void COM_txCMD_CHAN1(UINT8 deviceAddress,
UINT8 cmd, UINT8 *buffer , UINT8 length)
{
UINT8 cmdPacket[25] = {0};
UINT8 i,j,cs;
i = 0;
cmdPacket[i++]= CMD_SOP;
cmdPacket[i++] = deviceAddress+2;
cmdPacket[i++] = length;
cmdPacket[i++] = cmd;
for( j =0; j < length ; j++)
{
cmdPacket[i+j] = buffer[j];
}
i+= j;
cs = checksum(&cmdPacket[1], i - 1 );
while((cs == CMD_SOP ) || (cs == CMD_EOP)) //if check sum matches sop or eop
{
cmdPacket[2]++; // change length
cs = checksum(&cmdPacket[1], i - 1 ); //recalculate check sum
}
cmdPacket[i++] = cs;
cmdPacket[i++] = CMD_EOP;
for( j = 0 ; j < i ; j++)
{
UART1_write(cmdPacket[j]);
}
UART1_transmit();
}
void COM_task()
{
UINT8 uartData = 0;
#if(defined __18F8722_H) ||(defined __18F46K22_H)
if( UART1_hasData() )
{
uartData = UART1_read();
UART1_write(uartData);
UART1_transmit();
return;
}
#else
if( UART_hasData() )
{
uartData = UART_read();
UART_write(uartData);
UART_transmit();
return;
}
#endif
}
void COM_txData()
{
UINT8 bcc = 0;
UINT8 i= 0;
bcc = checksum(communication.txPacketBuffer, communication.txPacketLength);
#if(defined __18F8722_H) ||(defined __18F46K22_H)
UART1_write(communication.tx_sop);
for( i = 0; i < communication.txPacketLength; i++ )
{
UART1_write(communication.txPacketBuffer[i]);
}
UART1_write(bcc);
UART1_write(communication.tx_eop);
#ifdef __RESPONSE_ENABLED__
UART1_transmit();
#endif
#else //(defined __18F8722_H) ||(defined __18F46K22_H)
UART_write(communication.tx_sop);
for( i = 0; i < communication.txPacketLength; i++ )
{
UART_write(communication.txPacketBuffer[i]);
}
UART_write(bcc);
UART_write(communication.tx_eop);
#ifdef __RESPONSE_ENABLED__
UART_transmit();
#endif
ClrWdt();
#endif
}
void COM_txStr(rom UINT8 *str)
{
#if(defined __18F8722_H) ||(defined __18F46K22_H)
while(*str)
{
UART1_write(*str);
str++;
}
UART1_transmit();
#else
while(*str)
{
UART_write(*str);
str++;
}
UART_transmit();
#endif
}
