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PPM Telemetry: added serial speeds

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Only supported for none invert telemetry:
FrSkyD (Incl Hubsan): 9600bps
FrSkyX: 57600bps
DSM: 125000bps
This commit is contained in:
pascallanger
2016-09-16 10:39:44 +02:00
parent b1c38cc793
commit 99e8be227e
3 changed files with 63 additions and 21 deletions
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75
Multiprotocol/Telemetry.ino
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@@ -504,28 +504,63 @@ void Serial_write(uint8_t data)
tx_resume();
}
// Speed is 0 for 100K and 1 for 9600
void initTXSerial( uint8_t speed)
{
if(speed==SPEED_9600)
{ // 9600
#ifdef XMEGA
USARTC0.BAUDCTRLA = 207 ;
USARTC0.BAUDCTRLB = 0 ;
USARTC0.CTRLB = 0x18 ;
USARTC0.CTRLA = (USARTC0.CTRLA & 0xCF) | 0x10 ;
USARTC0.CTRLC = 0x03 ;
}
#else
//9600 bauds
UBRR0H = 0x00;
UBRR0L = 0x67;
UCSR0A = 0 ; // Clear X2 bit
//Set frame format to 8 data bits, none, 1 stop bit
UCSR0C = (1<<UCSZ01)|(1<<UCSZ00);
}
UCSR0B |= (1<<TXEN0);//tx enable
#ifdef ENABLE_PPM
if(speed==SPEED_9600)
{ // 9600
#ifdef XMEGA
USARTC0.BAUDCTRLA = 207 ;
USARTC0.BAUDCTRLB = 0 ;
USARTC0.CTRLB = 0x18 ;
USARTC0.CTRLA = (USARTC0.CTRLA & 0xCF) | 0x10 ;
USARTC0.CTRLC = 0x03 ;
#else
//9600 bauds
UBRR0H = 0x00;
UBRR0L = 0x67;
UCSR0A = 0 ; // Clear X2 bit
//Set frame format to 8 data bits, none, 1 stop bit
UCSR0C = (1<<UCSZ01)|(1<<UCSZ00);
#endif
}
else if(speed==SPEED_57600)
{ // 57600
#ifdef XMEGA
/*USARTC0.BAUDCTRLA = 207 ;
USARTC0.BAUDCTRLB = 0 ;
USARTC0.CTRLB = 0x18 ;
USARTC0.CTRLA = (USARTC0.CTRLA & 0xCF) | 0x10 ;
USARTC0.CTRLC = 0x03 ;*/
#else
//57600 bauds
UBRR0H = 0x00;
UBRR0L = 0x22;
UCSR0A = 0x02 ; // Set X2 bit
//Set frame format to 8 data bits, none, 1 stop bit
UCSR0C = (1<<UCSZ01)|(1<<UCSZ00);
#endif
}
else if(speed==SPEED_125K)
{ // 125000
#ifdef XMEGA
/*USARTC0.BAUDCTRLA = 207 ;
USARTC0.BAUDCTRLB = 0 ;
USARTC0.CTRLB = 0x18 ;
USARTC0.CTRLA = (USARTC0.CTRLA & 0xCF) | 0x10 ;
USARTC0.CTRLC = 0x03 ;*/
#else
//125000 bauds
UBRR0H = 0x00;
UBRR0L = 0x07;
UCSR0A = 0x00 ; // Clear X2 bit
//Set frame format to 8 data bits, none, 1 stop bit
UCSR0C = (1<<UCSZ01)|(1<<UCSZ00);
#endif
}
#endif
#ifndef XMEGA
UCSR0B |= (1<<TXEN0);//tx enable
#endif
}