R9A06G037 is a high performance NB-PLC (Narrow Band Power Line Communication) modem LSI. R9A06G037 integrates a high performance DSP core and a MCU core (ARM® Cortex™-M3). The DSP core mainly handles PLC PHY layer protocol and the ARM core handles the upper layer protocol. R9A06G037 can support a variety of PLC protocols such as G3-PLC (Cenelec, ARIB and FCC), PRIME and many others.