commit 6aaa42f50845a9787da299d32dfc7da10a59fc0f
parent cdc080c9d9dcb720fa578a11642f1b917bb0ff45
Author: William Lindholm <william_lindholm@outlook.com>
Date: Wed, 20 Nov 2024 11:25:30 +0000
Implemented separate receiver for numerical values in usart communication
Diffstat:
2 files changed, 60 insertions(+), 45 deletions(-)
diff --git a/Project2/.vs/Project2/v14/.atsuo b/Project2/.vs/Project2/v14/.atsuo
Binary files differ.
diff --git a/Project2/Project2/main.c b/Project2/Project2/main.c
@@ -18,6 +18,7 @@
#include <stdio.h>
#include <stdbool.h>
#include <stdbool.h>
+#include <ctype.h>
/// TODO
@@ -63,8 +64,8 @@ void sendmsg (char *s);
void configure_ADC0(void);
void configure_EVSYS();
void configure_TCB0(void);
-void print_tcb0_high_pulse(void);
void print_tcb0_low_pulse(void);
+void print_tcb0_high_pulse(void);
void print_adc_voltage(void);
void print_adc_value(void);
void print_available_commands(void);
@@ -95,50 +96,63 @@ int main(void)
if (USART3.STATUS & USART_RXCIF_bm)
{ /* If a character has been received, read it - this structure allows other code to run */
ch = USART3.RXDATAL;
- switch (ch)
+
+ // if received character is a digit
+ if (isdigit(ch))
+ {
+ char str_buffer[16];
+ sprintf(str_buffer, "received %c", ch);
+ sendmsg(str_buffer);
+ }
+ else
{
- case 'H':
- case 'h':
- print_tcb0_high_pulse();
- break;
- case 'L':
- case 'l':
- print_tcb0_low_pulse();
- break;
- case 'T':
- case 't':
- print_tcb0_timer_period();
- break;
- case 'A':
- case 'a':
- print_adc_value();
- break;
- case 'C':
- case 'c':
- continuous_timer_reporting = true;
- break;
- case 'E':
- case 'e':
- continuous_timer_reporting = false;
- break;
- case 'V':
- case 'v':
- print_adc_voltage();
- break;
- case 'M': // Start continuous reporting of ADC voltage in mV
- case 'm':
- continuous_adc_reporting = true;
- break;
- case 'N': // Stop continuous reporting of ADC
- case 'n':
- continuous_adc_reporting = false;
- sprintf(str_buffer, "Stopped\n");
- sendmsg(str_buffer);
- break;
- default:
- print_available_commands();
- break;
+ // if received character is a letter
+ switch (ch)
+ {
+ case 'L':
+ case 'l':
+ print_tcb0_low_pulse();
+ break;
+ case 'H':
+ case 'h':
+ print_tcb0_high_pulse();
+ break;
+ case 'T':
+ case 't':
+ print_tcb0_timer_period();
+ break;
+ case 'A':
+ case 'a':
+ print_adc_value();
+ break;
+ case 'C':
+ case 'c':
+ continuous_timer_reporting = true;
+ break;
+ case 'E':
+ case 'e':
+ continuous_timer_reporting = false;
+ break;
+ case 'V': // print ADC voltage
+ case 'v':
+ print_adc_voltage();
+ break;
+ case 'M': // Start continuous reporting of ADC voltage in mV
+ case 'm':
+ continuous_adc_reporting = true;
+ break;
+ case 'N': // Stop continuous reporting of ADC
+ case 'n':
+ continuous_adc_reporting = false;
+ sprintf(str_buffer, "Stopped\n");
+ sendmsg(str_buffer);
+ break;
+ default:
+ print_available_commands();
+ break;
+ }
}
+
}
// Continuous reporting
@@ -201,6 +215,7 @@ void configure_ADC0()
/************************************************************************/
void configure_TCB0()
{
+ // Event on falling edge to increase resolution for high pulse
TCB0.CTRLA = TCB_CLKSEL_CLKDIV2_gc | TCB_ENABLE_bm; // Select CLK_PER/2 source and enable
TCB0.CTRLB = TCB_CNTMODE_FRQPW_gc; // Set mode to PW measurment mode
TCB0.INTCTRL = TCB_CAPT_bm; // Capture Interrupt Enable
@@ -277,14 +292,14 @@ void print_adc_value()
/************************************************************************/
/* Printing of 555 timer information */
/************************************************************************/
-void print_tcb0_high_pulse()
+void print_tcb0_low_pulse()
{
char str_buffer[16];
sprintf(str_buffer, "Low = %dmS\n", TCB0_LOW_PULSE);
sendmsg(str_buffer);
}
-void print_tcb0_low_pulse()
+void print_tcb0_high_pulse()
{
char str_buffer[16];
sprintf(str_buffer, "High = %dmS\n", TCB0_HIGH_PULSE);
