Technical manual for the FM1208 contactless CPU card chip, detailing features, specifications, pinout, and instruction set.
The FM1208 is a single‑interface contactless CPU card chip designed by Fudan Microelectronics. It supports the ISO 14443‑A protocol, is compatible with standard 8051 MCU instructions, and includes a hardware Triple‑DES co‑processor. The chip provides 8 Kbyte EEPROM data storage, 32 K × 8 bit ROM program memory, and various RAM blocks.
The document covers the chip’s functional block diagram, extreme operating parameters, pin package and functions, ATQA/SAK values, workflow, memory layout, instruction set, ordering information, and sales/service locations. It serves as a reference for developers integrating the FM1208 into contactless payment or electronic wallet applications. This manual is written in Chinese.
| Communication protocol | ISO 14443‑A |
|---|---|
| MCU instruction compatibility | 8051 |
| Data storage | 8 Kbyte EEPROM |
| Program memory | 32 K × 8 bit ROM |
| iRAM size | 256 × 8 bit |
| xRAM size | 384 × 8 bit |
| Operating temperature (module) | -25 °C to +70 °C |
| Storage temperature (module) | -25 °C to +85 °C |
| ESD protection (module) | ≥ 4000 V |
The FM1208 supports the ISO 14443‑A communication protocol.
The chip includes an 8 Kbyte EEPROM for data storage.
The module operates from –25 °C up to +70 °C.
The FM1208 is compatible with the standard 8051 instruction set.