Motorola MCF5281 用户手册
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Chapter 6. ColdFire Flash Module (CFM)
6-25
Interrupts
6.7
Interrupts
The CFM module can request an interrupt when all commands are completed or when the
address, data, and command buffers are empty. Table 6-14 shows the CFM interrupt
mechanism.
address, data, and command buffers are empty. Table 6-14 shows the CFM interrupt
mechanism.
Table 6-14. CFM Interrupt Sources
Interrupt Source
Interrupt Flag
Local Enable
Command, data and address
buffers empty
buffers empty
CBEIF
(CFMUSTAT)
CBEIE
(CFMCR)
All commands are completed
CCIF
(CFMUSTAT)
CCIE
(CFMCR)
Access error
ACCERR
(CFMUSTAT)
AEIE
(CFMCR)