Metrologic IS1000 Series Guía de usuario descargar pdf (Pagina 117)

Chapter

BASIC

Commands

111

RF Practice

 Programming Flow

1. Set COM port (SET_COM_TYPE)

Assign COM2 to RF communication, i.e. SET_COM_TYPE(2,5).

2. Open COM port (OPEN_COM)

To initialize the RF module and set up connection, call OPEN_COM(2).

3. Set COM delimiter (COM_DELIMITER)

For example, use carriage return (0x0d) as the string delimiter by calling

COM_DELIMITER(2,13).

4. Data Transmission

To transmit/receive data, call WRITE_COM(2) and READ_COM$(2) respectively.

5. Close COM port (CLOSE_COM)

To disable the RF module, call CLOSE_COM(2).

1 2 ... 112 113 114 115 116 117 118 119 120 121 122 ... 197 198

Sin comentarios

Metrologic IS1000 Series Guía de usuario Pagina 117