SPRUJ28F November 2021 – August 2025 AM68 , AM68A , TDA4AL-Q1 , TDA4VE-Q1 , TDA4VL-Q1
| Step | Register/Bit Field/Programming Model | Value |
|---|---|---|
| IF: Is FIFO full? | MAILBOX_FIFO_STATUS_y[0] FULL | =0x1 |
| Enable interrupt event | MAILBOX_IRQ_ENABLE_SET_j[1+ y*2] | 0x1 |
| User (processor) can perform another task until interrupt occurs See Section 7.1.4.1.3.1 for interrupt handling in sending mode | ||
| ELSE | ||
| Write message | MAILBOX_MESSAGE_y[31:0] VALUE | 0x- |
| ENDIF |