Andy K / Mbed 2 deprecated SOWB

Satellite Observers Workbench. NOT yet complete, just published for forum posters to \"cherry pick\" pieces of code as requiered as an example.

Dependencies:   mbed

gpio/gpio.h@0:0a841b89d614, 2010-10-11 (annotated)

Committer:
AjK
Date:
Mon Oct 11 10:34:55 2010 +0000
Revision:
0:0a841b89d614
Totally Alpha quality as this project isn\t completed. Just publishing it as it answers many questions asked in the forums

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AjK 0:0a841b89d614 1 /****************************************************************************
AjK 0:0a841b89d614 2 * Copyright 2010 Andy Kirkham, Stellar Technologies Ltd
AjK 0:0a841b89d614 3 *
AjK 0:0a841b89d614 4 * This file is part of the Satellite Observers Workbench (SOWB).
AjK 0:0a841b89d614 5 *
AjK 0:0a841b89d614 6 * SOWB is free software: you can redistribute it and/or modify
AjK 0:0a841b89d614 7 * it under the terms of the GNU General Public License as published by
AjK 0:0a841b89d614 8 * the Free Software Foundation, either version 3 of the License, or
AjK 0:0a841b89d614 9 * (at your option) any later version.
AjK 0:0a841b89d614 10 *
AjK 0:0a841b89d614 11 * SOWB is distributed in the hope that it will be useful,
AjK 0:0a841b89d614 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
AjK 0:0a841b89d614 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
AjK 0:0a841b89d614 14 * GNU General Public License for more details.
AjK 0:0a841b89d614 15 *
AjK 0:0a841b89d614 16 * You should have received a copy of the GNU General Public License
AjK 0:0a841b89d614 17 * along with SOWB. If not, see <http://www.gnu.org/licenses/>.
AjK 0:0a841b89d614 18 *
AjK 0:0a841b89d614 19 * $Id: main.cpp 5 2010-07-12 20:51:11Z ajk $
AjK 0:0a841b89d614 20 *
AjK 0:0a841b89d614 21 ***************************************************************************/
AjK 0:0a841b89d614 22
AjK 0:0a841b89d614 23 #ifndef GPIO_H
AjK 0:0a841b89d614 24 #define GPIO_H
AjK 0:0a841b89d614 25
AjK 0:0a841b89d614 26 /* Switch on our macros to use the 4 LEDs on the Mbed. */
AjK 0:0a841b89d614 27 #define MBED_LEDS
AjK 0:0a841b89d614 28
AjK 0:0a841b89d614 29 /* Used by the MAX7456 module.
AjK 0:0a841b89d614 30 The MAX7456 !cs signal is connected to Mbed pin 8
AjK 0:0a841b89d614 31 which is internally connected to Port0.6 */
AjK 0:0a841b89d614 32 #define SET_P0_06 (LPC_GPIO0->FIOSET = (1UL << 6))
AjK 0:0a841b89d614 33 #define CLR_P0_06 (LPC_GPIO0->FIOCLR = (1UL << 6))
AjK 0:0a841b89d614 34 #define VAL_P0_06 (LPC_GPIO0->FIOPIN & (1UL << 6))
AjK 0:0a841b89d614 35 #define MAX7456_CS_ASSERT CLR_P0_06
AjK 0:0a841b89d614 36 #define MAX7456_CS_DEASSERT SET_P0_06
AjK 0:0a841b89d614 37 #define MAX7456_CS_VALUE VAL_P0_06
AjK 0:0a841b89d614 38 #define MAX7456_CS_TOGGLE MAX7456_CS_VALUE ? MAX7456_CS_DEASSERT : MAX7456_CS_ASSERT
AjK 0:0a841b89d614 39
AjK 0:0a841b89d614 40 /* Used by the MAX7456 module.
AjK 0:0a841b89d614 41 The MAX7456 !rst signal is connected to Mbed pin 20
