SPM程序(CCS)

1、纳米阻抗显微镜的研制及其应用spm 程序(ccs)硬件层块数函数名参数返回4g功能initadvoidint初始化ad模 块ad_readchannelsint,int,iint对多路ad进 行采样a6ad_readchannelintentint对某一 ad通 道采样dad_setinp utrangeintint设置ad的采 样电压范围ad_selchannelintint选择采样的ad 通道getad_statusvoidint查询ad模块 的状态纳米阻抗显微镜的研制及其应用da_writechannelintjntint输出某一 da 通道的电压getda statusvoidint查

2、询da模块 的状态dio5initdiovoidint初始化dio模块do_writechannelintentint设置某一路do 的逻辑电平do_write channelsuint32*int设置多路do 的逻辑电平dlreadc hannelintint采样某一路di 的逻辑电平di_readc hannelsuintl6*int采样所有di的 逻辑电平通讯5inithostco mmportvoidint初始化hpioncomma ndvoidvoidhint中断调readcom mandvoidint读命令readhostdataint,uint 16*int读pc发送的数 据wr

3、itehostdataint,uint16*int向pc机发送数 据othe6feedbackled_onvoidvoid开反馈指示灯5纳米阻抗显微镜的研制及其应用rsfeedbackled_offvoidvoid关反馈指示灯scanled_onvoidvoid开扫描指示灯scanled_offvoidvoid关扫描指示灯approach led_onvoidvoid开逼近指示灯approachled_offvoidvoid关逼近指示灯硬件层程序/*京*木*京*、 *copyright (c) 2007 zhongshan university.*all rights reserved fil

4、ename. cspm_dsp_driver.c date created. 013m/2007 last modified. 025/4/2007*京*今*/*宏*宏*、* cspm dsp driver module is the hardware function laver of cspm. it contains* five module.ad.da.dio.5 functions3 functions5 funcitoiiscomunicaiton5 functionsled,8 functions*/include mdsk6416cfg.hm纳米阻抗显微镜的研制及其应用#inc

5、lude #include #include include #include 产dehnition/# define dio_succeed1# deflne dio_failure0# define da.succeed1#define da.failure0#defineadsucceed1#definead_failure0# define comm jnit-succeed1# define comm jnitemlure0# define data_read_succeed1# define data.read.failure0# dehne data_write_succeed

6、1# dehne data.writefailure 0gpio_handle hgpioo：gpioconfig gpiocfgo = 0x00001 e00, oxooooffff, oxooooffff, 0x00000000, 0x00000000, 0x00000000/* gpio globa) control register (gpgc) /* gpio enable register (gpen) */* gpio direction register (gpdir)*/华 gpio high mask register (gphm)*/* gpio low mask reg

7、ister (gplm)*/产 gpio interrupt polarity register (gppol)*/；void initgpio(void);ad module*/#define max_ad_buffer_size 10240;#defineadnput_range_pn_5 0#deflne ad_input_range_p 1#deflne adnput_range_pk_10 2#defineadnput_range_p_10 3uintl6 ad_config = 0x0300;/uintl6ad_config = 0x8000;/ -5v to +5v/ ov to

8、 +5v /-10v to+lov/ ov to lovint globa)enablechannelno 16;int globalenablechannelcount = 0;int globaltotalsamplecount = 0：int globalchiplchannelenablecount = 0;int globalchiplchannelenablecount = 0;int ad_count = 0;产 bit 15 :sglor diff bit 13-12: select channel bit 11-10: input range bit 9-8: power d

9、own select*/* record the total numbers of ad convertion11static int scanmode = 0;/ current ad convertion countint initad(void);int 44d_readchannels(int inputrange./bit 0 to 7 enable channelint channelenableint * sainplecountperchanneluintl6 ad_buffer);/* read multiple ad datas formchannels. /uintl6

10、ad_readchannel(int inputrange, int channelno); /* read sigle data from ad channel. */int ad_setinputrange(int inputrange);int ?kd_selchannel(int channelno);int getad_status(void);/da module*/int initda(void);int da_writechannel(int channelno, uintl6 value);int getda_status(void);产dio module*/uint32

11、do_data2;uintl6 di_data;int initdio(void)：int do3vritechannel(int channel、。，int data)：int do_vvritechannels(uint32 * data);int di.readchannekint channelno);int dlreadchannels(uint 16 * data);/*communication module*/#dehne max_buffer_receive_size 10240#deflne max_buffer_send_size 514#deflne block.siz

12、e 256uintl6 far bufferreceivemax_buffer_receivesizel;uintl6 far buffersendmax_buffer_send_size;uintl6 hascoinmand = 0;interrupt void oncomniando;irq_config hostlrqconfig = onconiniand.0x00000000,irq_ccmask_pc_enable i irq_ccmask_dcc_mapped, irq_iemask_all ；int inithostcommport(void);interrupt void o

13、ncomniand(void);int readcominand(void);int readhostdata(int wordnos ,uintl6 connn_buffer); /* read a number of datas from mail-box. max numbers of datas read from mail-box is 256. */int writehostdata(int wordnos, uintl6 connn_buffer); /* write a number of datasto mail-box and sent them to the host.

