📄 stm32f10x_timebase.lst
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##############################################################################
# #
# IAR ARM ANSI C/C++ Compiler V4.42A/W32 15/May/2008 12:06:29 #
# Copyright 1999-2005 IAR Systems. All rights reserved. #
# #
# Cpu mode = thumb #
# Endian = little #
# Stack alignment = 4 #
# Source file = C:\David JIANG\ST MCU\Docs\STM32\AN_JIANG\TIM #
# Encoder\example\project\source\stm32f10x_Timebase.c #
# Command line = "C:\David JIANG\ST MCU\Docs\STM32\AN_JIANG\TIM #
# Encoder\example\project\source\stm32f10x_Timebase.c" #
# -D VECT_TAB_FLASH -lcN "C:\David JIANG\ST #
# MCU\Docs\STM32\AN_JIANG\TIM #
# Encoder\example\project\EWARM\BOOT_FLASH\List\" -lb #
# "C:\David JIANG\ST MCU\Docs\STM32\AN_JIANG\TIM #
# Encoder\example\project\EWARM\BOOT_FLASH\List\" -o #
# "C:\David JIANG\ST MCU\Docs\STM32\AN_JIANG\TIM #
# Encoder\example\project\EWARM\BOOT_FLASH\Obj\" -z3 #
# --no_cse --no_unroll --no_inline --no_code_motion #
# --no_tbaa --no_clustering --no_scheduling --debug #
# --cpu_mode thumb --endian little --cpu cortex-M3 #
# --stack_align 4 --require_prototypes --fpu None #
# --dlib_config "C:\Program Files\IAR #
# Systems\Embedded Workbench #
# 4.0\arm\LIB\dl7mptnnl8f.h" -I "C:\David JIANG\ST #
# MCU\Docs\STM32\AN_JIANG\TIM #
# Encoder\example\project\EWARM\" -I "C:\David #
# JIANG\ST MCU\Docs\STM32\AN_JIANG\TIM #
# Encoder\example\project\EWARM\..\include\" -I #
# "C:\David JIANG\ST MCU\Docs\STM32\AN_JIANG\TIM #
# Encoder\example\project\EWARM\..\..\FWLib\inc\" -I #
# "C:\Program Files\IAR Systems\Embedded Workbench #
# 4.0\arm\INC\" #
# List file = C:\David JIANG\ST MCU\Docs\STM32\AN_JIANG\TIM #
# Encoder\example\project\EWARM\BOOT_FLASH\List\stm32f #
# 10x_Timebase.lst #
# Object file = C:\David JIANG\ST MCU\Docs\STM32\AN_JIANG\TIM #
# Encoder\example\project\EWARM\BOOT_FLASH\Obj\stm32f1 #
# 0x_Timebase.r79 #
# #
# #
##############################################################################
C:\David JIANG\ST MCU\Docs\STM32\AN_JIANG\TIM Encoder\example\project\source\stm32f10x_Timebase.c
1 /******************** (C) COPYRIGHT 2007 STMicroelectronics ********************
2 * File Name : stm32f10x_Timebase.c
3 * Author : Jian-guo JIANG
4 * Date First Issued : 2008.5.14
5 * Description : This module handles time base.
