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More STM32 quadrature encoder code

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4391 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2012-02-14 17:48:25 +00:00
parent ae57408734
commit 07f51374ae
4 changed files with 601 additions and 34 deletions
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arch/arm/src/stm32/chip/stm32_tim.h
+1 -1
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@@ -1,7 +1,7 @@
/****************************************************************************************************
* arch/arm/src/stm32/chip/stm32_tim.h
*
* Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved.
* Copyright (C) 2009, 2011-2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
arch/arm/src/stm32/stm32_qencoder.c
+525 -18
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File diff suppressed because it is too large Load Diff
arch/arm/src/stm32/stm32_qencoder.h
+43 -1
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@@ -46,6 +46,47 @@
#ifdef CONFIG_QENCODER
/************************************************************************************
* Included Files
************************************************************************************/
/* Timer devices may be used for different purposes. One special purpose is as
* a quadrature encoder input device. If CONFIG_STM32_TIMn is defined then the
* CONFIG_STM32_TIMn_QE must also be defined to indicate that timer "n" is intended
* to be used for as a quadrature encoder.
*/
#ifndef CONFIG_STM32_TIM1
# undef CONFIG_STM32_TIM1_QE
#endif
#ifndef CONFIG_STM32_TIM2
# undef CONFIG_STM32_TIM2_QE
#endif
#ifndef CONFIG_STM32_TIM3
# undef CONFIG_STM32_TIM3_QE
#endif
#ifndef CONFIG_STM32_TIM4
# undef CONFIG_STM32_TIM4_QE
#endif
#ifndef CONFIG_STM32_TIM5
# undef CONFIG_STM32_TIM5_QE
#endif
#ifndef CONFIG_STM32_TIM8
# undef CONFIG_STM32_TIM8_QE
#endif
/* Only timers 2-5, and 1 & 8 can be used as a quadrature encoder (at least for the
* STM32 F4)
*/
#undef CONFIG_STM32_TIM6_QE
#undef CONFIG_STM32_TIM7_QE
#undef CONFIG_STM32_TIM9_QE
#undef CONFIG_STM32_TIM10_QE
#undef CONFIG_STM32_TIM11_QE
#undef CONFIG_STM32_TIM12_QE
#undef CONFIG_STM32_TIM13_QE
#undef CONFIG_STM32_TIM14_QE
/************************************************************************************
* Included Files
************************************************************************************/
@@ -59,13 +100,14 @@
*
* Input Parameters:
* devpath - The full path to the driver to register. E.g., "/dev/qe0"
* tim - The timer number to used. time must be an element of {1,2,3,4,5,8}
*
* Returned Values:
* Zero on success; A negated errno value is returned on failure.
*
************************************************************************************/
int stm32_qeinitialize(FAR const char *devpath);
int stm32_qeinitialize(FAR const char *devpath, int tim);
#endif /* CONFIG_QENCODER */
#endif /* __ARCH_ARM_SRC_STM32_STM32_QENCODER_H */
arch/arm/src/stm32/stm32_tim.c
+32 -14
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@@ -81,49 +81,67 @@
* CONFIG_STM32_TIMn_DAC may also be defined to indicate that timer "n" is intended
* to be used for that purpose.
*
* - To use a Quadrature Encoder. If CONFIG_STM32_TIMn is defined then
* CONFIG_STM32_TIMn_QE may also be defined to indicate that timer "n" is intended
* to be used for that purpose.
*
* In any of these cases, the timer will not be used by this timer module.
*/
#if defined(CONFIG_STM32_TIM1_PWM) || defined (CONFIG_STM32_TIM1_ADC) || defined(CONFIG_STM32_TIM1_DAC)
#if defined(CONFIG_STM32_TIM1_PWM) || defined (CONFIG_STM32_TIM1_ADC) || \
defined(CONFIG_STM32_TIM1_DAC) || defined(CONFIG_STM32_TIM1_QE)
