Also verify that there is ~9V present on pin 11 after you power-up the interface in step 11 and 5V on the power supply pin 5. If you have an oscilloscope, check whether the oscillator is running
Step-by-step instructions for programming the JB8 microcontroller in the TBDML design
Also verify that there is ~9V present on pin 11 after you power-up the interface in step 11 and 5V on the power supply pin 5. If you have an oscilloscope, check whether the oscillator is running