block diagram

FCC ID: JPZ0076

Block Diagram

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FCCID_1415211

     Power Supply
(132KHz Switching Supply)
                                26MHz
                                Crystal




                          3MHz SPI
                                                CC1101
       Micro-controller                      RF Transceiver                                              Resonant
       (26MHz Clock,                         (26MHz Clock,           431-437 MHz fc                        Loop
        13MHz Bus)
                          62.5KHz Data         203KHz IF,                                                Antenna
                                                fc-IF L0)

                          1 MHz SPI
                                                    Frequency Table

                                                    RF Section
                                                    -Carrier Frequency (fc) between 431 and 437 MHz (Transmit)
                                  EEPROM            -Intermediate Frequency (IF) of 203KHz
                                                    -LO Frequency equal to fc-IF(Receive)
                                                    -3MHz SPI interface (Configuration control from micro controller)
                                                    -62.5KHz bi-directional data

                                                    Micro-Controller
                                                    -26MHz Clock
                                                    -13MHz Bus
                                                    -3MHz SPI interface (CC1101)
              LED's             FETs                -1 MHz SPI Interface (EEPROM)
 Buttons                                            -62.5KHz bi-directional data
            (PWM at         (Load Control)          -1.11 Khz PWM Signal for LED Brightness Control
                                                    -120Hz Control Signal for Triac (Dimming) Control
            1.11 kHz)
                                                    Power Supply
                                                    -132 Khz switching signal



Document Created: 2019-10-14 07:10:12
Document Modified: 2019-10-14 07:10:12

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