?? stm32_init.c
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/*----------------------------------------------------------------------------
* Name: STM32_Init.c
* Purpose: STM32 peripherals initialisation
* Version: V1.28
* Note(s):
*----------------------------------------------------------------------------
* This file is part of the uVision/ARM development tools.
* This software may only be used under the terms of a valid, current,
* end user licence from KEIL for a compatible version of KEIL software
* development tools. Nothing else gives you the right to use this software.
*
* This software is supplied "AS IS" without warranties of any kind.
*
* Copyright (c) 2005-2009 Keil Software. All rights reserved.
*----------------------------------------------------------------------------
* History:
* V1.28 error correction for TIM1 initialisation
* V1.27 error correction for Nested Vectored Interrupt Controller Section
* V1.26 added register GPIOF, GPIOG
* added GPIOF, GPIOG to External interrupt/event Configuration
* V1.25 error correction for USART section
* V1.24 changed function definition to 'static inline'
* V1.23 error correction for RTC configuration (LSI selected)
* V1.22 added Nested Vectored Interrupt Controller Section
* V1.21 error correction for timer settings
* V1.20 added Alternate Function remap Configuration Section
* error correction for timer settings
* V1.10 added more Sections
* V1.00 Initial Version
*----------------------------------------------------------------------------*/
#include <stm32f10x_lib.h> // STM32F10x Library Definitions
#include "STM32_Reg.h" // missing bit definitions
//-------- <<< Use Configuration Wizard in Context Menu >>> -----------------
//
//=========================================================================== Clock Configuration
// <e0> Clock Configuration
// <h> Clock Control Register Configuration (RCC_CR)
// <e1.24> PLLON: PLL enable
// <i> Default: PLL Disabled
// <o2.18..21> PLLMUL: PLL Multiplication Factor
// <i> Default: PLLSRC * 2
// <0=> PLLSRC * 2
// <1=> PLLSRC * 3
// <2=> PLLSRC * 4
// <3=> PLLSRC * 5
// <4=> PLLSRC * 6
// <5=> PLLSRC * 7
// <6=> PLLSRC * 8
// <7=> PLLSRC * 9
// <8=> PLLSRC * 10
// <9=> PLLSRC * 11
// <10=> PLLSRC * 12
// <11=> PLLSRC * 13
// <12=> PLLSRC * 14
// <13=> PLLSRC * 15
// <14=> PLLSRC * 16
// <o2.17> PLLXTPRE: HSE divider for PLL entry
// <i> Default: HSE
// <0=> HSE
// <1=> HSE / 2
// <o2.16> PLLSRC: PLL entry clock source
// <i> Default: HSI/2
// <0=> HSI / 2
// <1=> HSE (PLLXTPRE output)
// </e>
// <o1.19> CSSON: Clock Security System enable
// <i> Default: Clock detector OFF
// <o1.18> HSEBYP: External High Speed clock Bypass
// <i> Default: HSE oscillator not bypassed
// <o1.16> HSEON: External High Speed clock enable
// <i> Default: HSE oscillator OFF
// <o1.3..7> HSITRIM: Internal High Speed clock trimming <0-31>
// <i> Default: 0
// <o1.0> HSION: Internal High Speed clock enable
// <i> Default: internal 8MHz RC oscillator OFF
// </h>
// <h> Clock Configuration Register Configuration (RCC_CFGR)
// <o2.24..26> MCO: Microcontroller Clock Output
// <i> Default: MCO = noClock
// <0=> MCO = noClock
// <4=> MCO = SYSCLK
// <5=> MCO = HSI
// <6=> MCO = HSE
// <7=> MCO = PLLCLK / 2
// <o2.22> USBPRE: USB prescaler
// <i> Default: USBCLK = PLLCLK / 1.5
// <0=> USBCLK = PLLCLK / 1.5
// <1=> USBCLK = PLLCLK
// <o2.14..15> ADCPRE: ADC prescaler
// <i> Default: ADCCLK=PCLK2 / 2
// <0=> ADCCLK = PCLK2 / 2
// <1=> ADCCLK = PCLK2 / 4
// <2=> ADCCLK = PCLK2 / 6
// <3=> ADCCLK = PCLK2 / 8
// <o2.11..13> PPRE2: APB High speed prescaler (APB2)
// <i> Default: PCLK2 = HCLK
// <0=> PCLK2 = HCLK
// <4=> PCLK2 = HCLK / 2
// <5=> PCLK2 = HCLK / 4
// <6=> PCLK2 = HCLK / 8
// <7=> PCLK2 = HCLK / 16
// <o2.8..10> PPRE1: APB Low speed prescaler (APB1)
// <i> Default: PCLK1 = HCLK
// <0=> PCLK1 = HCLK
// <4=> PCLK1 = HCLK / 2
// <5=> PCLK1 = HCLK / 4
// <6=> PCLK1 = HCLK / 8
// <7=> PCLK1 = HCLK / 16
// <o2.4..7> HPRE: AHB prescaler
// <i> Default: HCLK = SYSCLK
// <0=> HCLK = SYSCLK
// <8=> HCLK = SYSCLK / 2
// <9=> HCLK = SYSCLK / 4
// <10=> HCLK = SYSCLK / 8
// <11=> HCLK = SYSCLK / 16
// <12=> HCLK = SYSCLK / 64
// <13=> HCLK = SYSCLK / 128
// <14=> HCLK = SYSCLK / 256
// <15=> HCLK = SYSCLK / 512
// <o2.0..1> SW: System Clock Switch
// <i> Default: SYSCLK = HSE
// <0=> SYSCLK = HSI
// <1=> SYSCLK = HSE
// <2=> SYSCLK = PLLCLK
// </h>
// <o3>HSE: External High Speed Clock [Hz] <4000000-16000000>
// <i> clock value for the used External High Speed Clock (4MHz <= HSE <= 16MHz).
