CN8478 Datasheet, PDF (133/221 Pages) Conexant Systems, Inc – Multichannel Synchronous Communications Controller (MUSYCC)

CN8478/CN8474A/CN8472A/CN8471A
Multichannel Synchronous Communications Controller (MUSYCC™)
5.0 Memory Organization
5.2 Descriptors
The Figure 5-2 illustrates the operation of EINT*.
Figure 5-2. Interrupt Notification To Host
MUSYCC
Host
External Logic
EINT*
INTB*
Device on EBUS
Drives Interrupt Line
INTA*
Internal Logic
Unserviced Interrupt
Descriptors in the
Interrupt Queue
Interrupt
Logic
Interrupt
Logic
Memory
Interrupt Queue
8478_022
100660E
Conexant
5-47