National Instruments CAN User Manual

Contents

National Instruments CAN User Manual Manual pdf 166 page image

Chapter 6 Automotive Diagnostic Command Set API for CAutomotive Diagnostic Command Set User Manual 6-2 ni.comList of Data TypesThe following data types are used with the Automotive Diagnostic Command Set API for Cfunctions.Table 6-1. Data Types for the Automotive Diagnostic Command Set for CData Type Purposei8 8-bit signed integeri16 16-bit signed integeri32 32-bit signed integeru8 8-bit unsigned integeru16 16-bit unsigned integeru32 32-bit unsigned integerf32 32-bit floating-point numberf64 64-bit floating-point numberstr ASCII string represented as an array of characters terminated by nullcharacter ('\0'). This type is used with output strings. str is typicallyused in the Automotive Diagnostic Command Set API as a pointer to astring, as char*.cstr ASCII string represented as an array of characters terminated by nullcharacter ('\0'). This type is used with input strings. cstr is typicallyused in the Automotive Diagnostic Command Set as a pointer to a string,as const char*.