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/**
******************************************************************************
* File Name : lowpower_app.c
* Description : BLE LLD simple demo to control LEDs remotely
******************************************************************************
* @attention
*
* Copyright (c) 2019-2021 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stdbool.h"
#include "app_common.h"
#include "stm32_seq.h"
#include "stm32_lpm.h"
#include "stm_logging.h"
#include "dbg_trace.h"
#include "ble_hal.h"
#include "ipBLE_lld_public.h"
#include "app_ble_lld.h"
#include "lowpower_app.h"
/* Private includes -----------------------------------------------------------*/
/* Private typedef -----------------------------------------------------------*/
// Allows to pack and unpack user data in payload (must not exceed 255 bytes)
typedef PACKED_STRUCT
{
uint8_t led;
} userPayload;
/* Private defines -----------------------------------------------------------*/
#define CHANNEL 8 // radio channel
#define POWER TX_POW_PLUS_6_DB // Transmit power
#define NET_ID 0x5A964129 // network ID, both devices must use the same
#define WAKEUP_US 10000 // delay before starting radio operation
#define RX_TIMEOUT_US (1*1000*1000) // max delay radio will listen for a packet
#define LED_ON_TIMER (2*1000*1000/CFG_TS_TICK_VAL) /**< 2000ms */ // delay of Toggle
/* Private macros ------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
static void radioInit(void);
static void sendStart(void);
static void sendLed1(radioEventType cmd, ActionPacket *ap, void *data, uint8_t size);
static void sendLed2(radioEventType cmd, ActionPacket *ap, void *data, uint8_t size);
static void sendLed3(radioEventType cmd, ActionPacket *ap, void *data, uint8_t size);
/* Private variables -----------------------------------------------*/
static ActionPacket apSend[ACTION_PACKET_NB];
uint8_t SwitchOffGPIO_timer_Id;
/* Functions Definition ------------------------------------------------------*/
void LOWPOWER_APP_Init(void)
{
CheckWirelessFirmwareInfo();
/* Disable low power */
UTIL_LPM_SetOffMode(1 << CFG_LPM_APP_BLE_LLD, UTIL_LPM_DISABLE);
UTIL_LPM_SetStopMode(1 << CFG_LPM_APP_BLE_LLD, UTIL_LPM_DISABLE );
/* Register tasks for event processing */
UTIL_SEQ_RegTask(1<<CFG_TASK_TIMER, UTIL_SEQ_RFU, sendStart);
APP_BLE_LLD_Init();
HW_TS_Create(CFG_TIM_PROC_ID_ISR, &SwitchOffGPIO_timer_Id, hw_ts_SingleShot, Appli_TS_Callback);
radioInit();
HW_TS_Start(SwitchOffGPIO_timer_Id, (uint32_t)LED_ON_TIMER);
UTIL_LPM_SetStopMode(1 << CFG_LPM_APP_BLE_LLD, UTIL_LPM_DISABLE ); // TO ENABLE
}
static void radioInit(void)
{
HAL_BLE_LLD_Init(CFG_HS_STARTUP_TIME, true);
HAL_BLE_LLD_Configure(POWER, CHANNEL, true, CFG_BACK2BACK_TIME, NET_ID);
ActionPacket *ap1;
userPayload payload1;
payload1.led = LED1;
uint32_t wakeup_time1 = WAKEUP_US;
// Packet to send
ap1 = &apSend[APACKET_1];
ap1->actionPacketNb = APACKET_1;
ap1->StateMachineNo = STATE_MACHINE_0;
ap1->ActionTag = TXRX | TIMER_WAKEUP;
ap1->WakeupTime = wakeup_time1;
ap1->data = &payload1;
ap1->dataSize = sizeof(payload1);
ap1->nextTrue = APACKET_2;
ap1->nextFalse = APACKET_STOP;
ap1->callback = sendLed1;
BLE_LLD_SetReservedArea(ap1);
ActionPacket *ap2;
userPayload payload2;
payload2.led = LED2;
uint32_t wakeup_time2 = 2*WAKEUP_US;
// Packet to send
ap2 = &apSend[APACKET_2];
ap2->actionPacketNb = APACKET_2;
ap2->StateMachineNo = STATE_MACHINE_0;
ap2->ActionTag = TXRX | TIMER_WAKEUP;
ap2->WakeupTime = wakeup_time2;
ap2->data = &payload2;
ap2->dataSize = sizeof(payload2);
ap2->nextTrue = APACKET_3;
ap2->nextFalse = APACKET_STOP;
ap2->callback = sendLed2;
BLE_LLD_SetReservedArea(ap2);
ActionPacket *ap3;
userPayload payload3;
payload3.led = LED3;
uint32_t wakeup_time3 = 4*WAKEUP_US;
// Packet to send
ap3 = &apSend[APACKET_3];
ap3->actionPacketNb = APACKET_3;
ap3->StateMachineNo = STATE_MACHINE_0;
ap3->ActionTag = TXRX | TIMER_WAKEUP;
ap3->WakeupTime = wakeup_time3;
ap3->data = &payload3;
ap3->dataSize = sizeof(payload3);
ap3->nextTrue = APACKET_STOP;
ap3->nextFalse = APACKET_STOP;
ap3->callback = sendLed3;
BLE_LLD_SetReservedArea(ap3);
}
static void sendStart(void)
{
BLE_LLD_MakeActionPacketPending(&apSend[APACKET_1]);
}
static void sendLed1(radioEventType cmd, ActionPacket *ap, void *data, uint8_t size)
{
}
static void sendLed2(radioEventType cmd, ActionPacket *ap, void *data, uint8_t size)
{
}
static void sendLed3(radioEventType cmd, ActionPacket *ap, void *data, uint8_t size)
{
UTIL_LPM_SetStopMode(1 << CFG_LPM_APP_BLE_LLD, UTIL_LPM_ENABLE ); // TO ENABLE
HW_TS_Start(SwitchOffGPIO_timer_Id, (uint32_t)LED_ON_TIMER);
}
void Appli_TS_Callback(void)
{
UTIL_SEQ_SetTask(1U << CFG_TASK_TIMER, CFG_SCH_PRIO_0);
}
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