High Voltage GridLab/Protection and Automation Test Bench/Switchbox

This is the switchbox of the Protection and Automation Test Bench.

Todo

Software

Protocol

• Create negative acknowledge message (NACK)

PC Software

• Send request to read switches and LEDs only if last request was answered or at least with a small delay inbetween.
• Implement the answering of bad messages with a negative acknowledge.
• Handle errors (message answered with a negative acknowledge).

PIC

• Implement the answering of bad messages with a negative acknowledge.
• Handle errors (message answered with a negative acknowledge).