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==Introduction==
[[File:SDV04-Carrier-C1R.pngjpg|500px|frameless|border]]
SDV04 is a carrier board designed to host directly [[:Category:AXEL_ULite|AXEL ULITE]] and [[:Category:AxelLite|AXEL LITE]] SoMs. It exports major specific peripherals connectors for each SoMs.
The following picture shows SDV04's connection layout:
[[File:SFCZG-connectors-C1R.png|700px|frameless|border|centre]]
== Features ==
|-
|10 || JTAG_VREF || - || -
|-
|}
=== 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
|-
|}
|-
|}
=== Ethernet - J10 ===
Standard RJ-45 connector for 10/100Mbit/s
=== USB HOST - J11 ===
|}
=== 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
|-
|4 ||DGND || Ground || -
|-
|}
=== 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 || -
|-
|}
|4, 7, 10,<br>13, 16 ||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
|-
|}
|}
=== Audio - J14 (only on AxelLite model) ===
J14 is a 53375-0610 Molex 6x2.5mm pin connector.
|}
=== GPIO expander - JP1 - (for Axel ULite SOM)=== JP1 is a 2x6-pin strip connectors , 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|| - || -||-|2 || DGND|| Ground || -||-|3 || GPIO_IN_0 || || GPIO2_IO09|I2C3_SDA, UART6_RX|-|4 || GPIO_OUT_0 || || GPIO2_IO12|ECSPI4_SCLK, UART8_TX|-|5 || GPIO_IN_1 || || GPIO2_IO08|I2C3_SCL, UART6_TX|-|6 || GPIO_OUT_1 || || GPIO1_IO00|I2C2_SCL|-|7 || GPIO_IN_2 || || GPIO2_IO11|I2C4_SDA, UART7_RX|-|8 || GPIO_OUT_2 || || GPIO4_IO24|ECSPI2_MISO|-|9 || GPIO_IN_3 || || GPIO2_IO10|I2C4_SCL, UART7_TX|-|10 || GPIO_OUT_3 || || GPIO4_IO22|ECSPI2_SS0|-|11 || GPIO_IN_4 || || GPIO2_IO13|ECSPI4_MOSI, UART8_RX|-|12 || GPIO_OUT_4 || || GPIO1_IO23|ECSPI3_MISO|-|}=== GPIO expander - JP1 - (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
|-
|}
