[Arm-netbook] Mele A1000/A2000 Internals

Henrik Nordström henrik at henriknordstrom.net
Mon May 21 09:36:44 BST 2012


sön 2012-05-20 klockan 17:46 -0700 skrev cpinc at rogers.com:
> From the pictures, the 8 pin chip to the left of the A10 appears to be
> an I2C eeprom and if you add R14,R15(jumper) then I2C is available at
> the 6 pin connector below the eeprom. 
> >Pin 1 - SCL
> >Pin 2 - SDA
> >Pin 3 - GND
> >Pin 4 - ?? (Requires R16 jumper)
> >Pin 5 - ?? (Requires R17 jumper)
> >Pin 6 - Vcc
> 
> Pin 1 - SCL  (PB18 - TWI1_SCK)
> Pin 2 - SDA (PB19 - TWI1_SDA)
> 
> Connector
> 10J3
> Pin 1 - ?? AC coupled 
> Pin 2 - ?? AC coupled
> Pin 3 - GND
> Pin 4 - PB20 - TWI2_SCK
> Pin 5 - PB21 - TWI2_SDA
> Pin 6 - Vcc 
> ?? This maybe FM Radio Line In  (Missing 2 resistors and
> capacitor/channel)
> Pin 4 and 5 are active without the addition of any components.

Thanks. Updated wiki with your information.

One question,.how did you trace which pin they are connected to?

Regards
Henrik





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