www.pudn.com > FreeRTOSV4.4.0.zip > tc.h
//*----------------------------------------------------------------------------
//* ATMEL Microcontroller Software Support - ROUSSET -
//*----------------------------------------------------------------------------
//* The software is delivered "AS IS" without warranty or condition of any
//* kind, either express, implied or statutory. This includes without
//* limitation any warranty or condition with respect to merchantability or
//* fitness for any particular purpose, or against the infringements of
//* intellectual property rights of others.
//*-----------------------------------------------------------------------------
//* File Name : tc.h
//* Object : Timer Counter Header File
//*
//* 1.0 01/04/00 JCZ : Creation
//* 1.0 01/09/00 JPP : modification TC_BEEVT, TC_BEEVT_SET_OUTPUT,
//* TC_BEEVT_CLEAR_OUTPUT, TC_BEEVT_TOGGLE_OUTPUT
//*-----------------------------------------------------------------------------
#ifndef tc_h
#define tc_h
//#include "periph/stdc/std_c.h"
//#include "periph/pio/lib_pio.h"
/*-------------------------------------------*/
/* Timer User Interface Structure Definition */
/*-------------------------------------------*/
typedef struct
{
at91_reg TC_CCR ; /* Control Register */
at91_reg TC_CMR ; /* Mode Register */
at91_reg Reserved0 ;
at91_reg Reserved1 ;
at91_reg TC_CV ; /* Counter value */
at91_reg TC_RA ; /* Register A */
at91_reg TC_RB ; /* Register B */
at91_reg TC_RC ; /* Register C */
at91_reg TC_SR ; /* Status Register */
at91_reg TC_IER ; /* Interrupt Enable Register */
at91_reg TC_IDR ; /* Interrupt Disable Register */
at91_reg TC_IMR ; /* Interrupt Mask Register */
at91_reg Reserved2 ;
at91_reg Reserved3 ;
at91_reg Reserved4 ;
at91_reg Reserved5 ;
} StructTC ;
#define NB_TC_CHANNEL 3
typedef struct
{
StructTC TC[NB_TC_CHANNEL] ;
at91_reg TC_BCR ; /* Block Control Register */
at91_reg TC_BMR ; /* Block Mode Register */
} StructTCBlock ;
/*--------------------------------------------------------*/
/* TC_CCR: Timer Counter Control Register Bits Definition */
/*--------------------------------------------------------*/
#define TC_CLKEN 0x1
#define TC_CLKDIS 0x2
#define TC_SWTRG 0x4
/*---------------------------------------------------------------*/
/* TC_CMR: Timer Counter Channel Mode Register Bits Definition */
/*---------------------------------------------------------------*/
/*-----------------*/
/* Clock Selection */
/*-----------------*/
#define TC_CLKS 0x7
#define TC_CLKS_MCK2 0x0
#define TC_CLKS_MCK8 0x1
#define TC_CLKS_MCK32 0x2
#define TC_CLKS_MCK128 0x3
#define TC_CLKS_MCK1024 0x4
#define TC_CLKS_SLCK 0x4
#define TC_CLKS_XC0 0x5
#define TC_CLKS_XC1 0x6
#define TC_CLKS_XC2 0x7
/*-----------------*/
/* Clock Inversion */
/*-----------------*/
#define TC_CLKI 0x8
/*------------------------*/
/* Burst Signal Selection */
/*------------------------*/
#define TC_BURST 0x30
#define TC_BURST_NONE 0x0
#define TC_BUSRT_XC0 0x10
#define TC_BURST_XC1 0x20
#define TC_BURST_XC2 0x30
/*------------------------------------------------------*/
/* Capture Mode : Counter Clock Stopped with RB Loading */
/*------------------------------------------------------*/
#define TC_LDBSTOP 0x40
/*-------------------------------------------------------*/
/* Waveform Mode : Counter Clock Stopped with RC Compare */
/*-------------------------------------------------------*/
#define TC_CPCSTOP 0x40
