Commands to Open Cash Drawer only

Modified on Thu, 23 Oct at 4:55 PM

If your goal is to open the cash drawer, standard ESC/POS command is:

Open drawer on connector pin 2 (short pulse):
1B 70 00 19 FA

or
Simple balanced pulse (100 ms on / 100 ms off):
1B 70 00 32 32 (hex bytes: 0x1B 0x70 0x00 0x32 0x32) (hex for “ESC p 0 50 50”),