SPRUIM2H May 2020 – October 2023 AM2431 , AM2432 , AM2434 , AM6411 , AM6412 , AM6421 , AM6422 , AM6441 , AM6442
Table 12-365 lists the receive-only procedure using the interrupt method.
Step | Register/Bit Field/Programming Model | Value |
---|---|---|
Configure the channel according to the mode. | See Table 12-341. | |
Start the channel. | MCSPI_CHCTRL_0/1/2/3[0] EN | 1 |
Enable the interrupt for the receiver register. | MCSPI_IRQENABLE[2] RX_FULL_ENABLE | 1 |
Wait for interrupt. | ||
Read the status register. | MCSPI_IRQSTATUS[2] RX_FULL | 1 |
Disable the interrupt if no more data is expected. | MCSPI_IRQENABLE[2] RX_FULL_ENABLE | 0 |
Stop the channel if no more data is expected. | MCSPI_CHCTRL_0/1/2/3[0] EN | 0 |
Read the receiver register. | MCSPI_RX_0/1/2/3 | 0x- |