6 ********************************************************************************
7 * History:
8 * 2008.5.14: V1.0
9 ********************************************************************************
10 * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
11 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
12 * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
13 * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
14 * CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
15 * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
16 *******************************************************************************/
17 /* Includes ------------------------------------------------------------------*/
18 #include "stm32f10x_lib.h"
19
20 /* Include of other module interface headers ---------------------------------*/
21 /* Local includes ------------------------------------------------------------*/
22 #include "stm32f10x_it.h"
23 #include "stm32f10x_Timebase.h"
24 #include "stm32f10x_encoder.h"
25
26 /* Private typedef -----------------------------------------------------------*/
27 /* Private define ------------------------------------------------------------*/
28 /* Private macro -------------------------------------------------------------*/
29 /* Private variables ---------------------------------------------------------*/
30 static volatile u16 hTimebase_display_500us = 0;
31 static u16 hSpeedMeas_Timebase_500us = SPEED_SAMPLING_TIME;
32
33 /*******************************************************************************
34 * Function Name : TB_Init
35 * Description : TimeBase peripheral initialization. The base time is set to
36 * 500usec and the related interrupt is enabled
37 * Input : None
38 * Output : None
39 * Return : None
40 *******************************************************************************/
41 void TB_Init(void)
42 {
43 /* Select AHB clock(HCLK) as SysTick clock source */
44 SysTick_CLKSourceConfig(SysTick_CLKSource_HCLK);
45 /* SysTick interrupt each 500usec with Core clock equal to 72MHz */
46 SysTick_SetReload(36000);
47 /* Enable SysTick Counter */
48 SysTick_CounterCmd(SysTick_Counter_Enable);
49
50 /* Configure the SysTick handler priority */
51 NVIC_SystemHandlerPriorityConfig(SystemHandler_SysTick, 2, 0);
52 /* Enable SysTick interrupt */
53 SysTick_ITConfig(ENABLE);
54 }
55
56 /*******************************************************************************
57 * Function Name : TB_Set_DisplayDelay_500us
58 * Description : Set Delay utilized by main.c module.
59 * Input : Time out value
60 * Output : None
61 * Return : None
62 *******************************************************************************/
63 void TB_Set_DisplayDelay_500us(u16 hDelay)
64 {
65 hTimebase_display_500us = hDelay;
66 }
67
68 /*******************************************************************************
69 * Function Name : TB_DisplayDelay_IsElapsed
70 * Description : Check if the delay set by TB_Set_DisplayDelay_500us is elapsed.
71 * Input : None
72 * Output : True if delay is elapsed, false otherwise
73 * Return : None
74 *******************************************************************************/
75 bool TB_DisplayDelay_IsElapsed(void)
76 {
77 if (hTimebase_display_500us == 0)
78 {
79 return (TRUE);
80 }
81 else
82 {
83 return (FALSE);
84 }
85 }
86
87 /*******************************************************************************
88 * Function Name : SysTickHandler
89 * Description : This function handles SysTick Handler.
90 * Input : None
91 * Output : None
92 * Return : None
93 *******************************************************************************/
94 void SysTickHandler(void)
95 {
96 if (hTimebase_display_500us != 0)
97 {
98 hTimebase_display_500us --;
99 }
100
101 if (hSpeedMeas_Timebase_500us !=0)
102 {
103 hSpeedMeas_Timebase_500us--;
104 }
105 else
106 {
107 hSpeedMeas_Timebase_500us = SPEED_SAMPLING_TIME;
108
109 //ENC_Calc_Average_Speed must be called ONLY every SPEED_MEAS_TIMEBASE ms
110 ENC_Calc_Average_Speed();
111 }
112 }
113
114 /******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE****/
Maximum stack usage in bytes:
Function CSTACK
-------- ------
SysTickHandler 4
TB_DisplayDelay_IsElapsed 0
TB_Init 4
TB_Set_DisplayDelay_500us 0
Segment part sizes:
Function/Label Bytes
-------------- -----
hTimebase_display_500us 2
hSpeedMeas_Timebase_500us 2
TB_Init 48
TB_Set_DisplayDelay_500us 6
TB_DisplayDelay_IsElapsed 16
SysTickHandler 56
??DataTable4 4
?<Initializer for hSpeedMeas_Timebase_500us>
2
Others 72
178 bytes in segment CODE
2 bytes in segment DATA_I
2 bytes in segment DATA_ID
2 bytes in segment DATA_Z
24 bytes in segment INITTAB
130 bytes of CODE memory (+ 72 bytes shared)
2 bytes of CONST memory
4 bytes of DATA memory
Errors: none
Warnings: none
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