MotorolaC123 » History » Version 3
laforge, 02/19/2016 10:48 PM
add note about calypso lite / included ram
1 | 1 | laforge | = Motorola C123 = |
---|---|---|---|
2 | |||
3 | The C123 seems to be one of many ODM phones that Motorola bought from Compal communications in Taiwan. It seems (nearly?) identical with the C118. |
||
4 | |||
5 | 2 | laforge | == Specifications == |
6 | * GSM 900 / GSM 1800 dual-band |
||
7 | * 101x45x21 mm, 86 grams |
||
8 | * no GPRS |
||
9 | * 920mAh Li-Ion battery |
||
10 | * Ti Calypso/Iota/Rita chipset |
||
11 | |||
12 | 1 | laforge | == Hardware == |
13 | 2 | laforge | |
14 | === GSM Chipset === |
||
15 | |||
16 | 3 | laforge | * DBB: Ti Calypso Baseband, D751749ZHH model (Calypso Lite G2), includes 256kBytes of internal SRAM |
17 | 2 | laforge | * ABB: Ti TWL3025BZGR |
18 | * RF: TRF6151C |
||
19 | * RF PA: SKY77324-12 |
||
20 | |||
21 | === NOR Flash === |
||
22 | * Intel 28F160C3TD (16Mbits, i.e. 2 MByte) Advanced+ Boot Block Flash Memory (C3) |
||
23 | * Data sheet will be in git |
||
24 | |||
25 | === SRAM === |
||
26 | * ESMT M24L2161128SA-70BE (128k x16, i.e. 256kByte) |
||
27 | * Data sheet [http://www.esmt.com.tw/DB/manager/upload/M24L216128SA.pdf available from vendor] |
||
28 | |||
29 | === Display === |
||
30 | |||
31 | The display is a 96x64 pixels monochrome LCD, attached via I2C bus to the Calypso DBB chip. |
||
32 | |||
33 | The LCD controller inside the display is a [http://www.sitronix.com.tw/sitronix/product.nsf/Doc/ST7558?OpenDocument Sitronix ST7558], |
||
34 | for which the data sheet is available. There is a community-based |
||
35 | [https://calypso.gnumonks.org/trac/browser/phone/motorola_compal/C115/example_project driver implemented in PIC16 assembly] (in our git repository. We need a proper |
||
36 | C language driver for it (any volunteers?) |
||
37 | 1 | laforge | |
38 | === Test Points === |
||
39 | |||
40 | ==== Test points surrounding Iota ==== |
||
41 | |||
42 | * TP4 -- BS_TDO, the JTAG TDO signal of the Iota (connected to TDI of Calypso) |
||
43 | * TP5 -- Iota:TESTV pin |
||
44 | * TP7 -- Uita:CK13M, connected from Calypso:CLK13M_OUT |
||
45 | * TP29 -- Iota:ADIN1 (VADCID) |
||
46 | * TP111 -- Iota:UDR (USP Rx), connects to Calypso:MCUDO |
||
47 | * TP110 -- Iota:UEN (USP Enable), connects to Calypso:MCUEN0 |
||
48 | * TP112 -- Iota:ONNOFF |
||
49 | * TP114 -- Intoa:ITWAKEUP, connects to Calypso:RTC_ALARM |
||
50 | * TP113 -- Iota:RESPWONZ, connects to Calypso:RTSPWRONZ |
||
51 | * TP116 -- Iota:TEST3 |
||
52 | * TP117 -- Iota:TEST4 |
||
53 | |||
54 | ==== Test points surrounding Calypso ==== |
||
55 | * TP11 -- Calypso:DSR_MODEM |
||
56 | * TP12 -- Calypso:RTS_MODEM |
||
57 | * TP23 -- Calypso:nCS4 |
||
58 | * TP46 -- Calypso:CLK32K_OUT, connects to Iota:CK32K |
||
59 | * TP118 -- Calypso:EXT_IRQ, connects to Iota:INT2 |
||
60 | * TP115 -- Calypso:EXT_FIQ, connects to Iota:INT1 |
||
61 | * TP45 -- Calypso:SCLK (I2C) |
||
62 | * TP30 -- Calypso:nSCS1 (I2C) |
||
63 | * TP44 -- Calypso:SDO (I2C) |
||
64 | * TP34 -- Calyspo:nCS2 |
||
65 | * TP48 -- Calypso:nCS3/INT4N |
||
66 | * TP49 -- Calypso:VRDBB_1.5V |
||
67 | * J2 -- Calypso NM_DAI_INTERFACE (MCSI_TXD, MCSI_CLK, MCSI_RXD, MCSI_RSYNCH, GND) |
||
68 | |||
69 | ==== Test points accessible from battery compartment ==== |
||
70 | |||
71 | * TP27 -- DLPWR (download power on), connects to Iota:RPWON |
||
72 | * TP14 -- RxD Modem |
||
73 | * TP13 -- TxD Modem |
||
74 | * TP9 -- CTS Modem |
||
75 | * TP39 -- GND |