Title: +038=360.000-OU045T_03-PCD2.m4160 PLS SBC - Hardware Manual.pdf
....................................................................................................... 3-43 3.13.4 Displays and switches ..................................................................................... 3-44 3.13.5 Flash card ....................................................................................................... 3-45 3.13.6 User program backup to the flash card ........................................................... 3-46 3.13.7 Order details ................................................................................................... 3-46 Hardware clock (Real Time Clock) .................................................................. 3-47 Hardware watchdog ........................................................................................ 3-47 Software watchdog ......................................................................................... 3-48 User inputs and outputs