TX0_P|| TX0+ (Odd) || -|-|10 || LVDS0_TX3_P || TX3+ (Odd) || -|-|13 || LVDS0_TX2_N || TX2- (Odd) || -|-|15 || LVDS0_TX2_P || TX2+ (Odd) || -|-|19 || LVDS0_CLK_N || CLK- (Odd) || -|-|21 || LVDS0_CLK_P || CLK+ (Odd) || -|-|25 || LVDS1_TX0_N || TX0- (Even) || -|-|27 || LVDS1_TX0_P || TX0+ (Even) || -|-|28 || LVDS1_TX1_N || TX1- (Even) || -|-|30 || LVDS1_TX1_P || TX1+ (even) || -|-|31 || LVDS1_TX2_N || TX2- (Even) || -|-|33 || LVDS1_TX2_P || TX2+ (even) || -|-|34 || LVDS1_CLK_N || CLK- (Even) || -|-|36 || LVDS1_CLK_P || CLK+ (Even) || -|-|37 || LVDS1_TX3_N || TX3- (Even) || -|-|38 || BL PWM || Backlight PWM control || -|-|39 || LVDS1_TX3_P || TX3+ (even) || -|-|40 || BL EN || Backligth Enable || -|-|} === MicroSD Audio - J13 J14 (only on AxelLite model) ===
The following table reports the connector's pinout:
!Notes
|-
|1 ||SD1_DAT2HSOL ||Left channel Headphone/line output || -|-|2 ||HSOR || Right channel Headphone/line output || -|-|3 ||SPKP || Speaker + output || -|-|4 ||SPKM || Speaker - output || -|-|5 ||MIC IN || Microphone input || -|-|6 ||MIC BIAS || Microphone bias || -|-|} === GPIO expander - JP1 - (for Axel ULite SOM)=== JP1 is a 2x6-pin, 2.54mm pitch header, pinstrip connector. The following table reports the connector's pinout: {| class="wikitable" |-!Pin# !Pin name!Function!GPIO!Alternate function|-|1 || 3.3V|| - || -||-| DATA[2] || DGND|| Ground || -||-|3 || GPIO_IN_0 || || GPIO2_IO09|I2C3_SDA, UART6_RX| -|4 || GPIO_OUT_0 || || GPIO2_IO12|ECSPI4_SCLK, UART8_TX
|-
|2 5 ||SD1_DAT3GPIO_IN_1 ||| Card Detect/DATA[3] |GPIO2_IO08| -I2C3_SCL, UART6_TX
|-
|3 6 ||SD1_CMDGPIO_OUT_1 ||| CMD line |GPIO1_IO00| -I2C2_SCL
|-
|4 7 ||VDDGPIO_IN_2 ||| 3.3V Power Supply |GPIO2_IO11| -I2C4_SDA, UART7_RX
|-
|5 8 ||SD1_CLKGPIO_OUT_2 ||| Clock |GPIO4_IO24| -ECSPI2_MISO
|-
|6, 9, 10, 11, 12 ||DGNDGPIO_IN_3 ||| - |GPIO2_IO10| -I2C4_SCL, UART7_TX
|-
|7 10 ||SD1_DAT0GPIO_OUT_3 ||| DATA[0] |GPIO4_IO22| -ECSPI2_SS0
|-
|8 11 ||SD1_DAT1GPIO_IN_4 ||| DATA[1] |GPIO2_IO13| -ECSPI4_MOSI, UART8_RX
|-
|13 12 ||SD1_CDGPIO_OUT_4 || Card detect || -GPIO1_IO23|ECSPI3_MISO
|-
|}
=== GPIO expander - JP1 pin strip connectors - (for Axel Lite SOM)===
JP1 is a 2x6-pin, 2.54mm pitch header, pinstrip connector. The following table reports the connector's pinout:
!Pin name
!Function
!NotesGPIO!Alternate function
|-
|1 || 3.3V|| - || -
|
|-
|2 || DGND|| Ground || -
|
|-
|3 || GPIO_IN_0 || || -GPIO4_IO08|UART5_TX
|-
|4 || GPIO_OUT_0 || || -GPIO4_IO15|UART5_CTS / FLEXCAN2_RX
|-
|5 || GPIO_IN_1 || || -GPIO4_IO09|UART5_RX
|-
|6 || GPIO_OUT_1 || || -GPIO1_IO06|
|-
|7 || GPIO_IN_2 || || -GPIO4_IO10|FLEXCAN1_TX
|-
|8 || GPIO_OUT_2 || || -GPIO5_IO28|UART1_TX
|-
|9 || GPIO_IN_3 || || -GPIO4_IO11|FLEXCAN1_RX
|-
|10 || GPIO_OUT_3 || || -GPIO5_IO29|UART1_RX
|-
|11 || GPIO_IN_4 || || -GPIO4_IO14|UART5_RTS / FLEXCAN2_TX
|-
|12 || GPIO_OUT_4 || || -GPIO3_IO20|UART1_RTS
|-
|}