22
Dedicated DMA bus
7 DMA channels
320K bits on-chip SRAM
On-chip boot ROM for Factory Flash Programming
Watchdog timer for system crash recovery
3 sets of General Purpose Timer
Circuit Switch Data coprocessor
Division coprocessor
External Memory Interface
Supports up to 2 external devices
Supports 16-bit memory components with maximum size of up to 128M Bytes each
Supports Flash and SRAM/PSRAM with Page Mode or Burst Mode
Industry standard serial LCD Interface
Supports multi-media companion chips with 8/16 bits data width
Flexible I/O voltage of 1.8V ~ 2.8V for memory interface
Configurable driving strength for memory interface
User Interfaces
5-row × 7-column keypad controller with hardware scanner
Supports multiple key presses for gaming
SIM/USIM Controller with hardware T=0/T=1 protocol control
Real Time Clock (RTC) operating with a separate power supply
General Purpose I/Os (GPIOs)
2 Sets of Pulse Width Modulation (PWM) Output
Alerter Output with Enhanced PWM or PDM
6 external interrupt lines
Security
Supports security key and 59 bit chip unique ID
Connectivity
3 UARTs with hardware flow control and speed up to 921600 bps
DAI/PCM and I2S interface for Audio application
Low Power Schemes
Power Down Mode for analog and digital circuits
Processor Sleep Mode
Pause Mode of 32KHz clocking at Standby State
3-channel Auxiliary 10-bit A/D Converter for application usage other than battery monitoring
Power and Supply Management
2.8V to 5.5V Input Range
Charger Input up to 8V
Seven LDOs Optimized for Specific GSM
Содержание GB160
Страница 1: ...1 GB160 Service Manual LG Electronics ...
Страница 19: ...19 3 TECHNICAL BRIEF 3 1 Digital Main Processor Figure 3 1 1 MT6223 FUNCTIONAL BLOCK DIAGRAM ...
Страница 26: ...26 Figure 3 1 2 MT6223 BLOCK DIAGRAM ...
Страница 30: ...30 3 3 3 Pin Descriptions ...
Страница 33: ...33 ...
Страница 38: ...38 Figure 3 7 2 IM152FBN6A Block Diagram ...
Страница 46: ...46 Circuit Diagram References voltage ...
Страница 48: ...48 4 2 SIM Card Trouble Test Point Measure pin PART VSIM C332 Pin1 TP1 Circuit Diagram ...
Страница 50: ...50 4 3 Vibrator Trouble Test Point Measure pin PART VBAT D303 Pin2 TP1 D303 Pin1 TP2 1 3 1 Circuit Diagram ...
Страница 52: ...52 4 4 Keypad Trouble Test Point Circuit Diagram ...
Страница 53: ...53 Checking Flow Change Metal Dome Check Metal Dome Start Change PCB NG OK ...
Страница 54: ...54 4 5 RTC Trouble Test Poin Measure pin PART VRTC C128 Pin1 Test Point Circuit Diagram ...
Страница 56: ...56 4 6 Key Backlight Trouble Test Point Measure pin PART VBAT D400 Pin2 TP1 VBAT D401 Pin2 TP1 ...
Страница 58: ...58 4 7 LCM Backlight Trouble Test Point Net Measure pin PART LCM_BL_A C408 Pin1 TP Circuit Diagram ...
Страница 60: ...60 4 8 LCM Trouble Test Point Net Measure pin PART VDD C404 Pin1 TP1 GND C404 Pin2 TP2 Circuit Diagram ...
Страница 62: ...62 4 9 Microphone Trouble Test Point Net Measure pin PART VBIAS R512 Pin2 TP Circuit Diagram ...
Страница 65: ...65 Circuit Diagram ...
Страница 68: ...68 Circuit Diagram ...
Страница 71: ...71 ...
Страница 79: ...79 CHECKING FLOW Change Antenna Resolder component Change JRF101 Resolder component ...
