79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
|
/***************************************************************
|
||
|
|
*
|
||
|
|
* OpenBeacon.org - GPIO declaration
|
||
|
|
*
|
||
|
|
* Copyright 2010 Milosch Meriac <meriac@openbeacon.de>
|
||
|
|
*
|
||
|
|
***************************************************************
|
||
|
|
|
||
|
|
This program is free software; you can redistribute it and/or modify
|
||
|
|
it under the terms of the GNU General Public License as published by
|
||
|
|
the Free Software Foundation; version 2.
|
||
|
|
|
||
|
|
This program is distributed in the hope that it will be useful,
|
||
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
GNU General Public License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU General Public License along
|
||
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
||
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||
|
|
|
||
|
|
*/
|
||
|
|
#include <openbeacon.h>
|
||
|
|
#include "pin.h"
|
||
|
|
|
||
|
|
/* IO definitions */
|
||
|
|
#define BUTTON0_PORT 2
|
||
|
|
#define BUTTON0_BIT 7
|
||
|
|
#define LED0_PORT 2
|
||
|
|
#define LED0_BIT 5
|
||
|
|
#define LED1_PORT 2
|
||
|
|
#define LED1_BIT 4
|
||
|
|
#define CPU_MODE_PMU_PORT 2
|
||
|
|
#define CPU_MODE_PMU_BIT 8
|
||
|
|
|
||
|
|
void
|
||
|
|
pin_led (uint8_t led)
|
||
|
|
{
|
||
|
|
GPIOSetValue (LED0_PORT, LED0_BIT, (led & GPIO_LED0) > 0);
|
||
|
|
GPIOSetValue (LED1_PORT, LED1_BIT, (led & GPIO_LED1) > 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pin_mode_pmu (uint8_t mode)
|
||
|
|
{
|
||
|
|
GPIOSetValue (CPU_MODE_PMU_PORT, CPU_MODE_PMU_BIT, mode);
|
||
|
|
}
|
||
|
|
|
||
|
|
uint8_t
|
||
|
|
pin_button0 (void)
|
||
|
|
{
|
||
|
|
return GPIOGetValue (BUTTON0_PORT, BUTTON0_BIT);
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pin_init (void)
|
||
|
|
{
|
||
|
|
/* Initialize GPIO (sets up clock) */
|
||
|
|
GPIOInit ();
|
||
|
|
|
||
|
|
/* switch ISP button pin to input */
|
||
|
|
GPIOSetDir (BUTTON0_PORT, BUTTON0_BIT, 0);
|
||
|
|
|
||
|
|
/* Set LED0 port pin to output */
|
||
|
|
//LPC_IOCON->JTAG_nTRST_PIO1_2 = 1;
|
||
|
|
GPIOSetDir (LED0_PORT, LED0_BIT, 1);
|
||
|
|
GPIOSetValue (LED0_PORT, LED0_BIT, 0);
|
||
|
|
|
||
|
|
/* Set LED1 port pin to output */
|
||
|
|
//LPC_IOCON->JTAG_TDO_PIO1_1 = 1;
|
||
|
|
GPIOSetDir (LED1_PORT, LED1_BIT, 1);
|
||
|
|
GPIOSetValue (LED1_PORT, LED1_BIT, 0);
|
||
|
|
|
||
|
|
/* Set to PMU high power mode by default */
|
||
|
|
//LPC_IOCON->PIO0_5 = 0;
|
||
|
|
GPIOSetDir (CPU_MODE_PMU_PORT, CPU_MODE_PMU_BIT, 1);
|
||
|
|
pin_mode_pmu (0);
|
||
|
|
}
|