Datasheet

Section 15 Controller Area Network for Tiny (TinyCAN)
Rev. 4.00 Mar. 15, 2006 Page 295 of 556
REJ09B0026-0400
Section 15 Controller Area Network for Tiny (TinyCAN)
The TinyCAN is a module for controlling a controller area network (CAN) for realtime
communication in vehicular and industrial equipment systems, etc and conforms to the Bosch
2.0B active. For details on CAN specifications, refer to Bosch CAN Specification Version 2.0
1991, Robert Bosch GmbH.
15.1 Features
• CAN version: Conforms to Bosch 2.0B active
Communication systems: NRZ (Non-Return to Zero) system (with bit-stuffing function)
Broadcast communication system
Transmission path: Bidirectional 2-wire serial communication
Communication speed: Max. 1 Mbps
Data length: 0 to 8 bytes
• Data buffers
Four (one receive-only buffer and three buffers settable for transmission/reception)
• Data transmission
Mailbox (buffer) number order (high-to-low)
• Data reception
Message identifier match
Reception with message identifier masked
Supports four buffers for the filter mask
• CPU interrupt sources
Various error interrupts
Reset/Halt mode processing interrupt
Message reception interrupt
Message transmission interrupt
• TinyCAN operating modes
Software reset
Normal status (error-active, error-passive)
Bus off state
Configuration mode
Halt mode
Module standby mode