AjK 0:0a841b89d614 42 which is internally connected to Port1.31 */
AjK 0:0a841b89d614 43 #define SET_P1_31 (LPC_GPIO1->FIOSET = (1UL << 31))
AjK 0:0a841b89d614 44 #define CLR_P1_31 (LPC_GPIO1->FIOCLR = (1UL << 31))
AjK 0:0a841b89d614 45 #define VAL_P1_31 (LPC_GPIO1->FIOPIN & (1UL << 31))
AjK 0:0a841b89d614 46 #define MAX7456_RST_ASSERT CLR_P1_31
AjK 0:0a841b89d614 47 #define MAX7456_RST_DEASSERT SET_P1_31
AjK 0:0a841b89d614 48 #define MAX7456_RST_VALUE VAL_P1_31
AjK 0:0a841b89d614 49 #define MAX7456_RST_TOGGLE MAX7456_RST_VALUE ? MAX7456_RST_DEASSERT : MAX7456_RST_ASSERT
AjK 0:0a841b89d614 50 #define SSP0_CS_ASSERT CLR_P1_31
AjK 0:0a841b89d614 51 #define SSP0_CS_DEASSERT SET_P1_31
AjK 0:0a841b89d614 52 #define SSP0_CS_VALUE VAL_P1_31
AjK 0:0a841b89d614 53 #define SSP0_CS_TOGGLE MAX7456_RST_VALUE ? MAX7456_RST_DEASSERT : MAX7456_RST_ASSERT
AjK 0:0a841b89d614 54
AjK 0:0a841b89d614 55 /* Used by the flash module.
AjK 0:0a841b89d614 56 The flash !cs signal is connected to Mbed pin 14
AjK 0:0a841b89d614 57 which is internally connected to Port0.16 */
AjK 0:0a841b89d614 58 #define SET_P0_16 (LPC_GPIO0->FIOSET = (1UL << 16))
AjK 0:0a841b89d614 59 #define CLR_P0_16 (LPC_GPIO0->FIOCLR = (1UL << 16))
AjK 0:0a841b89d614 60 #define VAL_P0_16 (LPC_GPIO0->FIOPIN & (1UL << 16))
AjK 0:0a841b89d614 61 #define FLASH_CS_ASSERT CLR_P0_16
AjK 0:0a841b89d614 62 #define FLASH_CS_DEASSERT SET_P0_16
AjK 0:0a841b89d614 63 #define FLASH_CS_VALUE VAL_P0_16
AjK 0:0a841b89d614 64 #define FLASH_CS_TOGGLE FLASH_CS_VALUE ? FLASH_CS_DEASSERT : FLASH_CS_ASSERT
AjK 0:0a841b89d614 65
AjK 0:0a841b89d614 66 /* Used by the 25AA02E48 module.
AjK 0:0a841b89d614 67 The device !cs signal is connected to Mbed pin 16
AjK 0:0a841b89d614 68 which is internally connected to Port0.24 */
AjK 0:0a841b89d614 69 #define SET_P0_24 (LPC_GPIO0->FIOSET = (1UL << 24))
AjK 0:0a841b89d614 70 #define CLR_P0_24 (LPC_GPIO0->FIOCLR = (1UL << 24))
AjK 0:0a841b89d614 71 #define VAL_P0_24 (LPC_GPIO0->FIOPIN & (1UL << 24))
AjK 0:0a841b89d614 72 #define AA02E48_CS_ASSERT CLR_P0_24
AjK 0:0a841b89d614 73 #define AA02E48_CS_DEASSERT SET_P0_24
AjK 0:0a841b89d614 74 #define AA02E48_CS_VALUE VAL_P0_24
AjK 0:0a841b89d614 75 #define AA02E48_CS_TOGGLE AA02E48_CS_VALUE ? AA02E48_CS_DEASSERT : AA02E48_CS_ASSERT
AjK 0:0a841b89d614 76
AjK 0:0a841b89d614 77 /* Used by the SD card.
AjK 0:0a841b89d614 78 The device !cs signal is connected to Mbed pin 19
AjK 0:0a841b89d614 79 which is internally connected to Port1.30 */
AjK 0:0a841b89d614 80 #define SET_P1_30 (LPC_GPIO1->FIOSET = (1UL << 30))
AjK 0:0a841b89d614 81 #define CLR_P1_30 (LPC_GPIO1->FIOCLR = (1UL << 30))
AjK 0:0a841b89d614 82 #define VAL_P1_30 (LPC_GPIO1->FIOPIN & (1UL << 30))
AjK 0:0a841b89d614 83 #define SDCARD_CS_ASSERT CLR_P1_30
AjK 0:0a841b89d614 84 #define SDCARD_CS_DEASSERT SET_P1_30
AjK 0:0a841b89d614 85 #define SDCARD_CS_VALUE VAL_P1_30
