Hi3931CV100

• Dual-mode communication interoperability technical specification of State Grid
• Dual-mode communication technical specifications of the metering automation system of China Southern Power Grid

• Frequency bands: 0.7–12 MHz for PLC; 470–510 MHz for wireless communication
• Peak rate at the physical layer: 6 Mbps
• Peak rate at the application layer: 2 Mbps
• Receiver sensitivity: better than 0.2 mVpp
• Peak rate at the physical layer for wireless communication: 0.99 Mbps
• Receiver sensitivity for wireless communication: better than –88 dBm

• RISC-V processor, maximum working frequency of 200 MHz
• Cache supported
• 32-bit word-length single-precision floating-point operations

• Embedded SRAM: 416 KB
• Flash memory: 4 MB
• Embedded PSRAM: 4 MB

• 3.3 V I/O
• Clock source: 25 MHz crystal oscillator

• 3x SPI interfaces
• 1x I2C interface
• 4x UART interfaces
• 32x GPIO interfaces
• 1x ADC input (10-bit, 6 channels)
• 10-channel PWM
• 1x ETH RMII interface (Hi3931CV100)

• Static power consumption: < 85 mw
• Average power consumption of the module < 300 mw

• Hardware implemented :
- Encryption and decryption: AES-128 and AES-256
- Signature verification: RSA and ECC
- Hashing: Hash-SHA256 and HMAC_SHA256
- SM2/3/4
- Random number generator compliant the FIPS 140-2 standard
• eFuse for chipset ID and key storage, secure boot, and secure update

• Dynamic routing and multipath addressing
• HPLC and HRF dual-mode communication and adaptive routing
• IPv6/IPv4 protocol stack
• Remote network management
• Automatic identification of transformer districts, physical topology, and meter profiles
• Automatic identification of user-transformer relationships, transformer districts, and meters
• Automatic identification of physical phases to meet phase-based line loss calculation requirements
• Automatic generation and reporting of meter profiles
• Identification of the physical topology of power lines

• TFBGA