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diff --git a/digital/zigbit/bitcloud/stack/Components/HAL/avr/atmega1281/common/src/halPwm.c b/digital/zigbit/bitcloud/stack/Components/HAL/avr/atmega1281/common/src/halPwm.c
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+/**************************************************************************//**
+ \file halPwm.c
+
+ \brief Implementation of hardware depended PWM interface.
+
+ \author
+ Atmel Corporation: http://www.atmel.com \n
+ Support email: avr@atmel.com
+
+ Copyright (c) 2008-2011, Atmel Corporation. All rights reserved.
+ Licensed under Atmel's Limited License Agreement (BitCloudTM).
+
+ \internal
+ History:
+ 10/11/08 A. Taradov - Created
+ 5/04/11 A.Razinkov - Refactored
+ ******************************************************************************/
+/******************************************************************************
+ * WARNING: CHANGING THIS FILE MAY AFFECT CORE FUNCTIONALITY OF THE STACK. *
+ * EXPERT USERS SHOULD PROCEED WITH CAUTION. *
+ ******************************************************************************/
+
+/******************************************************************************
+ Includes section
+******************************************************************************/
+#include <types.h>
+#include <halPwm.h>
+#include <atomic.h>
+
+/******************************************************************************
+ Implementations section
+******************************************************************************/
+
+/**************************************************************************//**
+\brief Prepare PWM channel access. Determine control registers, ports, pins etc.
+
+\param [in] descriptor - PWM channel descriptor.
+******************************************************************************/
+void halPreparePwmChannelAccess(HAL_PwmDescriptor_t *descriptor)
+{
+ /* PWM output port and pin determination */
+ switch (descriptor->unit)
+ {
+ case PWM_UNIT_1:
+ descriptor->service.DDRn = &DDRB;
+ descriptor->service.pwmBaseChannelPin = PWM_UNIT_1_BASE_CHANNEL_PIN;
+ break;
+
+ case PWM_UNIT_3:
+ descriptor->service.DDRn = &DDRE;
+ descriptor->service.pwmBaseChannelPin = PWM_UNIT_3_BASE_CHANNEL_PIN;
+ break;
+
+ /* Invalid PWM unit identifier */
+ default:
+ break;
+ }
+ /* PWM control registers determination */
+ descriptor->service.COMnx0 = COMNX0_BASE_BIT - (descriptor->channel * COMNX_BITFIELD_SIZE);
+ descriptor->service.OCRnx = (&OCRnA(descriptor->unit) + (descriptor->channel));
+}
+
+/**************************************************************************//**
+\brief Initializes the PWM.
+
+\param [in] pwmUnit - PWM unit number.
+ Equal to ID of Timer/Counter witch serves PWM module.
+******************************************************************************/
+void halOpenPwm(HAL_PwmUnit_t pwmUnit)
+{
+ /* Clear Timer/Counter */
+ halMoveWordToRegister(&TCNTn(pwmUnit), 0x0000);
+ /* Clear Timer/Counter Input Capture register */
+ halMoveWordToRegister(&ICRn(pwmUnit), 0x0000);
+ /* Configure port for normal operation */
+ TCCRnA(pwmUnit) = 0x00;
+ /* Configure PWM mode: phase and frequency correct, TOP = ICRn */
+ TCCRnB(pwmUnit) = (1 << WGMn3);
+}
+
+/**************************************************************************//**
+\brief Starts PWM on specified channel.
+
+\param [in] descriptor - PWM channel descriptor.
+******************************************************************************/
+void halStartPwm(HAL_PwmDescriptor_t *descriptor)
+{
+ /* Force compare on channel to clear output */
+ TCCRnC(descriptor->unit) |= (1 << (FOCNX_BASE_BIT - descriptor->channel));
+ /* Configure PWM pin as output */
+ halMakeOutPwmPin(descriptor);
+ /* Configure Compare Output Mode for PWM channel */
+ TCCRnA(descriptor->unit) |=
+ ((1 << COMnx1(descriptor)) | (1 << COMnx0(descriptor)));
+ if (PWM_POLARITY_INVERTED == descriptor->polarity)
+ TCCRnA(descriptor->unit) &= ~(1 << COMnx0(descriptor));
+}
+
+/**************************************************************************//**
+\brief Stops PWM on specified channel.
+
+\param [in] descriptor - PWM channel descriptor.
+******************************************************************************/
+void halStopPwm(HAL_PwmDescriptor_t *descriptor)
+{
+ /* Clean compare register and stop Timer/Counter */
+ halMoveWordToRegister(&OCRnx(descriptor), 0x0000);
+ TCCRnA(descriptor->unit) &= ~((1 << COMnx1(descriptor)) | (1 << COMnx0(descriptor)));
+ /* Configure PWM pin as intput */
+ halMakeInPwmPin(descriptor);
+}
+
+/**************************************************************************//**
+\brief Sets base frequency of module. Common for all module channels.
+
+\param [in] pwmUnit - PWM unit number. Equal to corresponding Timer/Counter ID.
+\param [in] top - value for the TOP register.
+\param [in] prescaler - clock prescaler.
+******************************************************************************/
+void halSetPwmFrequency(HAL_PwmUnit_t pwmUnit, uint16_t top, HAL_PwmPrescaler_t prescaler)
+{
+ /* Stop Timer/Counter */
+ TCCRnB(pwmUnit) &= ~((1 << CSn2) | (1 << CSn1) | (1 << CSn0));
+ /* Set new TOP register (ICRn in our case) */
+ halMoveWordToRegister(&ICRn(pwmUnit), top);
+ /* Initialize Timer/Counter with new TOP value */
+ halMoveWordToRegister(&TCNTn(pwmUnit), top);
+ /* Clear all PWM outputs */
+ halMoveWordToRegister(&OCRnA(pwmUnit), 0x0000);
+ halMoveWordToRegister(&OCRnB(pwmUnit), 0x0000);
+ halMoveWordToRegister(&OCRnC(pwmUnit), 0x0000);
+
+ /* Run Timer/Counter */
+ TCCRnB(pwmUnit) |= prescaler;
+}
+
+/**************************************************************************//**
+\brief Sets compare value for the PWM channel.
+
+\param [in] descriptor - PWM channel descriptor.
+******************************************************************************/
+void halSetPwmCompareValue(HAL_PwmDescriptor_t *descriptor, uint16_t cmpValue)
+{
+ halMoveWordToRegister(&OCRnx(descriptor), cmpValue);
+}
+
+/**************************************************************************//**
+\brief Closes the PWM.
+
+\param [in] pwmUnit - PWM unit number.
+ Equal to ID of Timer/Counter witch serves PWM module.
+******************************************************************************/
+void halClosePwm(HAL_PwmUnit_t pwmUnit)
+{
+ /* Configure port for normal operation */
+ TCCRnA(pwmUnit) = 0x00;
+ /* Disable PWM and stop timer */
+ TCCRnB(pwmUnit) = 0x00;
+}
+
+// eof halPwm.c