Campbell Scientific CR1000KD CR800 and CR850 Measurement and Control Systems - Page 433

Section 11. Glossary global variable A variable available for use throughout a CRBasic program. The term is usually used in connection with subroutines, differentiating global variables (those declared using Public or Dim) from local variables, which are declared in the Sub() and Function() instructions. ground Being or related to an electrical potential of 0 Volts. half duplex Systems allow bi‐directional communications, but not simultaneously. handshake, handshaking The exchange of predetermined information between two devices to assure each that it is connected to the other. When not used as a clock line, the CLK/HS (pin 7) line in the datalogger CS I/O port is primarily used to detect the presence or absence of peripherals. Hello Exchange The process of verifying a node as a neighbor. Hertz Abbreviated "Hz." Unit of frequency described as cycles or pulses per second. HTML Hypertext Markup Language. A programming language used for the creation of web pages. HTTP Hypertext Transfer Protocol. A TCP/IP application protocol. IEEE4 Four‐byte, floating‐point data type. IEEE Standard 754. Same format as Float. Float is the name used when declaring data type for Public or Dim declared variables. 433