Hello!
I use ESP32 as SPI Slave device.
I use following code:

memset(spi_recvbuf, 0x00, sizeof(spi_recvbuf));
ret1 = spi_slave_queue_trans(HSPI_HOST, &t, 1);
ret2 = spi_slave_get_trans_result(HSPI_HOST, &t2, portMAX_DELAY);
if(t2->trans_len > 8)
spi_2_printf("spi rcv %d of %d bytes\r\n", t2 ...

Exactly same situation:
movin to portYIELD_WITHIN_API during step by step debugging in Eclipse.
Trying to run breaks debugging process.
I thought it is watchdog so I disabled wachdogs in menuconfig by disabling Initialize Task Watchdog Timer on startup and Interrupt Watchdog . Unfortunately without ...