Release BACnet Protocol Stack 0.3.0

2007-02-23 13:19:57 +00:00
parent 6c5b409dcf
commit 63e18a0f1f
315 changed files with 57198 additions and 0 deletions
@@ -0,0 +1,130 @@
+/**************************************************************************
+*
+* Copyright (C) 2003 Mark Norton
+*
+* Permission is hereby granted, free of charge, to any person obtaining
+* a copy of this software and associated documentation files (the
+* "Software"), to deal in the Software without restriction, including
+* without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to
+* permit persons to whom the Software is furnished to do so, subject to
+* the following conditions:
+*
+* The above copyright notice and this permission notice shall be included
+* in all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*
+* Functional
+* Description:  Handles the init code for the Microchip microprocessor
+*
+*********************************************************************/
+#include <string.h>
+#include <stdint.h>
+#include "hardware.h"
+
+/* define this to enable ICD */
+/*#define USE_ICD  */
+
+/* Configuration Bits  */
+#pragma config OSC = HS
+#pragma config PWRT = ON
+#pragma config BOR = ON, BORV = 42
+#pragma config CCP2MUX = ON
+#pragma config STVR = ON
+#pragma config LVP = OFF
+#pragma config CP0 = OFF
+#pragma config CP1 = OFF
+#pragma config CP2 = OFF
+#pragma config CP3 = OFF
+#pragma config CPB = OFF
+#pragma config CPD = OFF
+#pragma config WRT0 = OFF
+#pragma config WRT1 = OFF
+#pragma config WRT2 = OFF
+#pragma config WRT3 = OFF
+#pragma config WRTB = OFF
+#pragma config WRTC = OFF
+#pragma config WRTD = OFF
+#pragma config EBTR0 = OFF
+#pragma config EBTR1 = OFF
+#pragma config EBTR2 = OFF
+#pragma config EBTR3 = OFF
+#pragma config EBTRB = OFF
+
+#ifdef USE_ICD
+#pragma config WDT = OFF, WDTPS = 128
+#pragma config DEBUG = ON
+#else
+#pragma config WDT = ON, WDTPS = 128
+#pragma config DEBUG = OFF
+#endif                          /* USE_ICD */
+
+#pragma romdata
+
+/****************************************************************************
+* DESCRIPTION: Initializes the PIC, its timers, WDT, etc.
+* RETURN:      none
+* ALGORITHM:   none
+* NOTES:       none
+*****************************************************************************/
+void init_hardware(void)
+{
+    /* If the processor gets a power on reset then we can do something. */
+    /* We should not get a reset unless there has been  */
+    /* some kind of power line disturbance. */
+    if (RCONbits.POR) {
+        /*do something special! */
+    }
+
+    GLOBAL_INT_DISABLE();
+
+    /* Setup PORT A */
+    TRISA = PORT_A_TRIS_MASK;
+
+    /* PORT A can have analog inputs or digital IO */
+    ADCON1 = NO_ANALOGS;
+
+    /* Setup PORT B */
+    TRISB = PORT_B_TRIS_MASK;
+
+    /* Setup PORT C */
+    TRISC = PORT_C_TRIS_MASK;
+
+    /* setup zero cross interrupt to trigger on a low to high edge */
+    INTCON2bits.INTEDG0 = 1;
+
+    /* setup ABUS */
+    /*ABUS_LED_OFF(); */
+    /*SSPADD = ABUS_DEFAULT_ADDR; */
+    /*SSPCON1 = (ABUS_SLAVE_MASK | ABUS_CLK_ENABLE | ABUS_MODE_SETUP); */
+    /*ABUS_Clear_SSPBUF(); */
+
+    /* setup timer2 to reset every 1ms */
+    CloseTimer2();
+    PR2 = 250;
+    OpenTimer2(T2_PS_1_4 & T2_POST_1_5 & 0x7F);
+
+    /* Setup our interrupt priorities ---------> all low priority */
+    RCONbits.IPEN = 1;
+    IPR1 = 0;
+    IPR2 = 0;
+    INTCON2bits.TMR0IP = 0;
+    INTCON2bits.RBIP = 0;
+    INTCON3 = 0;
+
+    /* Enable interrupts */
+    TIMER2_INT_ENABLE();
+    PERIPHERAL_INT_ENABLE();
+    GLOBAL_INT_ENABLE();
+
+/* Turn on the Zero cross interrupt */
+    INTCONbits.INT0F = 0;
+    INTCONbits.INT0E = 1;
+}