Block Diagram

FCC ID: EROSTX-1550C

Block Diagram

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FCCID_175758

                                              STX1550C
10MHz
X—TAL




                                           Programming
                                              Port
  LCD
  display   /<——————


                                                              ——»>|     RF
                                                                       AMP



  TOUCH
  PANEL     |———y»>                                                     RF
                          MICROPROCESSOR                              Receiver




             32.768KHz       3.6864MHz
               X—TAL           X—TAL
                                                            MICROCONTROLLER
                                                ——y»




                                                                  20.0MHz
                                                                   X—TAL




EXTERNAL                                         sv
 POWER                              |——»»|    Converter
                  »>     SWITCH
                         BATT./
                         EXTERNAL
                  E      POWER
                                         ®I    hi Voltage
BATTERY                                        Converter
                                                              |—————J»!      DISPLAY
                                                                             Back Light



Document Created: 2001-09-24 16:21:46
Document Modified: 2001-09-24 16:21:46

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