RDS PIRA32 Manual
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Contents
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Pira.cz PIRA32 MicrocontrollerFM Broadcast Radio Data System Encoder MCUwith single communication portDESCRIPTIONThe PIRA32 Microcontroller forms a fully digitalRadio Data System encoder that has beendeveloped especially for FM broadcasting. Itimplements physical and data-link layers andsupports extended set of RDS services.All functions are controlled by the RS-232 interface.The device supports optional I2C slave peripheralssuch as EEPROM memory, RTC, LCD display ordigital potentiometer.FEATURES Single supply Typical operating current: 9 mA @ 5 V Minimum external parts I2C bus for external peripherals like EEPROM,real time clock, LCD or digital potentiometer External TA and Program switch Two indication LED outputs Both stereo and mono operation possible Built-in digital 19 kHz pilot tone PLL withsoftware phase shift adjustment Parallel 8-bit D/A converter, 361 kHz samplingrate (over-sampled) Broadcast quality output signal Only simple output filter required RDS/RBDS signal:conforms to CENELEC EN50067 / EN 62106 Continuous RDS transmission during alloperations Firmware update capability Communication bus:RS-232, bidirectional Baud rate: 1200 to 19200 Bd Packages available: 28-Pin PDIP28-Pin SOICTYPICAL APPLICATIONS FM broadcast RDS encoders with singlecommunication port RDS testing, research and developmentImportant Note:This datasheet is not intended to be a complete PIRA32 system designer’s reference source.For more information on the features, characteristics, control and use refer to these documents:“PIRA32 RDS Encoder Technical Manual” (available online)“PIRA32 LCD Display” (available online)“PIRA32 Device Configuration” (optional, available on request)“PIRA32 LCD Display Multiplexing” (optional, available on request)The manufacturer is not liable for any damages, including but not limited to, lost profits, lost savings, or otherincidental or consequential damages arising out of the use of this product.No part of this datasheet may be reproduced or transmitted in any form or by any means, electronic ormechanical, including photocopying, recording or information storage and retrieval systems, for any purpose otherthan the purchaser's personal use.Information in this document is subject to change without notice.Revision 2017-06-09 |
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