// <i> Default: 8000000 (8MHz)
// </e> End of Clock Configuration
#define __CLOCK_SETUP 1
#define __RCC_CR_VAL 0x01010082
#define __RCC_CFGR_VAL 0x001D8402
#define __HSE 8000000
/*
//用編譯預(yù)處理，編譯設(shè)置里修改可以改變NVIC
//已經(jīng)沒(méi)用這里的定義了，修改后的定義mystm32_NvicSetup
=========================================================================== Nested Vectored Interrupt Controller
<e0> Nested Vectored Interrupt Controller (NVIC)
<e1.0> Vector Table Offset Register
<o2.29> TBLBASE: Vector Table Base
<i> Default: FLASH
<0=> FLASH
<1=> RAM
<o2.7..28> TBLOFF: Vector Table Offset <0x0-0x1FFFFFC0:0x80><#/0x80>
<i> Default: 0x00000000
</e>
</e> End of Clock Configuration
#define __NVIC_SETUP 0 0
#define __NVIC_USED 0x00000001
#define __NVIC_VTOR_VAL 0x00002000
*/
//=========================================================================== Independent Watchdog Configuration
// <e0> Independent Watchdog Configuration
// <o1> IWDG period [us] <125-32000000:125>
// <i> Set the timer period for Independent Watchdog.
// <i> Default: 1000000 (1s)
// </e>
#define __IWDG_SETUP 0
#define __IWDG_PERIOD 0x001E8480
//=========================================================================== System Timer Configuration
// <e0> System Timer Configuration
// <o1.2> System Timer clock source selection
// <i> Default: SYSTICKCLK = HCLK/8
// <0=> SYSTICKCLK = HCLK/8
// <1=> SYSTICKCLK = HCLK
// <o2> SYSTICK period [ms] <1-1000:10>
// <i> Set the timer period for System Timer.
// <i> Default: 1 (1ms)
// <o1.1> System Timer interrupt enabled
// </e>
#define __SYSTICK_SETUP 0
#define __SYSTICK_CTRL_VAL 0x00000006
#define __SYSTICK_PERIOD 0x0000000A
//=========================================================================== Real Time Clock Configuration
// <e0> Real Time Clock Configuration
// <o1.8..9> RTC clock source selection
// <i> Default: No Clock
// <0=> No Clock
// <1=> RTCCLK = LSE (32,768kHz)
// <2=> RTCCLK = LSI (32 kHz)
// <3=> RTCCLK = HSE/128
// <o2> RTC period [ms] <10-1000:10>
// <i> Set the timer period for Real Time Clock.
// <i> Default: 1000 (1s)
// <h> RTC Time Value
// <o3> Hour <0-23>
// <o4> Minute <0-59>
// <o5> Second <0-59>
// </h>
// <h> RTC Alarm Value
// <o6> Hour <0-23>
// <o7> Minute <0-59>
// <o8> Second <0-59>
// </h>
// <e9> RTC interrupts
// <o10.0> RTC_CRH.SECIE: Second interrupt enabled
// <o10.1> RTC_CRH.ALRIE: Alarm interrupt enabled
// <o10.2> RTC_CRH.OWIE: Overflow interrupt enabled
// </e>
// </e>
#define __RTC_SETUP 0
#define __RTC_CLKSRC_VAL 0x00000100
#define __RTC_PERIOD 0x000003E8
#define __RTC_TIME_H 0x00
#define __RTC_TIME_M 0x00
#define __RTC_TIME_S 0x00
#define __RTC_ALARM_H 0x00
#define __RTC_ALARM_M 0x01
#define __RTC_ALARM_S 0x00
#define __RTC_INTERRUPTS 0x00000001
#define __RTC_CRH 0x00000001
//=========================================================================== Timer Configuration
// <e0> Timer Configuration
//--------------------------------------------------------------------------- Timer 1 enabled
// <e1.0> TIM1 : Timer 1 enabled
// <o4> TIM1 period [us] <1-72000000:10>
// <i> Set the timer period for Timer 1.
// <i> Default: 1000 (1ms)
// <i> Ignored if detailed settings is selected
// <o7> TIM1 repetition counter <0-255>
// <i> Set the repetition counter for Timer 1.
// <i> Default: 0
// <i> Ignored if detailed settings is selected
// <e2.0> TIM1 detailed settings
//--------------------------------------------------------------------------- Timer 1 detailed settings
// <o5> TIM1.PSC: Timer1 Prescaler <0-65535>
// <i> Set the prescaler for Timer 1.
// <o6> TIM1.ARR: Timer1 Auto-reload <0-65535>
// <i> Set the Auto-reload for Timer 1.
// <o7> TIM1.RCR: Timer1 Repetition Counter <0-255>
// <i> Set the Repetition Counter for Timer 1.
//
// <h> Timer 1 Control Register 1 Configuration (TIM1_CR1)
// <o8.8..9> TIM1_CR1.CKD: Clock division
// <i> Default: tDTS = tCK_INT
// <i> devision ratio between timer clock and dead time
// <0=> tDTS = tCK_INT
// <1=> tDTS = 2*tCK_INT
// <2=> tDTS = 4*tCK_INT
// <o8.7> TIM1_CR1.ARPE: Auto-reload preload enable
// <i> Default: Auto-reload preload disenabled
// <o8.5..6> TIM1_CR1.CMS: Center aligned mode selection
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