SPRUHZ7K August 2015 – April 2024 AM5706 , AM5708 , AM5716 , AM5718 , AM5718-HIREL
Communication between the on-chip processors of the device uses a queued mailbox-interrupt mechanism.
The queued mailbox-interrupt mechanism allows the software to establish a communication channel between two processors through a set of registers and associated interrupt signals by sending and receiving messages (mailboxes).
The device implements the following mailbox types:
Each mailbox module supports the following features:
Table 19-1 shows the configuartion of the mailbox modules in the device.
| Module Parameters | Mailbox Type | ||
|---|---|---|---|
| System Mailbox | IVA Mailbox | ||
| MAILBOX1 | MAILBOX2..13 | ||
| Number of users | 3 | 4 | 4 |
| Number of mailbox message queues | 8 | 12 | 6 |
| Number of messages (FIFO depth) for each message queue | 4 | 4 | |