Argox PA-20 Programming Guide Manual de usuario descargar pdf (Pagina 35)

PT-20 Programming Guide

BT_CONNECT : Bluetooth has connected, please run BT_Close.

BT_OK : Bluetooth connect ok.

BT_Close

Purpose：

Bluetooth disconnect.

Syntax：

int BT_Close(void);

Example call：

BT_Close();

Includes：

#include “SDK.h ”

Description：

This function can disconnect Bluetooth. If you want to disconnect, you

can use BT_Stop(Bluetooth module power off) or this function.

Returns：

BT_NOMODULE : The terminal is notPA-2010 / PA-2110.

BT_NOSTART : Bluetooth module power disable, please run BT_Start.

BT_OK : Bluetooth disconnect ok.

BT_Read

Purpose：

Read characters from Bluetooth module.

Syntax：

int BT_Read(char* pssBuf, int slReadSize, int* pslGetSize);

Example call：

int slGetSize;

char assBuf[20];

BT_Read(assBuf, 10, &slGetSize);

Includes：

#include “SDK.h ”

Description：

If Bluetooth is connected, this function can read characters from

Bluetooth module.The parameter “slReadSize” can set how many

characters you will read, and the parameter “pslGetSize” will tell you how

many characters you read.

Returns：

BT_NOMODULE : The terminal is notPA-2010 / PA-2110.

BT_NOSTART : Bluetooth module power disable, please run BT_Start.

BT_DISCONNECT : Bluetooth not connect to other bluetooth device,

please run BT_Open.

BT_ERROR : Parameter error, please check your parmeter.

BT_OK :Read OK.

BT_Write

Purpose：

Write characters to Bluetooth module.

Syntax：

int BT_Write(char* pssBuf, int slWriteSize, int* pslPutSize);

Example call：

int slWriteSize;

char assBuf[20] = “1234567890”;

BT_Write(assBuf, 10, & slWriteSize);

Includes：

#include “SDK.h ”

Description：

If Bluetooth is connected, this function can wriet characters to other

Bluetooth device.The parameter “slWriteSize” tell the function how many

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