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== First Connector (5 Pins) ==
== First Connector (5 Pins) ==


[[File:I2NazzQ.png]]
<imgur>TokfsSW.png</imgur>
[[File:5_Pin_Service_Layout_Proto.jpg]]


== Second Connector (24 Pins) ==
== Second Connector (24 Pins) ==


[[File:qdw8Nxb.png]]
* TODO
[[File:24_Pin_Service_Connector_Proto.png]]
[[File:Screenshot 2023-11-24 at 9.38.03 PM.png]]
 
== Third Connector (24 Pins) (Bluray) ==
 
[[File:24_Pin_Bluray_Service_Connector_Proto.png]]


= Meaning of Pins =
= Meaning of Pins =


* Starts at Leftmost (Indicated by Arrow)
* Starts at Rightmost (Indicated by Arrow)
 
== 5 Pins ==
 


{| class="wikitable sortable"
{| class="wikitable sortable"
|-
|-
! PIN # (24 PIN#) !! Meaning !! Notes
|-
| 1 || Ground || Ground Plane
|-
| 2(7) || Transmit EMC || Used to send commands to EMC. command always <com>:<chk>\r\n
|-
| 3(6) || Receive EMC || Used to recv responses from EMC. response always <res>:<chk>\r\n
|-
| 4(14) || titania uart1 tx || titania uart1 tx (bootrom: 460800, eap fw, apu: 230400)
|-
| 5(13) || titania uart1 rx || titania uart1 rx (bootrom: 460800, eap fw, apu: 230400)
|-
|}
== 24 Pins ==
* Major credits to shuffle2 for the complete pinout
{| class="wikitable sortable"
! PIN # !! Meaning !! Notes
! PIN # !! Meaning !! Notes
|-
|-
| 1 || VDD || 5v
| GND || Ground || Ground Plane
|-
| 2 || VDD || 5v
|-
| 3 || GND || Ground Plane
|-
| 4 || GND || Ground Plane
|-
| 5 || emc gpio a1 || pulling low at emc boot causes emc rom to enter uart shell @ 460800
|-
| 6 || Receive EMC || Used to recv responses from EMC. response always <res>:<chk>\r\n (uart rx emc 115200)
|-
| 7 || Transmit EMC || Used to send commands to EMC. command always <com>:<chk>\r\n (uart tx emc 115200)
|-
| 8 || 3v3 || goes low when emc resets
|-
| 9 || 0v || 0v
|-
| 10 || GND || Ground Plane
|-
| 11 || titania uart0 tx || titania uart0 tx (efc fw: 460800)
|-
| 12 || titania uart0 rx || titania uart0 rx (efc fw: 460800)
|-
| 13 || titania uart1 rx || titania uart1 rx (bootrom: 460800, eap fw, apu: 230400)
|-
| 14 || titania uart1 tx || titania uart1 tx (bootrom: 460800, eap fw, apu: 230400)
|-
| 15 || GND || Ground Plane
|-
| 16 || emc gpio c5 || ("GPI SW" (only used if devif_det# active))
|-
| 17 || 0v || 0v
|-
| 18 || 5v || 5v
|-
| 19 || emc gpio a49 || emc gpio a49
|-
|-
| 20 || emc gpio a27 || emc gpio a27. main power switch
| TX EMC || Transmit EMC || Used to send commands to EMC. command always <com>:<chk>\r\n
|-
|-
| 21 || i2c data || i2c data (i2c_bus_4)
| RX EMC || Receive EMC || Used to recv responses from EMC. response always <res>:<chk>\r\n
|-
|-
| 22 || i2c clock || (i2c_bus_4)
| ??? || ??? || ???
|-
|-
| 23 || GND || Ground Plane
| ??? || ??? || ???
|-
|-
| 24  || emc reset# || emc reset#
|}
|}
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