AT sends variable SMS in stm32-EEWORLD

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* File name: main.c

* Description: Usage: p is the content of the SMS to be sent

* center is the SMS center of the mobile phone card

* tel is the mobile phone number to be sent

* The serial port will print the contents of AT operation

**********************************************************************************/

#include "stm32f10x.h"

#include "usart1.h"

#include "wchar.h"

#include

* Function name: main

* Description: Main function

* Input: None

* Output: None

//0891683110101605F011000D91687100275510F0000800

//pdu mode data:0891683108200205F031000D91683157121468F00008AA 04 4F60597D

//0891

//683108200205F0

//31----------TPDU header

//00

//0D

//91

//683157121468F0

//00----------Protocol identifier

//08----------Coding scheme 08 is Chinese code 00 is English or number

//AA----------Validity period

//04----------User data length Divide the user data length by 2 and format it into a 2-digit hexadecimal number.

//4F60597D

u8 messageContent[500];

u16 ATCMGSLen = 0;

//SMS content length:

u16 MessageLen = 0;

u16 ContentLen = 0;

int main(void)

{

int i = 0;

//This can be flexibly configured

wchar_t p[] = L"Alarm: Abnormal temperature and humidity of vehicle-mounted equipment 00002: Current time: 14:59:00, October 16, 2014, temperature: +23.3℃, humidity: 73.2%RH.";

//The SMS center needs to obtain it from the mobile phone card

u8 center[] = "3110101605F0";

//Mobile phone number needs to be set

u8 tel[] = "7100275510F0";

//Basic configuration of serial port IO

USART1_Config();

ATCMGSLen += strlen("11000D91");

ATCMGSLen += 14;

ATCMGSLen += strlen("000800");

ATCMGSLen += 2;

MessageLen = (sizeof(p)/sizeof(wchar_t) - 1) * 4;

strncpy(&messageContent[0],"0891683110101605F0",strlen("0891683110101605F0"));

strncpy(&messageContent[0],"089168",strlen("089168"));

strncpy(&messageContent[0 + strlen("089168")],center,strlen(center));

strncpy(&messageContent[0 + strlen("0891683110101605F0")],"11000D9168",strlen("11000D9168"));

strncpy(&messageContent[0 + strlen("0891683110101605F0") + strlen("11000D9168")],tel,strlen(tel));

strncpy(&messageContent[0 + strlen("0891683110101605F0") + strlen("11000D9168") + strlen("7100275510F0")],

"000800",strlen("000800"));

ATCMGSLen += MessageLen;

ATCMGSLen = ATCMGSLen/2;

ContentLen = MessageLen / 2;

sprintf(&messageContent[0 + strlen("0891683110101605F0") + strlen("11000D9168") + strlen("7100275510F0") + strlen("000800")],

"%02x",ContentLen);

{

int len = strlen("0891683110101605F0") + strlen("11000D9168") + strlen("7100275510F0") + strlen("000800") + 2;

for(i = 0; i < sizeof(p)/sizeof(wchar_t) - 1 ; i ++)

sprintf(&messageContent[len + i * 4],"%04x",p[i]);

}

printf(" AT+CMGS=%d\r\n",ATCMGSLen);

printf("%s\r\n",messageContent);

for(;;)

{

}

Keywords：stm32 Reference address：AT sends variable SMS in stm32

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