3.6 Digital Baseband (DBB/MSM6250A)
3.6.1 General Description
A. Features (MSM6250A)
• The ARM926EJ-S microprocessor can operate at up to 180 MHz with variable rate, software
controlled clocks to provide greater standby time.
• Integrated PLL to provide additional on-chip clock frequencies
• Supports low-power, low-frequency crystal to enable TCXO shutoff
• Integrated USIM Controller for direct interface to USIM card
• Software-controlled power management feature
• Automatic access conversion of 32-bit data accesses to 16-bit devices
• Advanced 409-ball CSP packaging
• WCDMA Access
- Maximum of eight simultaneous transport channels
- Four coded composite transport channels (CCTrCH)
- PS data rates supporting 384kbps DL / 64kbps UL
• GSM/GPRS Access
- GSM/GPRS network signaling (from Layer 1 to 3)
- GSM AMR,EFR,FR
• Operation and Services
- SIM Interfaces
- General Purpose I/O (GPIO) Interface
- Dual Memory Buses(EBI1 & EBI2)
- JTAG
- RTC
• Data Communication
- UARTs (ACB, EDB (RS232))
- Slave USB
3. BB Technical Description
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Z3X-BOX.COM
Содержание U300
Страница 1: ...Date June 2006 Issue 1 0 Service Manual U300 U300C Service Manual Model U300 U300C Z 3 X B O X C O M ...
Страница 3: ... 4 Z 3 X B O X C O M ...
Страница 24: ...3 TECHNICAL BRIEF 25 Figure 3 3 1 1 RFR6250 IC functional block diagram Z 3 X B O X C O M ...
Страница 46: ...3 TECHNICAL BRIEF 47 Figure PM6650 2 Functional Block Diagram Z 3 X B O X C O M ...
Страница 76: ...4 TROUBLE SHOOTING 77 4 5 Checking WCDMA Block Z 3 X B O X C O M ...
Страница 77: ...4 TROUBLE SHOOTING 78 4 3 5 1 2 Z 3 X B O X C O M ...
Страница 82: ...4 TROUBLE SHOOTING 83 4 5 5 Check RF Rx Level Test Point RF Rx Level Z 3 X B O X C O M ...
Страница 85: ...4 6 Checking GSM Block 4 TROUBLE SHOOTING 86 Z 3 X B O X C O M ...
Страница 87: ...4 TROUBLE SHOOTING 88 Z 3 X B O X C O M ...
Страница 89: ...4 TROUBLE SHOOTING 90 Z 3 X B O X C O M ...
Страница 92: ...4 TROUBLE SHOOTING 93 Z 3 X B O X C O M ...
Страница 95: ...4 TROUBLE SHOOTING 96 Z 3 X B O X C O M ...
Страница 103: ...4 TROUBLE SHOOTING 104 LCD Control data flow CN600 50pin LCD connector 40pin LCD connector LCD Module Z 3 X B O X C O M ...
Страница 110: ...4 TROUBLE SHOOTING 111 C515 C516 CN501 Z 3 X B O X C O M ...
Страница 116: ...4 TROUBLE SHOOTING 117 C201 C202 for MIC capacitor Z 3 X B O X C O M ...
Страница 119: ...4 TROUBLE SHOOTING 120 Q400 Q401 Q402 VBATT GND Z 3 X B O X C O M ...
Страница 140: ...6 BLOCK DIAGRAM 141 Z 3 X B O X C O M ...
Страница 141: ...6 2 Interface Diagram U300 Interface Diagram 6 BLOCK DIAGRAM 142 Z 3 X B O X C O M ...
Страница 149: ... 150 8 PCB LAYOUT Z 3 X B O X C O M ...
Страница 150: ... 151 8 PCB LAYOUT Z 3 X B O X C O M ...
Страница 151: ... 152 8 PCB LAYOUT Z 3 X B O X C O M ...
Страница 152: ... 153 8 PCB LAYOUT Z 3 X B O X C O M ...
Страница 153: ... 154 Z 3 X B O X C O M ...
Страница 155: ...9 Calibration 156 9 2 How to use HOT KIMCHI 9 2 1 Calibration Find model name Apply U300 model Z 3 X B O X C O M ...
Страница 156: ...9 Calibration 157 Check testing object Click Start for Calibration Z 3 X B O X C O M ...
Страница 157: ...9 Calibration 158 Show result of calibration Show result Z 3 X B O X C O M ...
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Страница 183: ...Note Z 3 X B O X C O M ...
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