Changeset 6d8c366 in avrstuff for chiptest/main.c

Timestamp:

Jul 29, 2014, 10:37:32 PM (10 years ago)

Author:

Adrien Destugues <pulkomandy@…>

Branches:

main

Children:

d31c2f5

Parents:

cd3a9ac

Message:

Chiptest: use libusart.

git-svn-id: ​svn://pulkomandy.tk/avrstuff@110 c6672c3c-f6b6-47f9-9001-1fd6b12fecbe

File:

• chiptest/main.c (modified) (4 diffs)

chiptest/main.c

@@ +1 @@
+#include <usart.h>
+
 #include <avr/io.h>
 #include <avr/interrupt.h>
@@ -12 +14 @@
 #define DDRLED DDRB
 #define PORTLED PORTB
-#define LEDBIT 1 << PB2
+#define LEDBIT (1 << PB2)
 
 #define BAUD 9600 // Safe value even for low clocks. (used by setbaud.h)
@@ -23 +25 @@
 
         //debug LED - output
-        DDRLED |= 255;
+        DDRLED |= LEDBIT;
+        PORTLED &= ~LEDBIT;
 
-        PORTLED = 0;
-
-        // Serial baudrate - use avrlibc magic to compute the baudrate register
-        // values.
-        #include <util/setbaud.h>
-        UBRRH = UBRRH_VALUE;
-        UBRRL = UBRRL_VALUE;
-        #if USE_2X
-                UCSRA |= (1 << U2X);
-        #else
-                UCSRA &= ~(1 << U2X);
-        #endif
-
-        // Enable the serial port.
-        UCSRB = (1<<RXEN) |(1<<TXEN);
-        UCSRC = (1 << UCSZ1) | (1 << UCSZ0);
+        USARTInit();
 
         // Let's rock!
@@ -55 +43 @@
                         {
                                 PORTLED ^= LEDBIT; // Toggle the LED
-                                UDR = 'H'; // Send a byte to the UART
+                                USARTWriteChar('H'); // Send a byte to the UART
                         }
                 }