Ch341par.exe -

Data: 0x00 Status: 0x79 Control: 0x0F Interpretation depends on your wiring. ch341par.exe -w 255 Now pins 2-9 go high (+5V / 3.3V depending on adapter). Example 3: Set data pins to binary pattern To set D7..D0 = 10101010 (0xAA):

For serious projects, consider using the (also from WCH) which gives faster, programmatic access without shelling out to an EXE. ch341par.exe

C:\Program Files (x86)\CH341\CH341PAR\ch341par.exe Data: 0x00 Status: 0x79 Control: 0x0F Interpretation depends

ch341par.exe -s 0x0D ; low ch341par.exe -s 0x0C ; high -r returns status byte. Busy is bit 7 (value 0x80). Invert logic (busy low = printer busy). low ch341par.exe -s 0x0C

What we do?

  • check iconCLOGGED OR BROKEN WEEPING TILE
  • check iconWATER TABLE OR STREAM
  • check iconFOUNDATION WALL CRACK
  • check iconWINDOW WELL
  • check iconFLOOR WALL JOINT
  • check iconFLOOR DRAIN
  • check iconOVER TOP OF FOUNDATION WALL
  • check iconDOWN STACK / SEWER DRAIN
  • check iconSUMP PUMP AND WELL
  • check iconFLOOR CRACK
  • check iconFOUNDATION WALL SEEPAGE