There is only 1 set SPI hardware. Connect the pins in parallel to all devices that need 5V signals, and go thru 74HC4050 for devices that need 3.3V levels on SCK, MOSI, and their CS. Connect all MISOs together.
There is only 1 set SPI hardware. Connect the pins in parallel to all devices that need 5V signals, and go thru 74HC4050 for devices that need 3.3V levels on SCK, MOSI, and their CS. Connect all MISOs together.