256
7679H–CAN–08/08
AT90CAN32/64/128
– 1- transmit interrupt enabled.
• Bit 3 – ENERR: Enable MOb Errors Interrupt
– 0 - interrupt disabled.
– 1- MOb errors interrupt enabled.
• Bit 2 – ENBX: Enable Frame Buffer Interrupt
– 0 - interrupt disabled.
– 1- frame buffer interrupt enabled.
• Bit 1 – ENERG: Enable General Errors Interrupt
– 0 - interrupt disabled.
– 1- general errors interrupt enabled.
• Bit 0 – ENOVRT: Enable CAN Timer Overrun Interrupt
– 0 - interrupt disabled.
– 1- CAN timer interrupt overrun enabled.
19.10.5 CAN Enable MOb Registers -
CANEN2 and CANEN1
• Bits 14:0 - ENMOB14:0: Enable MOb
This bit provides the availability of the MOb.
It is set to one when the MOb is enabled (i.e. CONMOB1:0 of CANCDMOB register).
Once TXOK or RXOK is set to one (TXOK for automatic reply), the corresponding ENMOB is
reset. ENMOB is also set to zero configuring the MOb in disabled mode, applying abortion or
standby mode.
– 0 - message object disabled: MOb available for a new transmission or reception.
– 1 - message object enabled: MOb in use.
• Bit 15 – Reserved Bit
This bit is reserved for future use.
Bit 76543210
ENMOB7 ENMOB6 ENMOB5 ENMOB4 ENMOB3 ENMOB2 ENMOB1 ENMOB0 CANEN2
- ENMOB14 ENMOB13 ENMOB12 ENMOB11 ENMOB10 ENMOB9 ENMOB8 CANEN1
Bit 151413121110 9 8
Read/Write R R RRRRRR
Initial Value00000000
Read/Write - R RRRRRR
Initial Value-0000000
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