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MC9S12XS128系列例程 S12原理圖收集 MC9S12C中文介紹及編程練習(xí).pdf MC9S12XS128RMV1.pdf

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代碼片段和文件信息

MC9S12XS128系列例程--ADC

龍丘MC9S12XS128?多功能開發(fā)板?
Designed?by?Chiu?Sir
E-mailchiusir@163.com
軟件版本V1.1
最后更新2009年2月16日
相關(guān)信息參考下列地址:
博客:??httplongqiu.21ic.org
淘寶店:httpshop36265907.taobao.com
------------------------------------
Code?Warrior?4.7
Target??MC9S12XS128
Crystal?16.000Mhz
busclock?8.000MHz
pllclock16.000MHz

本程序主要包括以下功能:
1.設(shè)置鎖相環(huán)和總線頻率;
2.IO口使用;
3.共四路ATD使用及顯示方法。
LED計數(shù),根據(jù)燈亮可以讀取系統(tǒng)循環(huán)了多少次


#include?hidef.h???????common?defines?and?macros?
#include?MC9S12XS128.h??????derivative?information?
#include?stdio.h?

#pragma?link_INFO?DERIVATIVE?mc9s12xs128

#pragma?CODE_SEG?DEFAULT??
-----------------------------------------------------
void?setbusclock(void)
{???
???CLKSEL=0X00;?????disengage?PLL?to?system
????PLLCTL_PLLON=1;????turn?on?PLL
????SYNR=0x00??0x01;???VCOFRQ[76];SYNDIV[50]
?????????????????????????fVCO=?2fOSC(SYNDIV?+?1)(REFDIV?+?1)
?????????????????????????fPLL=?fVCO(2?×?POSTDIV)?
?????????????????????????fBUS=?fPLL2?
?????????????????????????VCOCLK?Frequency?Ranges??VCOFRQ[76]
?????????????????????????32MHz?=?fVCO?=?48MHz????00
?????????????????????????48MHz???fVCO?=?80MHz????01
?????????????????????????Reserved??????????????????10
?????????????????????????80MHz???fVCO?=?120MHz???11????
????REFDV=0x80??0x01;???REFFRQ[76];REFDIV[50]
?????????????????????????fREF=fOSC(REFDIV?+?1)
?????????????????????????REFCLK?Frequency?Ranges??REFFRQ[76]
?????????????????????????1MHz?=?fREF?=??2MHz???????00
?????????????????????????2MHz???fREF?=??6MHz???????01
?????????????????????????6MHz???fREF?=?12MHz???????10
?????????????????????????fREF???12MHz???????????????11?????????????????????????
?????????????????????????pllclock=2osc(1+SYNR)(1+REFDV)=32MHz;
????POSTDIV=0x00;????????40?fPLL=?fVCO(2xPOSTDIV)
?????????????????????????If?POSTDIV?=?$00?then?fPLL?is?identical?to?fVCO?(divide?by?one).
????_asm(nop);???????????BUS?CLOCK=16M
????_asm(nop);
????while(!(CRGFLG_LOCK==1));???when?pll?is?steady?then?use?it;
????CLKSEL_PLLSEL?=1;??????????engage?PLL?to?system;?}
-----------------------------------------------------
static?void?SCI_Init(void)?
{
????SCI0CR2=0x2c;?enable?Receive?Full?InterruptRX?enableTx?enable
????SCI0BDH=0x00;?busclk??8MHz19200bpsSCI0BDL=0x1a
????SCI0BDL=0x68;?SCI0BDL=busclk(16SCI0BDL)???????????????????
??????????????????busclk?16MHz?9600bpsSCI0BDL=0x68???????????????????
}????????????
void?uart_putchar(unsigned?char?ch)
{?
??if?(ch?==?‘n‘)??
??{
??????while(!(SCI0SR1&0x80))?;?????
??????SCI0DRL=?0x0d;????????????output‘CR‘
?????return;
??}
??while(!(SCI0SR1&0x80))?;???????keep?waiting?when?not?empty??
??SCI0DRL=ch;
}

void?putstr(char?ch[])
{
??unsigned?char?ptr=0;
??while(ch[ptr]){
??????uart_putchar((unsigned?char)ch[ptr++]);
??}?
}
unsigned?char?uart_getkey(void)
{??
???byte?res=0;
???while(!(SCI0SR1&0x80))?;????keep?waiting?when?not?empty??
???return?(SCI0DRL);
}
-----------------------------------------------------??
void?AD_Init(void)?
{?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????1078256??2010-03-12?16:35??MC9S12XS128中文英文芯片資料+系列例程\MC9S12C中文介紹及編程練習(xí).pdf

?????文件????9648205??2010-03-10?17:59??MC9S12XS128中文英文芯片資料+系列例程\MC9S12XS128RMV1.pdf

?????文件???????5655??2010-03-12?16:04??MC9S12XS128中文英文芯片資料+系列例程\MC9S12XS128系列例程\MC9S12XS128系列例程--ADC.c

?????文件???????4181??2010-03-12?16:19??MC9S12XS128中文英文芯片資料+系列例程\MC9S12XS128系列例程\MC9S12XS128系列例程--IOC.c

?????文件???????7523??2010-03-12?16:17??MC9S12XS128中文英文芯片資料+系列例程\MC9S12XS128系列例程\MC9S12XS128系列例程--PWM.c

?????文件???????4840??2010-03-12?16:16??MC9S12XS128中文英文芯片資料+系列例程\MC9S12XS128系列例程\MC9S12XS128系列例程--RTI.c

?????文件???????2924??2010-03-12?16:03??MC9S12XS128中文英文芯片資料+系列例程\MC9S12XS128系列例程\XS128外部H7口J0口中斷例程.c

?????文件???????6852??2010-03-12?16:06??MC9S12XS128中文英文芯片資料+系列例程\MC9S12XS128系列例程\XS128超頻源代碼及注釋.c

?????文件?????604527??2009-11-02?11:12??MC9S12XS128中文英文芯片資料+系列例程\S12原理圖收集\BDM制作方法.pdf

?????文件??????37394??2009-11-02?11:12??MC9S12XS128中文英文芯片資料+系列例程\S12原理圖收集\BDM原理圖.pdf

?????文件??????33801??2009-11-02?11:12??MC9S12XS128中文英文芯片資料+系列例程\S12原理圖收集\BDM編程工具.pdf

?????文件?????545988??2009-03-16?12:04??MC9S12XS128中文英文芯片資料+系列例程\S12原理圖收集\MC9S12XS128MAA?最小系統(tǒng)原理圖.pdf

?????文件?????151097??2009-03-23?21:07??MC9S12XS128中文英文芯片資料+系列例程\S12原理圖收集\MC9S12XS128清華原理圖.pdf

?????文件??????32514??2010-01-07?17:47??MC9S12XS128中文英文芯片資料+系列例程\S12原理圖收集\【電子設(shè)計吧】MC9S12XS128-LQFP112最小系統(tǒng)設(shè)計圖.pdf

?????文件?????775616??2009-03-17?22:21??MC9S12XS128中文英文芯片資料+系列例程\S12原理圖收集\龍丘XSMAL最小系統(tǒng)板.pdf

?????目錄??????????0??2010-03-12?16:25??MC9S12XS128中文英文芯片資料+系列例程\MC9S12XS128系列例程

?????目錄??????????0??2010-03-12?16:25??MC9S12XS128中文英文芯片資料+系列例程\S12原理圖收集

?????目錄??????????0??2010-03-12?16:36??MC9S12XS128中文英文芯片資料+系列例程

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?????????????12939373????????????????????18


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