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Dobrica Pavlinušić's random unstructured stuff
Android G1


If you are not into hardware Android development is better page for you.

Service manual

HTC Dream SM (A04).pdf

How to brick your phone

  • downgrade do RC29 to get root
  • this will install 1.22 radio
  • install AmonRA
  • be inpatient and flash DangerSPL
  • correct way would be to first flash Radio 2.22 (?)

How to unbrick your phone

Serial cable

ExtUSB connector

09167-01.jpg

09167-02.jpg

Nokia DKU-5

http://pinouts.ru/forum/index.php?PHPSESSID=f3d7d4eae7be553fc6847f227bda1330&topic=358.msg5390#msg5390

I got an ark3116-based DKU-5 cable, and its pin layout is as following.

1: blue (ground-shield)
3: yellow
4: orange (3.3v)
6: green (rx)
7: white (tx)
8: red (ground)

I haven't tested them yet, so before connecting them, check the voltage btw orange and red.

use only non-nokia CA-42 calble http://www.dealextreme.com/details.dx/sku.45715

home-made alternative

sim+cable strip

http://forum.xda-developers.com/showpost.php?p=7236424&postcount=724

output

x200:/virtual/openmoko# ./neocon/neocon /dev/ttyUSB0
[Open /dev/ttyUSB0]

boot reason: PM_KPD_PWR_KEY_ON_RT_ST

(PowerOn Status,Boot Reason)=(1,1)
NAND_FLASH_READ_ID : SAMSUNG_256MB_FLASH_128MB_SDRAM

ARM9_BOOT_MODE1

Boot loader

JTAG

G1_JTAG_signals.jpg

http://forum.xda-developers.com/showpost.php?p=6169249&postcount=481

arm-jtag-layout.gif

JTAG board with connector

product_1283419791_423993952_HTC_G1_RIFF_big.png

Low-power WIGGLER

Info

Reflash whole device: http://www.omnia-repair.com/forum/topic/htc-dream-g1-jtag/page/2

OpenMoko Debug Board

800px-Neo1973_debugboard_v3_top.jpg

ROM

http://code.google.com/p/htc-flasher/

Radio

recovery.img

http://android-dls.com/wiki/index.php?title=HOWTO:_Unpack%2C_Edit%2C_and_Re-Pack_Boot_Images

Stats

camera+power

DREAM PVT 320 ENG S-OFF
HBOOT-1.33.2005 (DREA10000)
CPLD-4
RADIO-2.22.19.261
Apr 20 2009, 15:30:43

Board testpoints

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