106 lines
3.1 KiB
C++
106 lines
3.1 KiB
C++
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#include "Nextion.h"
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//Control must have prefix 'v' or 's'
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char softSTRHeader[11] = {'p', 'm', '.', 's', '0', '.', 't', 'x', 't', '=', '\"'};
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char softINTHeader[10] = {'p', 'm', '.', 'v', '0', '.', 'v', 'a', 'l', '='};
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char softTemp[20];
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/*!
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@brief Send a string or numeric variable to the Nextion LCD.
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@param varType
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The type of the variable being sent to the Nextion LCD.
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@param varIndex
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The index (ID) of the variable being sent to the Nextion LCD.
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*/
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void sendHeader(char varType, char varIndex)
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{
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if (varType == SWS_HEADER_STR_TYPE)
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{
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softSTRHeader[4] = varIndex;
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for (unsigned i = 0; i < sizeof(softSTRHeader)/sizeof(softSTRHeader[0]); i++)
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Serial1.write(softSTRHeader[i]);
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}
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else
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{
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softINTHeader[4] = varIndex;
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for (unsigned i = 0; i < sizeof(softINTHeader)/sizeof(softINTHeader[0]); i++)
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Serial1.write(softINTHeader[i]);
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}
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}
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/*!
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@brief Send an unsigned long variable to the Nextion LCD.
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@param varIndex
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The index (ID) of the variable being sent to the Nextion LCD.
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@param sendValue
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The value of the variable being sent to the Nextion LCD.
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*/
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void sendCommandUL(char varIndex, unsigned long sendValue)
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{
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sendHeader(SWS_HEADER_INT_TYPE, varIndex);
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memset(softTemp, 0, 20);
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ultoa(sendValue, softTemp, DEC);
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Serial1.print(softTemp);
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Serial1.write(0xff);
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Serial1.write(0xff);
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Serial1.write(0xff);
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}
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/*!
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@brief Send a (signed) long variable to the Nextion LCD.
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@param varIndex
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The index (ID) of the variable being sent to the Nextion LCD.
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@param sendValue
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The value of the variable being sent to the Nextion LCD.
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*/
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void sendCommandL(char varIndex, long sendValue)
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{
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sendHeader(SWS_HEADER_INT_TYPE, varIndex);
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memset(softTemp, 0, 20);
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ltoa(sendValue, softTemp, DEC);
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Serial1.print(softTemp);
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Serial1.write(0xff);
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Serial1.write(0xff);
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Serial1.write(0xff);
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}
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/*!
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@brief Send a string variable to the Nextion LCD.
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@param varIndex
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The index (ID) of the variable being sent to the Nextion LCD.
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@param sendValue
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The value of the variable being sent to the Nextion LCD.
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*/
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void sendCommandStr(char varIndex, const char* sendValue)
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{
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sendHeader(SWS_HEADER_STR_TYPE, varIndex);
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Serial1.print(sendValue);
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Serial1.write('\"');
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Serial1.write(0xFF);
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Serial1.write(0xFF);
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Serial1.write(0xFF);
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}
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unsigned char softBuff1Num[14] = {'p', 'm', '.', 'c', '0', '.', 'v', 'a', 'l', '=', 0, 0xFF, 0xFF, 0xFF};
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/*!
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@brief Send a single digit variable to the Nextion LCD.
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@param varIndex
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The index (ID) of the variable being sent to the Nextion LCD.
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Values 0~9 are: Mode, nowDisp, ActiveVFO, IsDialLock, IsTxtType, IsSplitType.
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@param sendValue
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The value of the variable being sent to the Nextion LCD.
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*/
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void sendCommand1Num(char varIndex, char sendValue)
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{
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softBuff1Num[4] = varIndex;
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softBuff1Num[10] = sendValue + 0x30; // convert to character digit
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for (unsigned i = 0; i < sizeof(softBuff1Num)/sizeof(softBuff1Num[0]); i++)
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Serial1.write(softBuff1Num[i]);
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}
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