ky ST7570 S FSK power line networking system on chip Features m Fully integrated narrow band power line networking system on chip m High performing PHY processor with embedded turn key firmware for spread frequency shift keying S FSK modulation Programmable bit rate up to 2 4 Kbps 50 Hz 1Hz step programmable carriers up to 148 5 kHz Signal to noise ratio estimation Received signal strength indication m Protocol engine embedding
Ti UM1530 y User manual Smart meter demonstration board with DLMS COSEM using ST7570 S FSK modem with STM32 and SPEAr July 2012 Introduction The purpose of this user manual is to help the user to set up run and evaluate a complete solution that demonstrates a smart metering system based on one or several electricity meters one data concentrator and using the DLMS COSEM application libraries server and client from ANDREA Informatique and hardware and fir