/*-------------------------------------------------------*/
/* Capture Mode : Counter Clock Disabled with RB Loading */
/*--------------------------------------------------------*/
#define TC_LDBDIS 0x80
/*--------------------------------------------------------*/
/* Waveform Mode : Counter Clock Disabled with RC Compare */
/*--------------------------------------------------------*/
#define TC_CPCDIS 0x80
/*------------------------------------------------*/
/* Capture Mode : External Trigger Edge Selection */
/*------------------------------------------------*/
#define TC_ETRGEDG 0x300
#define TC_ETRGEDG_EDGE_NONE 0x0
#define TC_ETRGEDG_RISING_EDGE 0x100
#define TC_ETRGEDG_FALLING_EDGE 0x200
#define TC_ETRGEDG_BOTH_EDGE 0x300
/*-----------------------------------------------*/
/* Waveform Mode : External Event Edge Selection */
/*-----------------------------------------------*/
#define TC_EEVTEDG 0x300
#define TC_EEVTEDG_EDGE_NONE 0x0
#define TC_EEVTEDG_RISING_EDGE 0x100
#define TC_EEVTEDG_FALLING_EDGE 0x200
#define TC_EEVTEDG_BOTH_EDGE 0x300
/*--------------------------------------------------------*/
/* Capture Mode : TIOA or TIOB External Trigger Selection */
/*--------------------------------------------------------*/
#define TC_ABETRG 0x400
#define TC_ABETRG_TIOB 0x0
#define TC_ABETRG_TIOA 0x400
/*------------------------------------------*/
/* Waveform Mode : External Event Selection */
/*------------------------------------------*/
#define TC_EEVT 0xC00
#define TC_EEVT_TIOB 0x0
#define TC_EEVT_XC0 0x400
#define TC_EEVT_XC1 0x800
#define TC_EEVT_XC2 0xC00
/*--------------------------------------------------*/
/* Waveform Mode : Enable Trigger on External Event */
/*--------------------------------------------------*/
#define TC_ENETRG 0x1000
/*----------------------------------*/
/* RC Compare Enable Trigger Enable */
/*----------------------------------*/
#define TC_CPCTRG 0x4000
/*----------------*/
/* Mode Selection */
/*----------------*/
#define TC_WAVE 0x8000
#define TC_CAPT 0x0
/*-------------------------------------*/
/* Capture Mode : RA Loading Selection */
/*-------------------------------------*/
#define TC_LDRA 0x30000
#define TC_LDRA_EDGE_NONE 0x0
#define TC_LDRA_RISING_EDGE 0x10000
#define TC_LDRA_FALLING_EDGE 0x20000
#define TC_LDRA_BOTH_EDGE 0x30000
/*-------------------------------------------*/
/* Waveform Mode : RA Compare Effect on TIOA */
/*-------------------------------------------*/
#define TC_ACPA 0x30000
#define TC_ACPA_OUTPUT_NONE 0x0
#define TC_ACPA_SET_OUTPUT 0x10000
#define TC_ACPA_CLEAR_OUTPUT 0x20000
#define TC_ACPA_TOGGLE_OUTPUT 0x30000
/*-------------------------------------*/
/* Capture Mode : RB Loading Selection */
/*-------------------------------------*/
#define TC_LDRB 0xC0000
#define TC_LDRB_EDGE_NONE 0x0
#define TC_LDRB_RISING_EDGE 0x40000
#define TC_LDRB_FALLING_EDGE 0x80000
#define TC_LDRB_BOTH_EDGE 0xC0000
/*-------------------------------------------*/
/* Waveform Mode : RC Compare Effect on TIOA */
/*-------------------------------------------*/
#define TC_ACPC 0xC0000
#define TC_ACPC_OUTPUT_NONE 0x0
#define TC_ACPC_SET_OUTPUT 0x40000
#define TC_ACPC_CLEAR_OUTPUT 0x80000
#define TC_ACPC_TOGGLE_OUTPUT 0xC0000
/*-----------------------------------------------*/
/* Waveform Mode : External Event Effect on TIOA */
/*-----------------------------------------------*/
#define TC_AEEVT 0x300000
#define TC_AEEVT_OUTPUT_NONE 0x0
#define TC_AEEVT_SET_OUTPUT 0x100000
