#include "dw_driver.h"
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#include "deca_device_api.h"
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void delay_ms(uint32_t nTimer)
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{
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uint32_t i=1000*nTimer;
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delay_us(i);
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}
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void Reset_DW1000(void)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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HAL_GPIO_WritePin(DW1000_RSTn_GPIO, DW1000_RSTn, GPIO_PIN_RESET);
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GPIO_InitStruct.Pin = DW1000_RSTn;
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GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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HAL_GPIO_Init(DW1000_RSTn_GPIO, &GPIO_InitStruct);
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//drive the RSTn pin low
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// GPIO_ResetBits(DW1000_RSTn_GPIO, DW1000_RSTn);
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deca_sleep(100);
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//put the pin back to tri-state ... as input
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GPIO_InitStruct.Pin = DW1000_RSTn;
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GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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HAL_GPIO_Init(DW1000_RSTn_GPIO, &GPIO_InitStruct);
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deca_sleep(2);
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}
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//void DW_GPIO_Init(void)
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//{
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// GPIO_InitTypeDef GPIO_InitStructure;
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// EXTI_InitTypeDef EXTI_InitStructure;
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//
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// /* Enable GPIO clock */
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// RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
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// // Enable GPIO used for DW1000 wakeup
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// GPIO_InitStructure.GPIO_Pin = DW1000_WAKEUP;
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// GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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// GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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// GPIO_Init(DW1000_WAKEUP_GPIO, &GPIO_InitStructure);
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//
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// // Enable GPIO used for DW1000 IRQ
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// GPIO_InitStructure.GPIO_Pin = DW1000_IRQ;
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// GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPD; //IRQ pin should be Pull Down to prevent unnecessary EXT IRQ while DW1000 goes to sleep mode
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// GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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// GPIO_Init(DW1000_IRQ_GPIO, &GPIO_InitStructure);
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//
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// // Connect EXTI Line to GPIO Pin
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//// GPIO_EXTILineConfig(DECAIRQ_EXTI_PORT, DECAIRQ_EXTI_PIN);
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//
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// // Configure EXTI line
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// EXTI_InitStructure.EXTI_Line = DECAIRQ_EXTI;
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// EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
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// EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising; //MPW3 IRQ polarity is high by default
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// EXTI_InitStructure.EXTI_LineCmd = ENABLE;
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// EXTI_Init(&EXTI_InitStructure);
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//}
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//¶ÁÈ¡ÍⲿÖжÏ״̬
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//ITStatus Get_Ext_IRQ_Statues(void)
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//{
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// return EXTI_GetITStatus(DECAIRQ_EXTI);
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//}
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////ʹÄÜÍⲿÖжÏ
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//void Enable_Ext_IRQ(void)
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//{
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// NVIC_EnableIRQ(DECAIRQ_EXTI_IRQn);
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//}
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////½ûÖ¹ÍⲿÖжÏ
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//void Disable_Ext_IRQ(void)
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//{
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// NVIC_DisableIRQ(DECAIRQ_EXTI_IRQn);
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//}
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/*! ------------------------------------------------------------------------------------------------------------------
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* Function: decamutexon()
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*
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* Description: This function should disable interrupts. This is called at the start of a critical section
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* It returns the irq state before disable, this value is used to re-enable in decamutexoff call
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*
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* Note: The body of this function is defined in deca_mutex.c and is platform specific
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*
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* input parameters:
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*
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* output parameters
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*
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* returns the state of the DW1000 interrupt
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*/
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//decaIrqStatus_t decamutexon(void)
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//{
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// decaIrqStatus_t s = Get_Ext_IRQ_Statues();
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// if(s)
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// {
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// Disable_Ext_IRQ(); //disable the external interrupt line
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// }
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// return s ; // return state before disable, value is used to re-enable in decamutexoff call
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//}
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/*! ------------------------------------------------------------------------------------------------------------------
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* Function: decamutexoff()
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*
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* Description: This function should re-enable interrupts, or at least restore their state as returned(&saved) by decamutexon
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* This is called at the end of a critical section
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*
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* Note: The body of this function is defined in deca_mutex.c and is platform specific
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*
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* input parameters:
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* @param s - the state of the DW1000 interrupt as returned by decamutexon
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*
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* output parameters
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*
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* returns the state of the DW1000 interrupt
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*/
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//void decamutexoff(decaIrqStatus_t s) // put a function here that re-enables the interrupt at the end of the critical section
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//{
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// if(s) //need to check the port state as we can't use level sensitive interrupt on the STM ARM
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// {
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// Enable_Ext_IRQ();
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// }
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//}
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