Commit b634ec50 authored by Dean Camera's avatar Dean Camera
Browse files

Changed the XPLAINBridge software UART to use the regular CTC mode instead of...

Changed the XPLAINBridge software UART to use the regular CTC mode instead of the alternative CTC mode via the Input Capture register, to reduce user confusion.
parent fd77bf5c
......@@ -11,13 +11,14 @@
* - Core:
* - None
* - Library Applications:
* - None
* - Added new incomplete MIDIToneGenerator project
*
* <b>Changed:</b>
* - Core:
* - None
* - Library Applications:
* - None
* - Changed the XPLAINBridge software UART to use the regular CTC mode instead of the alternative CTC mode
* via the Input Capture register, to reduce user confusion
*
* <b>Fixed:</b>
* - Core:
......
......@@ -11,7 +11,7 @@
volatile clock_time_t clock_datetime = 0;
//Overflow interrupt
ISR(TIMER1_COMPA_vect)
ISR(TIMER1_COMPA_vect, ISR_BLOCK)
{
clock_datetime += 1;
}
......
......@@ -67,11 +67,11 @@ void SoftUART_Init(void)
SoftUART_SetBaud(9600);
/* Setup reception timer compare ISR */
TIMSK1 = (1 << ICIE1);
TIMSK1 = (1 << OC1E1A);
/* Setup transmission timer compare ISR and start the timer */
TIMSK3 = (1 << ICIE3);
TCCR3B = ((1 << CS30) | (1 << WGM33) | (1 << WGM32));
TIMSK3 = (1 << OC1E3A);
TCCR3B = ((1 << CS30) | (1 << WGM32));
}
/** ISR to detect the start of a bit being sent to the software UART. */
......@@ -90,12 +90,12 @@ ISR(INT0_vect, ISR_BLOCK)
EIMSK = 0;
/* Start the reception timer */
TCCR1B = ((1 << CS10) | (1 << WGM13) | (1 << WGM12));
TCCR1B = ((1 << CS10) | (1 << WGM12));
}
}
/** ISR to manage the reception of bits to the software UART. */
ISR(TIMER1_CAPT_vect, ISR_BLOCK)
ISR(TIMER1_COMPA_vect, ISR_BLOCK)
{
/* Cache the current RX pin value for later checking */
uint8_t SRX_Cached = (SRXPIN & (1 << SRX));
......@@ -125,7 +125,7 @@ ISR(TIMER1_CAPT_vect, ISR_BLOCK)
}
/** ISR to manage the transmission of bits via the software UART. */
ISR(TIMER3_CAPT_vect, ISR_BLOCK)
ISR(TIMER3_COMPA_vect, ISR_BLOCK)
{
/* Check if transmission has finished */
if (TX_BitsRemaining)
......
......@@ -60,8 +60,8 @@
{
uint16_t BitTime = ((F_CPU / Baud) - 1);
ICR1 = BitTime;
ICR3 = BitTime;
OCR1A = BitTime;
OCR3A = BitTime;
}
/* Function Prototypes: */
......
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