void SendCC(uint8_t no, uint8_t v) {
while (Busy2USART());
Write2USART(0xB0|CHANNEL);
while (Busy2USART());
Write2USART(no);
while (Busy2USART());
Write2USART(v);
__delay_ms(1);
}
void SendNoteOff(uint8_t no) {
while (Busy2USART());
Write2USART(0x80|CHANNEL);
while (Busy2USART());
Write2USART(no);
while (Busy2USART());
Write2USART(VELOCITY);
clrbit(leds,no-octave*12);
__delay_ms(1);
}
SendNoteOn(uint8_t no) {
while (Busy2USART());
Write2USART(0x90|CHANNEL);
while (Busy2USART());
Write2USART(no);
while (Busy2USART());
Write2USART(VELOCITY);
setbit(leds,no-octave*12);
__delay_ms(1);
}
void Uart2_TransmitHandler(void)
{
volatile UINT8 data ;
if( uart[1].txDataCount == 0 ) //check whether there is data to be transmitted
{
#if(defined __18F8722_H) ||(defined __18F46K22_H)
while(Busy2USART());
#else
while(BusyUSART());
#endif
#ifdef __RS485__
TX2_EN = 0; //disable RS485 control
#endif
TXSTA2bits.TXEN = 0; //disable transmission
return;
}
data = uart[1].txBuff[uart[1].txDataIndex];
TXREG2 = data; //transmit
uart[1].txDataIndex++; //increase the dataIndex to point to the next data to be transmitted
if( uart[1].txDataIndex >= TX_PACKET_SIZE) //on rollover
{
uart[1].txDataIndex = 0; //reset
}
if( uart[1].txDataCount > 0)
uart[1].txDataCount--; //decrement the data count to indicate transmission
}
void putch( char data)
{
while (Busy2USART())
continue;
// Write2USART(data); // Should use this, but gives linker error
TXREG2 = data; // Write the data byte to the USART2
}
void puts2USART( char *data)
{
do
{ // Transmit a byte
while(Busy2USART());
putc2USART(*data);
} while( *data++ );
}
// http://microchip.wikidot.com/faq:29
void putch(char c)
{
#ifdef DEBUG
#ifdef WITH_HOS
while (Busy2USART())
CLRWDT();
Write2USART(c);
while (Busy2USART())
CLRWDT();
#else
while (Busy1USART())
;
Write1USART(c);
while (Busy1USART())
;
#endif
#endif
}
/*Bluetooth UART Functions*/
void UART2_Write_Char(char data)
{
while ( Busy2USART() );
Write2USART(data);
/*
while (!TXSTA2bits.TRMT); //wait until transmit shift register is empty
TXREG2 = data; //write character to TXREG and start transmission
*/
}
// USB/USART combined put char (handles printf)
void _user_putc(unsigned char c)
{
#ifdef USE_USART
putc1USART(c);
while(Busy1USART());
#endif
#if defined(DEBUG_USART2_TX) || defined(UART2_DATA_OUTPUT)
Write2USART(c);
while(Busy2USART());
#endif
usb_putchar(c);
}
BOOL UART2_write(UINT8 data)
{
#if(defined __18F8722_H) ||(defined __18F46K22_H)
while(Busy2USART()); //wait for current transmission if any
#else
while(BusyUSART()); //wait for current transmission if any
#endif
//DISABLE_UART_TX_INTERRUPT(); //disable the transmit interrupt
uart[1].txBuff[uart[1].txBuffIndex++] = data; //store the data in the tx buffer
uart[1].txDataCount++; //increment the data count
if(uart[1].txBuffIndex >= TX_PACKET_SIZE) //check for overflow
{
uart[1].txBuffIndex = 0;
}
//ENABLE_UART_TX_INTERRUPT();
return TRUE;
}
char UART2_TX_Empty()
{
return(!Busy2USART());
// return TXSTA2bits.TRMT; //Returns Transmit Shift Status bit
}
