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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 ===
|-
|10 || JTAG_VREF || - || -
|-
|}
=== 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 || -
|-
|}
|}
=== LVDS - J20 - (for Axel ULite SOM)===
J20 is a 10x2 DF13A-20DP header. The following table reports the connector's pinout:
|}
=== MicroSD LVDS0/LVDS1 - J13 J21 - (for AxelLite SOM)=== J13 is a microSD memory card connector. It can be used as a <b>boot device</b> properly configuring the J18 pin header connector.
J21 is a 20x2 DF13E-40DP header. The following table reports the connector's pinout:
{| class="wikitable"
!Notes
|-
|1 , 3 ||SD1_DAT23.3V_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 || -|-| DATA[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) || -
|-
|2 31 ||SD1_DAT3LVDS1_TX2_N ||| Card Detect/DATA[3] TX2- (Even) || -
|-
|3 33 ||SD1_CMDLVDS1_TX2_P ||| CMD line TX2+ (even) || -
|-
|4 34 ||VDDLVDS1_CLK_N ||| 3.3V Power Supply CLK- (Even) || -
|-
|5 36 ||SD1_CLKLVDS1_CLK_P ||| Clock CLK+ (Even) || -
|-
|6, 9, 10, 11, 12 37 ||DGND|LVDS1_TX3_N || TX3- (Even) || -
|-
|7 38 ||SD1_DAT0BL PWM ||| DATA[0] Backlight PWM control || -
|-
|8 39 ||SD1_DAT1LVDS1_TX3_P ||| DATA[1] TX3+ (even) || -
|-
|13 40 ||SD1_CDBL EN || Card detect Backligth Enable || -
|-
|}
