The schematic shows the wire going from the NodeMCU to the resistors and Opto-Isolators connected to the CMD pin when it should be connected to GND. After switching the wire to the GND pin everything worked great.
Attached is a corrected schematic with the correction highlighted.
The schematic shows the wire going from the NodeMCU to the resistors and Opto-Isolators connected to the CMD pin when it should be connected to GND. After switching the wire to the GND pin everything worked great.
Attached is a corrected schematic with the correction highlighted.