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Texas Instruments CC400DK Скачать руководство пользователя страница 14

 

 

 

    

                                     

 CC400DK Development kit  (rev. 1.5)   2002-09-17  Page 14 of 22

  

 

 

Содержание CC400DK

Страница 1: ...User Manual Rev 1 5 CC400DK Development Kit...

Страница 2: ...of 22 Table of contents TABLE OF CONTENTS 2 INTRODUCTION 3 EVALUATION BOARD 3 DESCRIPTION 4 LAYOUT SKETCHES AND CIRCUIT DRAWINGS 9 BILL OF MATERIALS 15 USING THE DEVELOPMENT KIT 19 APPENDIX A 20 A 1 F...

Страница 3: ...c level data input output Manchester coded Selectable RF filtering SAW or LC Selectable IF filtering All set up controlled by PC Selectable 3V or 4 10Vunregulated voltage supply inputs This user manua...

Страница 4: ...wn in chapter 0 Description The evaluation circuit board constitutes of three main parts These are the RF section the voltage supply and the PC interface The PC interface contains voltage level shift...

Страница 5: ...0 and 1 has different frequencies see Frequency separation in chapter 4 1 1 5 in SmartRF Studio user manual Note If you need a shorter switching time between the two frequencies the PLL settling time...

Страница 6: ...emale The data to be sent has to be Manchester encoded also known as bi phase level coding The Manchester code ensures that the signal has no DC component which is necessary for the FSK demodulator Th...

Страница 7: ...um operation frequency respectively For further details please contact Chipcon The crystal oscillator Crystal frequency is set to 12 000 MHz X1 The crystal oscillator circuit has a trimmer capacitor C...

Страница 8: ...r is selected by placing the zero ohm resistor in the R62 position For operation at other frequencies please use the formulas below 1333 0 1 1 RF C C L 6 35 C C 067 0 where C is the cut off frequency...

Страница 9: ...Development kit rev 1 5 2002 09 17 Page 9 of 22 Layout sketches and circuit drawings 25 pin D SUB DIO ANT LC filter ANT No filter ANT SAW filter 4 10V Switch Module slot future use 4 10V GND 3V I_out...

Страница 10: ...CC400DK Development kit rev 1 5 2002 09 17 Page 10 of 22...

Страница 11: ...CC400DK Development kit rev 1 5 2002 09 17 Page 11 of 22...

Страница 12: ...CC400DK Development kit rev 1 5 2002 09 17 Page 12 of 22...

Страница 13: ...CC400DK Development kit rev 1 5 2002 09 17 Page 13 of 22...

Страница 14: ...CC400DK Development kit rev 1 5 2002 09 17 Page 14 of 22...

Страница 15: ..._NP0_C_50 C66 Capacitor 0805 Do Not Mount C68 Capacitor 0805 5 6pF C_5P6_0805_NP0_C_50 C71 Capacitor 0603 Do Not Mount C91 Capacitor 0603 4 7pF C_4P7_0603_NP0_C_50 C92 Capacitor 0603 8 2pF C_8P2_0603_...

Страница 16: ...62 Resistor 0603 Do Not Mount R63 Resistor 0603 Do Not Mount R65 Resistor 0805 270 R_270_0805_J R121 Resistor 0603 27k R_27K_0603_G R122 Resistor 0603 150k R_150K_0603_J R123 Resistor 0603 22k R_22K_0...

Страница 17: ...3_G R6 Resistor 0603 10k R_10K_0603_G R7 Resistor 0603 10k R_10K_0603_G R8 Resistor 0603 10k R_10K_0603_G R9 Resistor 0603 10k R_10K_0603_G R10 Resistor 0603 10k R_10K_0603_G R11 Resistor 0603 10k R_1...

Страница 18: ...Circuit Board Support Distance 12 5mm H3 Circuit Board Support Distance 12 5mm H4 Circuit Board Support Distance 12 5mm P1 D Sub 25 pin DSUB_25 P2 5 pin terminal screw SCREW_TERM_5 P3 SMA connector S...

Страница 19: ...d The signal source shall be connected to the Data I O port DIO at the evaluation board The signal must be a square wave from 0 to 3V as shown Do not apply a 5V signal because it can damage the CC400...

Страница 20: ...and national rules Before transmitting a RF signal out on the antenna please contact your local telecommunication authorities to check if you are licensed to operate the transceiver Appendix A The com...

Страница 21: ...the unfiltered antenna output in the same way as you did for the RX tuning and measure output power Set the CC400 transceiver in TX mode and adjust C61 until you measure the highest output power 3 Set...

Страница 22: ...al Information Chipcon AS believes the furnished information is correct and accurate at the time of this printing However Chipcon AS reserves the right to make changes to this product without notice C...

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