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Schematic 

Note: On-board integrated debugger is not part of the schematic. 

 

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 iSYSTEM, December 2005 

 

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Summary of Contents for ISYSTEM LPC2138

Page 1: ..._ V1 4 User s Guide Philips LPC2138 Target Board iSYSTEM December 2005 1 16 Ordering code ITLPC2138 Dimensions 100 x 96 mm Figure 1 ITLPC2138 Target Board ...

Page 2: ... Block Diagram 4 Components List 5 Power Supply 6 Jumper Connector Descriptions 6 Connectors 7 Schematic 10 Licensing the on board integrated debugger 11 Use of the on board integrated debugger 12 Use of an external debugger 13 Troubleshooting 14 iSYSTEM December 2005 2 16 ...

Page 3: ... an on board integrated iSYSTEM debugger The user can write and debug the application using the on board integrated iSYSTEM debugger which connects to the PC through the USB connection The board requires no external power supply since it s powered from the PC USB port An external ARM7TDMI S debugger including e g ETM support can be used for debugging as an alternative to the on board integrated de...

Page 4: ...Block Diagram Figure 3 ITLPC2138 Block diagram Notes 1 The board provides 16 pin connector for the optional LCD display type CMC216x04 which is not included in the package iSYSTEM December 2005 4 16 ...

Page 5: ...onnector GPIO pins P0 16 P0 23 J4 Expansion connector GPIO pins P0 25 P0 31 J5 Expansion connector GPIO pins P1 16 P1 23 J6 Expansion connector GPIO pins P1 24 and P1 25 J7 J10 J15 J20 J22 J25 Jumpers J11 RTC power supply input 3 3V J12 Connector for manufacturing purpose J13 DA converter output J14 Serial port UART0 J21 16 pin LCD connector LD0 LD3 User LEDs LD11 Power LED 5V LD12 Power LED 3 3V ...

Page 6: ... UART0 See connectors for more details J15 User LEDs Enable enables the LED driver connecting the on board LEDs to GPIO P0 8 P0 11 J16 User Buttons Enable enables buttons driver connecting the on board buttons to GPIO P0 12 P0 15 Pushing the button generates a low signal If J16 is set the CPU will not start in Boot loader mode see J25 description J17 LCD Enable Signal connects GPIO P0 21 to the LC...

Page 7: ... port is configured as a standard 3 wire interface Cross female to female cable is needed for connection with PC computer COM port 3 pin serial connector UART0 J14 Pin No Symbol 1 RxD 2 TxD 3 GND The serial port is configured as a standard 3 wire interface iSYSTEM December 2005 7 16 ...

Page 8: ...10 DB3 Data Bus Line Not used 11 DB4 Data Bus Line 12 DB5 Data Bus Line 13 DB6 Data Bus Line 14 DB7 Data Bus Line 15 BL LED Backlight Power Supply 16 BL LED Backlight Ground 20 pin JTAG Debug Connector P3 Not used 1 2 T3V3 CPU_TRST 3 4 GND CPU_TDI 5 6 GND CPU_TMS 7 8 GND CTCK 9 10 GND Not used 11 12 GND CPU_TDO 13 14 GND CPU_RESET 15 16 GND Not used 17 18 GND Not used 19 20 GND An external JTAG de...

Page 9: ... GND GND 23 24 P1 19 GND 25 26 P1 18 GND 27 28 P1 17 GND 29 30 P1 16 GND 31 32 P1 20 GND 33 34 P1 23 GND 35 36 P1 22 GND 37 38 P1 21 An external JTAG ETM debug tool can be connected to a 38 pin Mictor P2 debug connector Jumper J9 must be set to 2 3 position when using an external debugger CPU expansion connectors Figure 4 Expansion connectors All CPU signals are available on the expansion connecto...

Page 10: ...Schematic Note On board integrated debugger is not part of the schematic iSYSTEM December 2005 10 16 ...

Page 11: ...r winIDEA connects to the ITLPC2138 for the first time Within the evaluation period the user should request a regular license from iSYSTEM Run the request wizard to obtain the license INIT string by pressing the Request INIT button in the Hardware Hardware License tab iSYSTEM December 2005 11 16 ...

Page 12: ...ample workspace for the ITLPC2138 running from the internal flash Connect the USB cable to the PC and to the ITLPC2138 Windows should auto detect a new USB device and install belonging USB driver In case of any problems the driver is located under winIDEA install directory e g c winIDEA 2006 USBDrv Disconnect the USB cable from the ITLPC2138 and then connect it again The two power LEDs should turn...

Page 13: ...o the ITLPC2138 Windows should auto detect a new USB device and install belonging USB driver In case of any problems the driver is located under winIDEA install directory e g c winIDEA 2006 USBDrv Disconnect the USB cable from the ITLPC2138 and then connect it again The two power LEDs should turn on The target board is not powered if the LEDs don t lit and the problem needs to be resolved before p...

Page 14: ...d when Boot loader mode is selected see J16 description for more details There was a case where the code was programmed in the flash which disabled the JTAG debug port shortly after reset Due to the Philips implementation the debugger cannot take over control over the CPU immediately after reset but a part of code is executed before the CPU can be stopped by the debugger In this particular case th...

Page 15: ...Notes iSYSTEM December 2005 15 16 ...

Page 16: ...ors which may appear in this document reserves the right to change devices or specifications detailed herein at any time without notice and does not make any commitment to update the information herein iSYSTEM All rights reserved iSYSTEM December 2005 16 16 ...

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