Before editing, you must understand Fanuc’s memory map. FAPT Ladder uses a specific set of addresses. Memorize these:
First, let's demystify the name. stands for Fanuc Automatic Programming Tool . Historically, FAPT was a conversational programming system for lathes and mills. However, in the context of ladder logic, "FAPT Ladder" refers specifically to Fanuc's proprietary ladder development and editing environment used on their CNC controls (Series 0, 15, 16, 18, 21, 30i, 31i, 35i, and beyond). Fanuc Fapt Ladder