Updated port for BACnet Development Kit.

2009-05-11 22:32:06 +00:00
parent be4b33c099
commit 469627a6cf
28 changed files with 1758 additions and 211 deletions
@@ -0,0 +1,42 @@
+/*****************************************************************************
+*
+* Atmel Corporation
+*
+* File              : serial.c
+* Compiler          : IAR C 3.10C Kickstart, AVR-GCC/avr-libc(>= 1.2.5)
+* Revision          : $Revision: 1.7 $
+* Date              : $Date: Tuesday, June 07, 200 $
+* Updated by        : $Author: raapeland $
+*
+* Support mail      : avr@atmel.com
+*
+* Target platform   : All AVRs with bootloader support
+*
+* AppNote           : AVR109 - Self-programming
+*
+* Description       : UART communication routines
+****************************************************************************/
+#include "defines.h"
+
+
+void initbootuart(void)
+{
+  BAUD_RATE_LOW_REG = BRREG_VALUE;
+  UART_CONTROL_REG = (1 << ENABLE_RECEIVER_BIT) |
+                     (1 << ENABLE_TRANSMITTER_BIT); // enable receive and transmit 
+}
+
+
+void sendchar(unsigned char c)
+{
+  UART_DATA_REG = c;                                   // prepare transmission
+  while (!(UART_STATUS_REG & (1 << TRANSMIT_COMPLETE_BIT)));// wait until byte sendt
+  UART_STATUS_REG |= (1 << TRANSMIT_COMPLETE_BIT);          // delete TXCflag
+}
+
+
+unsigned char recchar(void)
+{
+  while(!(UART_STATUS_REG & (1 << RECEIVE_COMPLETE_BIT)));  // wait for data
+  return UART_DATA_REG;
+}