# undef CONFIG_STM32_TIM1
#endif
#if defined(CONFIG_STM32_TIM2_PWM) || defined (CONFIG_STM32_TIM2_ADC) || defined(CONFIG_STM32_TIM2_DAC)
#if defined(CONFIG_STM32_TIM2_PWM) || defined (CONFIG_STM32_TIM2_ADC) || \
defined(CONFIG_STM32_TIM2_DAC) || defined(CONFIG_STM32_TIM2_QE)
# undef CONFIG_STM32_TIM2
#endif
#if defined(CONFIG_STM32_TIM3_PWM) || defined (CONFIG_STM32_TIM3_ADC) || defined(CONFIG_STM32_TIM3_DAC)
#if defined(CONFIG_STM32_TIM3_PWM) || defined (CONFIG_STM32_TIM3_ADC) || \
defined(CONFIG_STM32_TIM3_DAC) || defined(CONFIG_STM32_TIM3_QE)
# undef CONFIG_STM32_TIM3
#endif
#if defined(CONFIG_STM32_TIM4_PWM) || defined (CONFIG_STM32_TIM4_ADC) || defined(CONFIG_STM32_TIM4_DAC)
#if defined(CONFIG_STM32_TIM4_PWM) || defined (CONFIG_STM32_TIM4_ADC) || \
defined(CONFIG_STM32_TIM4_DAC) || defined(CONFIG_STM32_TIM4_QE)
# undef CONFIG_STM32_TIM4
#endif
#if defined(CONFIG_STM32_TIM5_PWM) || defined (CONFIG_STM32_TIM5_ADC) || defined(CONFIG_STM32_TIM5_DAC)
#if defined(CONFIG_STM32_TIM5_PWM) || defined (CONFIG_STM32_TIM5_ADC) || \
defined(CONFIG_STM32_TIM5_DAC) || defined(CONFIG_STM32_TIM5_QE)
# undef CONFIG_STM32_TIM5
#endif
#if defined(CONFIG_STM32_TIM6_PWM) || defined (CONFIG_STM32_TIM6_ADC) || defined(CONFIG_STM32_TIM6_DAC)
#if defined(CONFIG_STM32_TIM6_PWM) || defined (CONFIG_STM32_TIM6_ADC) || \
defined(CONFIG_STM32_TIM6_DAC) || defined(CONFIG_STM32_TIM6_QE)
# undef CONFIG_STM32_TIM6
#endif
#if defined(CONFIG_STM32_TIM7_PWM) || defined (CONFIG_STM32_TIM7_ADC) || defined(CONFIG_STM32_TIM7_DAC)
#if defined(CONFIG_STM32_TIM7_PWM) || defined (CONFIG_STM32_TIM7_ADC) || \
defined(CONFIG_STM32_TIM7_DAC) || defined(CONFIG_STM32_TIM7_QE)
# undef CONFIG_STM32_TIM7
#endif
#if defined(CONFIG_STM32_TIM8_PWM) || defined (CONFIG_STM32_TIM8_ADC) || defined(CONFIG_STM32_TIM8_DAC)
#if defined(CONFIG_STM32_TIM8_PWM) || defined (CONFIG_STM32_TIM8_ADC) || \
defined(CONFIG_STM32_TIM8_DAC) || defined(CONFIG_STM32_TIM8_QE)
# undef CONFIG_STM32_TIM8
#endif
#if defined(CONFIG_STM32_TIM9_PWM) || defined (CONFIG_STM32_TIM9_ADC) || defined(CONFIG_STM32_TIM9_DAC)
#if defined(CONFIG_STM32_TIM9_PWM) || defined (CONFIG_STM32_TIM9_ADC) || \
defined(CONFIG_STM32_TIM9_DAC) || defined(CONFIG_STM32_TIM9_QE)
# undef CONFIG_STM32_TIM9
#endif
#if defined(CONFIG_STM32_TIM10_PWM) || defined (CONFIG_STM32_TIM10_ADC) || defined(CONFIG_STM32_TIM10_DAC)
#if defined(CONFIG_STM32_TIM10_PWM) || defined (CONFIG_STM32_TIM10_ADC) || \
defined(CONFIG_STM32_TIM10_DAC) || defined(CONFIG_STM32_TIM10_QE)
# undef CONFIG_STM32_TIM10
#endif
#if defined(CONFIG_STM32_TIM11_PWM) || defined (CONFIG_STM32_TIM11_ADC) || defined(CONFIG_STM32_TIM11_DAC)
#if defined(CONFIG_STM32_TIM11_PWM) || defined (CONFIG_STM32_TIM11_ADC) || \
defined(CONFIG_STM32_TIM11_DAC) || defined(CONFIG_STM32_TIM11_QE)
# undef CONFIG_STM32_TIM11
#endif
#if defined(CONFIG_STM32_TIM12_PWM) || defined (CONFIG_STM32_TIM12_ADC) || defined(CONFIG_STM32_TIM12_DAC)
#if defined(CONFIG_STM32_TIM12_PWM) || defined (CONFIG_STM32_TIM12_ADC) || \
defined(CONFIG_STM32_TIM12_DAC) || defined(CONFIG_STM32_TIM12_QE)
# undef CONFIG_STM32_TIM12
#endif
#if defined(CONFIG_STM32_TIM13_PWM) || defined (CONFIG_STM32_TIM13_ADC) || defined(CONFIG_STM32_TIM13_DAC)
#if defined(CONFIG_STM32_TIM13_PWM) || defined (CONFIG_STM32_TIM13_ADC) || \
defined(CONFIG_STM32_TIM13_DAC) || defined(CONFIG_STM32_TIM13_QE)
# undef CONFIG_STM32_TIM13
#endif
#if defined(CONFIG_STM32_TIM14_PWM) || defined (CONFIG_STM32_TIM14_ADC) || defined(CONFIG_STM32_TIM14_DAC)
#if defined(CONFIG_STM32_TIM14_PWM) || defined (CONFIG_STM32_TIM14_ADC) || \
defined(CONFIG_STM32_TIM14_DAC) || defined(CONFIG_STM32_TIM14_QE)
# undef CONFIG_STM32_TIM14
#endif