MSM9225

E2F0016-19-43 ¡ Semiconductor ¡ Semiconductor MSM9225 CAN (Controller Area Network) Controller el im This This version: version: Aug. Apr. 1998 1999 MSM9225 ina Pr ry GENERAL DESCRIPTION The MSM9225 is a microcontroller peripheral LSI which conforms to the CAN protocol for high-speed LANs in automobiles. FEATURES Conforms to CAN protocol specification (Bosch Co., V.2.0 part b/Full CAN) Maximum 1 Mbps real-time communication control (programmable) Communication system: Transmission line is bi-directional, two-wire serial communications NRZ (Non-Return to Zero) system using bit stuff function Multi-master system Broadcast system Maximum 16 messages ¥ 8 bytes of message buffer Number of messages can be extended by group message function (max: 2 groups) Priority control by identifier Normally 2032 types, 2032 ¥ 218 types at extension Microcontroller interface Corresponding to both parallel and serial interface Parallel interface: separate address/data bus type (with address latch signal/no address latch signal) and multiplexed address/data bus type. Serial interface: Synchronous communication type Interrupt is used for three outputs: transmission/receive/error Error control: Bit error/stuff error/CRC error/form error/acknowledge error detection functions Retransmission / error status monitoring function when error occurs Communication control by transmission request function Sleep/Stop mode function Supply voltage: 5 V ± 10% Operating temperature: -40 to...