Bare minimum frames to wake Easylink
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README.md
57
README.md
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@ -29,6 +29,8 @@ I then try to reverse engineer the frames sent to control the Easylink system.
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- Control ESP via GPIOs
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- Control ESP via Serial connection
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- Reverse engineer of anti-theft / VIN protection calculation
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- Test microphone connection
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- Test AUX Line-In connection
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- CAN msg Full MUTE of Easylink
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- CAN msg for speed signal (for rising and lowering volume)
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@ -73,8 +75,61 @@ If you want to use USB devices, just grab a USB mini cable and try to plug it in
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A USB mini to OTG cable will work too, but you must test if the connector fits into the socket or modify it.
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## Microphone connection
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Not tested yet.
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## Aux Line In connection
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Not tested yet.
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# Pinouts
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Easylink power/speaker connector:
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PIN 2 = Front Left +
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PIN 3 = Front Left -
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PIN 4 = Rear Left +
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PIN 5 = Read Left -
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PIN 11 = Front Right +
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PIN 12 = Front Right -
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PIN 13 = Rear Right +
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PIN 14 = Rear Right -
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PIN 19 = +12V permanent
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PIN 20 = Ground
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Beware: Look at the numbers in the Easylink socket, my plug has wrong numbering !
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Easylink accessory connector:
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PIN 20 = EXT-CAN High (120 Ohms termination required)
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PIN 40 = EXT-CAN Low (120 Ohms termination required)
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PIN 19 = M-CAN High (Transreceiver and termination on these pins)
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PIN 39 = M-CAN Low (Transreceiver and termination on these pins)
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PIN 18 = M-CAN High (Termination here)
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PIN 38 = M-CAN Low (Termination here)
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PIN 1 = Mic 1 Signal
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PIN 2 = Mic 2 Signal
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PIN 21 = Mic Common Ground
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PIN 4 = Aux Detect (you can disable it within DDT)
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PIN 7 = Aux Line In Right
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PIN 8 = Aux Line In Left
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PIN 27 = Aux Ground
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PIN 12 = Ground for reversing camera
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PIN 13 = +6V for reversing camera (needs loaded with 300 Ohm to PIN 12, when using 12V camera)
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PIN 32 = CVBS differential + for reversing camera
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PIN 33 = CVBS differential - for reversing camera
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Touch display connector:
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PIN 15 = +12V permanent
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PIN 17 = Ground
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PIN 11 = M-CAN Low
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PIN 23 = M-CAN High
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## Sourcing hardware
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### Multimedia connector for power and speakers
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@ -96,7 +151,7 @@ HSD Cable for Easylink to touch display video connection, use the cyan one which
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https://de.aliexpress.com/item/1005005476955786.html
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Fakre to SMA antenna adapters for example, use the cyan ones which can plug into all sockets
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Fakra to SMA antenna adapters for example, use the cyan ones which can plug into all sockets
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# Programming with pyren, DDT4all, CLIP or something
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