Oki Electric Industry ML9620
The ML9620 is a microcontroller peripheral LSI which conforms to the CAN protocol for high-speed LANs in automobiles.GENERAL DESCRIPTION
FEATURES
● Conforms to CAN protocol specification (Bosch, V2.0 part B/Active)● Maximum of 1 Mbps bit rate
● Message box:
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● Up to 32 message boxes can be used, and messages up to 8 bytes long can be transmitted or received for each message box
● Number of received messages can be extended by group message function (Each Message box has its own Identifier Mask)
● Programmable FIFO mode Priority control by message objects number:
● 2032 types in standard format, 2032 × 218 types in extended format 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
● Three interrupt sources: transmission/receive/error
● Two message interface register buffer Error control:
● Bit error/stuff error/CRC error/form error/acknowledgment error detection functions...