Страница 81: ...81 CIRCUIT JRF101 U101 U102 U103 X101 ...
Страница 85: ...85 Transceiver trouble TP7 there is 26MHz signal check it TP7 ...
Страница 89: ... 89 5 DOWNLOAD 5 1 Download setup ...
Страница 92: ... 92 5 You can see the below Installing picture and then click the Close button installation complete ...
Страница 98: ... 98 6 BLOCK DIAGRAM ...
Страница 99: ... 99 7 CIRCUIT DIAGRMA ...
Страница 100: ... 100 ...
Страница 101: ... 101 ...
Страница 102: ... 102 ...
Страница 103: ... 103 ...
Страница 104: ... 104 8 BGA IC PIN Check 8 1 BGA PIN Check of main chip MT6223 BB_MT6223 U200 BGA use BGA non us ...
Страница 105: ... 105 8 2 BGA PIN Check of Memory PF38F4050M0Y0CG TV00570002CDGB U201 U202 BGA use BGA non use ...
Страница 109: ... 109 Work Flow ...
Страница 111: ... 111 11 CALIBRATION 11 1 Test Equipment set up ...
Страница 115: ... 115 ...
Страница 117: ... 117 Execute Measurement Automation to check equipment address Choose Devices and Interfaces ...
Страница 119: ... 119 Setup your CMU Base GPIB address and power supply address ...
Страница 120: ... 120 ATE Tool system setting Execute MTK _ ate demo Press Report System button ...
Страница 121: ... 121 Setting your equipment Setting your power supply type Choose your Power Supply Type ...
Страница 126: ... 126 Choose Battery DFI file Caution ONLY Smart battery need choose it To select the DFI file in this icon ...
Страница 127: ... 127 How to setup your test report location Choose my computer Choose C disk ...
Страница 128: ... 128 Choose program files Choose Program Files ATE Tools KP199_KP320_KM330_KM335_KC530 file ...
Страница 129: ... 129 Setup new file and leave the window Execute MTK _ ate demo ...
Страница 130: ... 130 Press Report System button Press select test report location ...
Страница 131: ... 131 Choose your setup report Press Done ...
Страница 132: ... 132 Setup finish When you finish the setup then you press save change icon ...
Страница 133: ... 133 Press Configuration choose Cal Setting Setting your cable loss ...
Страница 134: ... 134 Press Done to save Press Configuration choose Final setting ...
Страница 136: ... 136 If you want calibration you can press initial calibration Press Calibration Test ...
Страница 137: ... 137 Key in your phone bar Code Press your phone of power on key and Start calibration ...
Страница 138: ... 138 Calibration is ok and will show PASS You can see the test report ...
Страница 139: ... 139 If you want final test you can press initial final test Press RF Final test ...
Страница 140: ... 140 1 Handset to insert SIM card 2 Key in bar code or IMEI number 3 Power on handset ...
Страница 141: ... 141 ATE start final test ...
Страница 142: ... 142 If ATE test finish ATE will show pass ...
Страница 143: ... 143 You can see the test report ...
Страница 144: ... 144 If you want initial cal and final test you can press initial cal and final test Press Cal Final ...
Страница 145: ... 145 1 Handset to insert SIM card 2 Key in bar code or IMEI number 3 Power on handset ...
Страница 146: ... 146 Start calibration ...
Страница 147: ... 147 Calibration finish and power on handset again ...
Страница 148: ... 148 Start final test ...
Страница 149: ... 149 Finish Cal Final test ...
Страница 150: ... 150 Ate show the test report ...
Страница 153: ... 153 4 Install Process press Next ...
Страница 154: ... 154 5 Install Process press Next 6 Install Process ...
Страница 155: ... 155 7 Install Process press Finish ...
Страница 160: ... 160 13 EXPLODED VIEW REPLACEMENT PART LIST 13 1 Exploded view ...
Страница 161: ... 161 Ass y exploded view ...