nes-proj/platform/mb851/board-mb851.c

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#include PLATFORM_HEADER
#include BOARD_HEADER
#include "hal/micro/micro-common.h"
#include "hal/micro/cortexm3/micro-common.h"
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#include "dev/button-sensor.h"
#include "dev/temperature-sensor.h"
#include "dev/acc-sensor.h"
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#include "dev/leds.h"
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void halBoardInit(void)
{
return;
}
static uint8_t sensors_status;
#define BUTTON_STATUS_ACTIVE (1 << 0)
#define TEMP_STATUS_ACTIVE (1 << 1)
#define ACC_STATUS_ACTIVE (1 << 2)
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void halBoardPowerDown(void)
{
/* Set everything to input value except LEDs */
GPIO_PACFGL = (GPIOCFG_IN <<PA0_CFG_BIT)|
(GPIOCFG_IN <<PA1_CFG_BIT)|
(GPIOCFG_IN <<PA2_CFG_BIT)|
(GPIOCFG_IN <<PA3_CFG_BIT);
GPIO_PACFGH = (GPIOCFG_IN <<PA4_CFG_BIT)| /* PTI EN */
(GPIOCFG_IN <<PA5_CFG_BIT)| /* PTI_DATA */
(GPIOCFG_IN <<PA6_CFG_BIT)|
(GPIOCFG_IN <<PA7_CFG_BIT);
GPIO_PBCFGL = (GPIOCFG_IN <<PB0_CFG_BIT)|
(GPIOCFG_IN <<PB1_CFG_BIT)| /* Uart TX */
(GPIOCFG_IN <<PB2_CFG_BIT)| /* Uart RX */
(GPIOCFG_IN <<PB3_CFG_BIT);
GPIO_PBCFGH = (GPIOCFG_IN <<PB4_CFG_BIT)|
(GPIOCFG_IN <<PB5_CFG_BIT)|
(GPIOCFG_IN <<PB6_CFG_BIT)|
(GPIOCFG_IN <<PB7_CFG_BIT);
GPIO_PCCFGL = (GPIOCFG_IN <<PC0_CFG_BIT)|
(GPIOCFG_IN <<PC1_CFG_BIT)|
(GPIOCFG_IN <<PC2_CFG_BIT)|
(GPIOCFG_IN <<PC3_CFG_BIT);
GPIO_PCCFGH = (GPIOCFG_IN <<PC4_CFG_BIT)|
(GPIOCFG_IN <<PC5_CFG_BIT)|
(GPIOCFG_IN <<PC6_CFG_BIT)| /* OSC32K */
(GPIOCFG_IN <<PC7_CFG_BIT); /* OSC32K */
leds_init();
}
/* Remember state of sensors (if active or not), in order to
* resume their original state after calling powerUpSensors().
* Useful when entering in sleep mode, since all system
* peripherals have to be reinitialized. */
void sensorsPowerDown(){
sensors_status = 0;
if(button_sensor.status(SENSORS_READY)){
sensors_status |= BUTTON_STATUS_ACTIVE;
}
if(temperature_sensor.status(SENSORS_READY)){
sensors_status |= TEMP_STATUS_ACTIVE;
}
if(acc_sensor.status(SENSORS_READY)){
sensors_status |= ACC_STATUS_ACTIVE;
// Power down accelerometer to save power
SENSORS_DEACTIVATE(acc_sensor);
}
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}
/**/
void sensorsPowerUp(){
button_sensor.configure(SENSORS_HW_INIT, 0);
temperature_sensor.configure(SENSORS_HW_INIT, 0);
acc_sensor.configure(SENSORS_HW_INIT, 0);
if(sensors_status & BUTTON_STATUS_ACTIVE){
SENSORS_ACTIVATE(button_sensor);
}
if(sensors_status & TEMP_STATUS_ACTIVE){
SENSORS_ACTIVATE(temperature_sensor);
}
if(sensors_status & ACC_STATUS_ACTIVE){
SENSORS_ACTIVATE(acc_sensor);
}
}
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void halBoardPowerUp(void)
{
/* Set everything to input value */
GPIO_PACFGL = (GPIOCFG_IN <<PA0_CFG_BIT)|
(GPIOCFG_IN <<PA1_CFG_BIT)|
(GPIOCFG_IN <<PA2_CFG_BIT)|
(GPIOCFG_IN <<PA3_CFG_BIT);
GPIO_PACFGH = (GPIOCFG_IN <<PA4_CFG_BIT)| /* PTI EN */
(GPIOCFG_IN <<PA5_CFG_BIT)| /* PTI_DATA */
(GPIOCFG_IN <<PA6_CFG_BIT)|
(GPIOCFG_IN <<PA7_CFG_BIT);
GPIO_PBCFGL = (GPIOCFG_IN <<PB0_CFG_BIT)|
(GPIOCFG_OUT_ALT <<PB1_CFG_BIT)| /* Uart TX */
(GPIOCFG_IN <<PB2_CFG_BIT)| /* Uart RX */
(GPIOCFG_IN <<PB3_CFG_BIT);
GPIO_PBCFGH = (GPIOCFG_IN <<PB4_CFG_BIT)|
(GPIOCFG_IN <<PB5_CFG_BIT)|
(GPIOCFG_IN <<PB6_CFG_BIT)|
(GPIOCFG_IN <<PB7_CFG_BIT);
GPIO_PCCFGL = (GPIOCFG_IN <<PC0_CFG_BIT)|
(GPIOCFG_IN <<PC1_CFG_BIT)|
(GPIOCFG_IN <<PC2_CFG_BIT)|
(GPIOCFG_IN <<PC3_CFG_BIT);
GPIO_PCCFGH = (GPIOCFG_IN <<PC4_CFG_BIT)|
(GPIOCFG_IN <<PC5_CFG_BIT)|
(GPIOCFG_IN <<PC6_CFG_BIT)| /* OSC32K */
(GPIOCFG_IN <<PC7_CFG_BIT); /* OSC32K */
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}