2 FreeRTOS.org V4.1.1 - Copyright (C) 2003-2006 Richard Barry.
\r
4 This file is part of the FreeRTOS.org distribution.
\r
6 FreeRTOS.org is free software; you can redistribute it and/or modify
\r
7 it under the terms of the GNU General Public License as published by
\r
8 the Free Software Foundation; either version 2 of the License, or
\r
9 (at your option) any later version.
\r
11 FreeRTOS.org is distributed in the hope that it will be useful,
\r
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
\r
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
\r
14 GNU General Public License for more details.
\r
16 You should have received a copy of the GNU General Public License
\r
17 along with FreeRTOS.org; if not, write to the Free Software
\r
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
\r
20 A special exception to the GPL can be applied should you wish to distribute
\r
21 a combined work that includes FreeRTOS.org, without being obliged to provide
\r
22 the source code for any proprietary components. See the licensing section
\r
23 of http://www.FreeRTOS.org for full details of how and when the exception
\r
26 ***************************************************************************
\r
27 See http://www.FreeRTOS.org for documentation, latest information, license
\r
28 and contact details. Please ensure to read the configuration and relevant
\r
29 port sections of the online documentation.
\r
30 ***************************************************************************
\r
33 /* Library includes. */
\r
36 /* Scheduler includes. */
\r
37 #include "FreeRTOS.h"
\r
39 /* Demo application includes. */
\r
40 #include "partest.h"
\r
42 /*-----------------------------------------------------------
\r
43 * Simple parallel port IO routines for the LED's - which are
\r
44 * connected to the second nibble of GPIO port 1.
\r
45 *-----------------------------------------------------------*/
\r
47 #define partstLED_3 0x0080
\r
48 #define partstLED_2 0x0040
\r
49 #define partstLED_1 0x0020
\r
50 #define partstLED_0 0x0010
\r
51 #define partstON_BOARD 0x0100 /* The LED built onto the KickStart board. */
\r
53 #define partstALL_LEDs ( partstLED_0 | partstLED_1 | partstLED_2 | partstLED_3 | partstON_BOARD )
\r
55 #define partstFIRST_LED_BIT 4
\r
57 /* This demo application uses files that are common to all port demo
\r
58 applications. These files assume 6 LED's are available, whereas I have
\r
59 only 5 (including the LED built onto the development board). To prevent
\r
60 two tasks trying to use the same LED a bit of remapping is performed.
\r
61 The ComTest tasks will try and use LED's 6 and 7. LED 6 is ignored and
\r
62 has no effect, LED 7 is mapped to LED3. The LED usage is described in
\r
63 the port documentation available from the FreeRTOS.org WEB site. */
\r
64 #define partstCOM_TEST_LED 7
\r
65 #define partstRX_CHAR_LED 3
\r
67 /*-----------------------------------------------------------*/
\r
69 void vParTestInitialise( void )
\r
71 /* Configure the bits used to flash LED's on port 1 as output. */
\r
72 GPIO_Config(GPIO1, partstALL_LEDs, GPIO_OUT_OD);
\r
74 /*-----------------------------------------------------------*/
\r
76 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
\r
78 if( uxLED == partstCOM_TEST_LED )
\r
80 /* Remap as described above. */
\r
81 uxLED = partstRX_CHAR_LED;
\r
84 /* Adjust the LED value to map to the port pins actually being used,
\r
85 then write the required value to the port. */
\r
86 uxLED += partstFIRST_LED_BIT;
\r
87 GPIO_BitWrite( GPIO1, uxLED, !xValue );
\r
89 /*-----------------------------------------------------------*/
\r
91 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
\r
93 if( uxLED == partstCOM_TEST_LED )
\r
95 /* Remap as described above. */
\r
96 uxLED = partstRX_CHAR_LED;
\r
99 /* Adjust the LED value to map to the port pins actually being used,
\r
100 then write the opposite value to the current state to the port pin. */
\r
101 uxLED += partstFIRST_LED_BIT;
\r
102 GPIO_BitWrite(GPIO1, uxLED, ~GPIO_BitRead( GPIO1, uxLED ) );
\r