AjK 0:0a841b89d614 86 #define SDCARD_CS_TOGGLE SDCARD_CS_VALUE ? SDCARD_CS_DEASSERT : SDCARD_CS_ASSERT
AjK 0:0a841b89d614 87
AjK 0:0a841b89d614 88 /* Used for reading the SD Card detect pin. */
AjK 0:0a841b89d614 89 #define SDCARD_DETECT (LPC_GPIO0->FIOPIN & (1UL << 25))
AjK 0:0a841b89d614 90
AjK 0:0a841b89d614 91 /* For debugging.
AjK 0:0a841b89d614 92 Mbed pin 21 which is internally connected to Port2.5 */
AjK 0:0a841b89d614 93 #define SET_P2_05 (LPC_GPIO2->FIOSET = (1UL << 5))
AjK 0:0a841b89d614 94 #define CLR_P2_05 (LPC_GPIO2->FIOCLR = (1UL << 5))
AjK 0:0a841b89d614 95 #define VAL_P2_05 (LPC_GPIO2->FIOPIN & (1UL << 5))
AjK 0:0a841b89d614 96 #define P21_ASSERT SET_P2_05
AjK 0:0a841b89d614 97 #define P21_DEASSERT CLR_P2_05
AjK 0:0a841b89d614 98 #define P21_VALUE VAL_P2_05
AjK 0:0a841b89d614 99 #define P21_TOGGLE P21_VALUE ? P21_DEASSERT : P21_ASSERT
AjK 0:0a841b89d614 100
AjK 0:0a841b89d614 101 /* For debugging.
AjK 0:0a841b89d614 102 Mbed pin 22 which is internally connected to Port2.4 */
AjK 0:0a841b89d614 103 #define SET_P2_04 (LPC_GPIO2->FIOSET = (1UL << 4))
AjK 0:0a841b89d614 104 #define CLR_P2_04 (LPC_GPIO2->FIOCLR = (1UL << 4))
AjK 0:0a841b89d614 105 #define VAL_P2_04 (LPC_GPIO2->FIOPIN & (1UL << 4))
AjK 0:0a841b89d614 106 #define P22_ASSERT SET_P2_04
AjK 0:0a841b89d614 107 #define P22_DEASSERT CLR_P2_04
AjK 0:0a841b89d614 108 #define P22_VALUE VAL_P2_04
AjK 0:0a841b89d614 109 #define P22_TOGGLE P22_VALUE ? P22_DEASSERT : P22_ASSERT
AjK 0:0a841b89d614 110
AjK 0:0a841b89d614 111 #ifdef MBED_LEDS
AjK 0:0a841b89d614 112 #define LED1_ON (LPC_GPIO1->FIOSET = (1UL << 18))
AjK 0:0a841b89d614 113 #define LED1_OFF (LPC_GPIO1->FIOCLR = (1UL << 18))
AjK 0:0a841b89d614 114 #define LED1_IS_ON (LPC_GPIO1->FIOPIN & (1UL << 18))
AjK 0:0a841b89d614 115 #define LED1_TOGGLE LED1_IS_ON ? LED1_OFF : LED1_ON
AjK 0:0a841b89d614 116 #define LED2_ON (LPC_GPIO1->FIOSET = (1UL << 20))
AjK 0:0a841b89d614 117 #define LED2_OFF (LPC_GPIO1->FIOCLR = (1UL << 20))
AjK 0:0a841b89d614 118 #define LED2_IS_ON (LPC_GPIO1->FIOPIN & (1UL << 20))
AjK 0:0a841b89d614 119 #define LED2_TOGGLE LED2_IS_ON ? LED2_OFF : LED2_ON
AjK 0:0a841b89d614 120 #define LED3_ON (LPC_GPIO1->FIOSET = (1UL << 21))
AjK 0:0a841b89d614 121 #define LED3_OFF (LPC_GPIO1->FIOCLR = (1UL << 21))
AjK 0:0a841b89d614 122 #define LED3_IS_ON (LPC_GPIO1->FIOPIN & (1UL << 21))
AjK 0:0a841b89d614 123 #define LED3_TOGGLE LED3_IS_ON ? LED3_OFF : LED3_ON
AjK 0:0a841b89d614 124 #define LED4_ON (LPC_GPIO1->FIOSET = (1UL << 23))
AjK 0:0a841b89d614 125 #define LED4_OFF (LPC_GPIO1->FIOCLR = (1UL << 23))
AjK 0:0a841b89d614 126 #define LED4_IS_ON (LPC_GPIO1->FIOPIN & (1UL << 23))
AjK 0:0a841b89d614 127 #define LED4_TOGGLE LED4_IS_ON ? LED4_OFF : LED4_ON
AjK 0:0a841b89d614 128 #endif
AjK 0:0a841b89d614 129
AjK 0:0a841b89d614 130 /* Function prototypes. */
AjK 0:0a841b89d614 131 void gpio_init(void);
AjK 0:0a841b89d614 132 void gpio_process(void);
AjK 0:0a841b89d614 133
AjK 0:0a841b89d614 134 #endif
AjK 0:0a841b89d614 135