Multitone FLA 872, Техническое руководство

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TLA 852/FLA 872
TM1205 Issue 2 Page 3 - 1
SECTION 3
TECHNICAL DESCRIPTION
CONTENTS: Page
3.1 CIRCUIT SUMMARY 3 - 2
3.2 DUAL CONVERSION RECEIVER 3 - 4
3.3 DECODER 3 - 7
3.3.1 General 3 - 7
3.3.2 POCSAG Decoder 3 - 7
3.3.3 Microprocessor 3 - 8
3.3.4 EEPROM 3 - 8
3.3.5 SRAM 3 - 8
3.3.6 LCD Module 3 - 8
3.3.7 Display Illumination 3 - 9
3.3.8 Alerts 3 - 9
3.4 POWER SUPPLIES 3 - 9
FIGURES:
3.1 TLA 852/FLA 872 Block Diagram 3 - 2
3.2 Receiver Block Diagram 3 - 4
3.3 Decoder Block Diagram 3 - 7