FM1208-259 CPU smart water card
Main features of CPU water card:
◎Communication protocol: ISO 14443-A
◎MCU instructions compatible with 8051
◎Support 106Kbps data transmission rate
◎Triple-DES coprocessor
◎Program memory 32Kx8bit ROM
◎Data memory 8Kx8bit EEPROM
◎256x8bit iRAM
◎384x8bitx RAM
◎Low voltage detection reset
◎High and low frequency detection reset
◎EEPROM meets 100,000 erasing and writing targets
◎EEPROM meets the 10-year data retention index
Typical processing time:
◆Identify a card in 3ms (including response to reset and anti-collision)
◆EEPROM erasing time 2.4ms
◆Typical transaction process <350ms