Confused pull down resistor
The current schematic and the first etched prototype board have a pull down resistor on the clk line. This resistor is probably misplaced and should pull down the miso lines in case no chip is selected via cs lines.
The current schematic and the first etched prototype board have a pull down resistor on the clk line. This resistor is probably misplaced and should pull down the miso lines in case no chip is selected via cs lines.