#define TC_AEEVT_CLEAR_OUTPUT 0x200000
#define TC_AEEVT_TOGGLE_OUTPUT 0x300000
/*-------------------------------------------------*/
/* Waveform Mode : Software Trigger Effect on TIOA */
/*-------------------------------------------------*/
#define TC_ASWTRG 0xC00000
#define TC_ASWTRG_OUTPUT_NONE 0x0
#define TC_ASWTRG_SET_OUTPUT 0x400000
#define TC_ASWTRG_CLEAR_OUTPUT 0x800000
#define TC_ASWTRG_TOGGLE_OUTPUT 0xC00000
/*-------------------------------------------*/
/* Waveform Mode : RB Compare Effect on TIOB */
/*-------------------------------------------*/
#define TC_BCPB 0x1000000
#define TC_BCPB_OUTPUT_NONE 0x0
#define TC_BCPB_SET_OUTPUT 0x1000000
#define TC_BCPB_CLEAR_OUTPUT 0x2000000
#define TC_BCPB_TOGGLE_OUTPUT 0x3000000
/*-------------------------------------------*/
/* Waveform Mode : RC Compare Effect on TIOB */
/*-------------------------------------------*/
#define TC_BCPC 0xC000000
#define TC_BCPC_OUTPUT_NONE 0x0
#define TC_BCPC_SET_OUTPUT 0x4000000
#define TC_BCPC_CLEAR_OUTPUT 0x8000000
#define TC_BCPC_TOGGLE_OUTPUT 0xC000000
/*-----------------------------------------------*/
/* Waveform Mode : External Event Effect on TIOB */
/*-----------------------------------------------*/
#define TC_BEEVT 0x30000000 //* bit 29-28
#define TC_BEEVT_OUTPUT_NONE 0x0
#define TC_BEEVT_SET_OUTPUT 0x10000000 //* bit 29-28 01
#define TC_BEEVT_CLEAR_OUTPUT 0x20000000 //* bit 29-28 10
#define TC_BEEVT_TOGGLE_OUTPUT 0x30000000 //* bit 29-28 11
/*- -----------------------------------------------*/
/* Waveform Mode : Software Trigger Effect on TIOB */
/*-------------------------------------------------*/
#define TC_BSWTRG 0xC0000000
#define TC_BSWTRG_OUTPUT_NONE 0x0
#define TC_BSWTRG_SET_OUTPUT 0x40000000
#define TC_BSWTRG_CLEAR_OUTPUT 0x80000000
#define TC_BSWTRG_TOGGLE_OUTPUT 0xC0000000
/*------------------------------------------------------*/
/* TC_SR: Timer Counter Status Register Bits Definition */
/*------------------------------------------------------*/
#define TC_COVFS 0x1 /* Counter Overflow Status */
#define TC_LOVRS 0x2 /* Load Overrun Status */
#define TC_CPAS 0x4 /* RA Compare Status */
#define TC_CPBS 0x8 /* RB Compare Status */
#define TC_CPCS 0x10 /* RC Compare Status */
#define TC_LDRAS 0x20 /* RA Loading Status */
#define TC_LDRBS 0x40 /* RB Loading Status */
#define TC_ETRGS 0x80 /* External Trigger Status */
#define TC_CLKSTA 0x10000 /* Clock Status */
#define TC_MTIOA 0x20000 /* TIOA Mirror */
#define TC_MTIOB 0x40000 /* TIOB Status */
/*--------------------------------------------------------------*/
/* TC_BCR: Timer Counter Block Control Register Bits Definition */
/*--------------------------------------------------------------*/
#define TC_SYNC 0x1 /* Synchronisation Trigger */
/*------------------------------------------------------------*/
/* TC_BMR: Timer Counter Block Mode Register Bits Definition */
/*------------------------------------------------------------*/
#define TC_TC0XC0S 0x3 /* External Clock Signal 0 Selection */
#define TC_TCLK0XC0 0x0
#define TC_NONEXC0 0x1
#define TC_TIOA1XC0 0x2
#define TC_TIOA2XC0 0x3
#define TC_TC1XC1S 0xC /* External Clock Signal 1 Selection */
#define TC_TCLK1XC1 0x0
#define TC_NONEXC1 0x4
#define TC_TIOA0XC1 0x8
#define TC_TIOA2XC1 0xC
#define TC_TC2XC2S 0x30 /* External Clock Signal 2 Selection */
#define TC_TCLK2XC2 0x0
#define TC_NONEXC2 0x10
#define TC_TIOA0XC2 0x20
#define TC_TIOA1XC2 0x30
#endif /* tc_h */