SonyEricssonJ120i » History » Version 3
fixeria, 11/27/2023 09:43 PM
add stock firmware notes
| 1 | 1 | fixeria | {{>toc}} |
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| 2 | |||
| 3 | h1. SonyEricssonJ120i |
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| 4 | |||
| 5 | This is another ODM phone model based on TI Calypso. Not yet supported. |
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| 6 | |||
| 7 | h2. Specifications |
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| 8 | |||
| 9 | https://www.gsmarena.com/sony_ericsson_j120-1843.php |
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| 10 | |||
| 11 | * GSM 900/1800 |
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| 12 | * 99 x 44 x 17 mm, 75g |
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| 13 | * STN 65k, 96 x 64 |
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| 14 | * 900mAh Li-Ion battery (BST-37) |
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| 15 | |||
| 16 | h2. Hardware |
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| 17 | |||
| 18 | TODO |
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| 19 | |||
| 20 | h3. Flash |
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| 21 | |||
| 22 | * INTEL 28F320W18T (1.8 Volt Wireless Flash Memory, 4 MByte) |
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| 23 | |||
| 24 | h4. Flash dumps |
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| 25 | |||
| 26 | * https://people.osmocom.org/fixeria/dump/se_j120i/J120i_R1A007_CXC1250845_full.bin -- full flash, dumped using pstool |
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| 27 | * https://people.osmocom.org/fixeria/dump/se_j120i/J120i-R1A007-CXC1250845-356325015955496-fc-full.bin -- full flash, dumped using fc-loadtool |
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| 28 | ** https://people.osmocom.org/fixeria/dump/se_j120i/fc_loadtools.patch |
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| 29 | |||
| 30 | h3. Serial cable |
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| 31 | |||
| 32 | J120i has the standard Sony Ericsson Fastport connector. Refer to [[SonyEricssonJ100i]] for more details. |
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| 33 | |||
| 34 | h2. Bootloader |
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| 35 | |||
| 36 | 2 | fixeria | Similarly to [[SonyEricssonK200i|Sony Ericsson K200i]] and unlike [[SonyEricssonJ100i|Sony Ericsson J100i]], J120i has the boot ROM (see [[CalypsoRomloader]]) enabled. |
| 37 | 3 | fixeria | |
| 38 | h2. Stock firmware notes |
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| 39 | |||
| 40 | Below are some notes related to the stock SE's firmware. |
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| 41 | |||
| 42 | h3. AT Modem mode |
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| 43 | |||
| 44 | It's not yet known how to get access to the AT command interpreter. |
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| 45 | Some AT commands can be found by running strings on the firmware dump. |
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| 46 | |||
| 47 | <pre> |
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| 48 | $ strings J120i_R1A007_CXC1250845_Main.bin | grep "AT[*+]" |
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| 49 | </pre> |
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| 50 | |||
| 51 | h3. MMI codes |
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| 52 | |||
| 53 | NOTE: for some codes you need to press the "green" (call) button. |
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| 54 | |||
| 55 | * Standard SE codes: |
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| 56 | ** @-> * <- <- * <- *@ - service info and tests; |
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| 57 | ** @<- * * <-@ - lock status; |
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| 58 | |||
| 59 | Found in the firmware dump: |
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| 60 | |||
| 61 | <pre> |
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| 62 | $ strings J120i_R1A007_CXC1250845_Main.bin | less |
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| 63 | ... |
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| 64 | *#06# |
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| 65 | F*#**837# |
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| 66 | *#**785# |
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| 67 | *#**664# |
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| 68 | *###664# |
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| 69 | *#**364# |
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| 70 | *#**364*564# |
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| 71 | *#**672# |
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| 72 | *#**372# |
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| 73 | *#**2263*0# -- BAND? |
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| 74 | *#**2263*1# |
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| 75 | *#**2263*2# |
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| 76 | *#**2263*3# |
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| 77 | *#**2263*4# |
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| 78 | *#**735*0# |
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| 79 | *#**735*12# |
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| 80 | *#**735*13# |
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| 81 | *#**833*2# |
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| 82 | *#**833*4# |
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| 83 | *#**833*7# |
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| 84 | *#**833*3# |
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| 85 | *#**778377# |
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| 86 | *#**464851# |
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| 87 | *#**324# |
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| 88 | *#**6360# |
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| 89 | F*#**6361# |
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| 90 | F*#**6362# |
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| 91 | F*#**6363# |
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| 92 | F*#**6364# |
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| 93 | F*#**266*0# |
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| 94 | *#**266*1# |
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| 95 | *#**277378# -- ASSERT? |
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| 96 | *#**636# |
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| 97 | *#**636*0# |
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| 98 | *#**636*1# |
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| 99 | *#**84637# |
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| 100 | *#**767# |
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| 101 | *#**3428*0# |
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| 102 | *#**3428*1# |
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| 103 | *#**3428*2# |
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| 104 | *#**778337# |
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| 105 | *#**25276# |
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| 106 | *#**62683# |
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| 107 | *#**3646633*0# |
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| 108 | *#**3646633*1# |
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| 109 | *#**678257# |
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| 110 | *#**33284# -- DEBUG |
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| 111 | </pre> |
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| 112 | |||
| 113 | https://www.dcode.fr/t9-cipher is quite useful for guessing the purpose. |