14、max numbers of datas can inord than 256 , the function can auto deal with the sendings po- rssese. */*declearation*/void initgpio(void) (hgpioo = gpio_open(gpio_devo,gpio_open_reset);gpio_config(hgpi0, &gpiocfgo);/*ad module*/ int initad(void) (prd_stop(&prd_ad);mcbspstart(hmcbspoaicbsp_rcv_start i

15、mcbsp_xmit_start i mcbsp_srgr_startimcbsp_srgr_framesync, 0);return ad_succeed;)uintl6 * buffer;int ?kd_readchannels(int inputrange. int channelenable int * samplecountperchannek uintl6 ad_bufferl)(int i = 0j = 0,k = 0,1 = o.datajwm = 0,tmp=0：ad_setlnputrange(inputrange);for(i=0;i16;i+)globalenablec

16、hannelnoi=i：buffer = ad_buffer;k=400;while(k!=0) k-;for(j=0:j=16;j+=2)if(j=16) 1=()：num=globalenablechannelnol;ad_selchannel(num);for(i=0;i0) & (ad_count!=globalchiplchannelenablecount) ii (globalenablechannelcountglobalchiplchannelenablecount)(if(ad_count%globalenablechannelcount = 0) ii (ad.count%

17、globalenablechannelcount = globalchiplchannelenablecount) & (globalenablechannelcount != globalchiplchannelenablecount)while (!mcbsp_rrdy(hmcbspo);bufferad_count-globalenablechannelcount = mcbsp_read(hmcbspo);)elseif(ad_count8)ad_count = 0;prd_stop(&prd_ad);/*今*今*衣*今*/*ad config*config word length:

18、16 bitsd15:sgivdiff (d15=l:single-ended:d15=0:differential-ended);d14/13/12:select channelo-7oooxhannel 0001:channel 2010:channel 4olkchannel 6100:channel 1101:channel 3110:channel 5llkchannel 7dll/10:input range()0: -5vto +5v10: ovto +5v01：.10vto+1()v11:0v to+10vd9/d8:power down selection00: power

19、on10: napxl: sleepd7/6/5/4/3/2/1/0: reserved(not used)note:config word need to invert because of the 74hc14*4：*ad config*/uintl6 ad_readchannel(int inputrange, int channelno)uintl6 data;ad_setinputrange(inputrange);ad_selchannel(channelno);while (!mcbsp_xrdy(hmcbspo);mcbsp_write(hmcbsp(had_config);d

20、ata = m cbsp_read( hmcbspo) ;*/while (!mcbsp_xrdy(hmcbspo);mcbsp_write(hmcbspoad_config);data = mcbsp_read(hmcbspo);return data;int ad_setinputrange(int inputrange) (ifdnputrange = ad/nput_range_pn_5)(ad.config &= 0xf3(m);ad_config 1= oxocoo;/xiaoxin add herejn order to invert;)else ifdnputrange = a

21、d_i、put_range_p_5) (ad_config &= 0xf300;ad_config 1= 0x040():else ifdnputrange = ad_input_range_pn_10) (ad_config &= 0xf300;ad_conhg 1= 0x080():else ifdnputrange = ad_input_r.nge_p_10)(ad_conhg &= 0xf3(m);/ad_config 1= oxocoo;return ad_succeed;int ad_selchannel(int channelno) (uint8 * reghcntl = (ui

22、nt8 *)0x60000001;int tempchannelno = 0：if( channelno 8)(/*reghcntl &= oxfffc; /set cs bit = 0 (xiaoxin cancel here)*reghcntl 1= 0x0002; /set cs bit = 1;(xiaoxin add here in order to invert;)gpio_pinwrite(hgpioo.gpio_pin9,l)wad_cso change to ad_cs2(bv zwen 2010-5-22) else (channelno -= 8;/*reghcntl 1

23、= 0x0003;/set cs bit = l;(xiaoxin cancel here)*reghcntl &= oxfffd; /set cs bit = 0 (xiaoxin add here in order to invert;)gpio_pinvrite(hgpioo.gpio_pin9,0);/ad_cso change to ad_cs2(bv zwen 2010-5-22) )tempchannelno = channelno&oxoool;tempchannelno = tempchannelno2：channelno = channelnol;channelno 1=

24、tempchannelno;channelno =7-channelno;/xiaoxin add herejn order to invert;ad_config &= oxsfff;ad_config 1= channelno12;return ad_succeed;纳米阻抗显微镜的研制及其应用int getad_status(void) (return ad_count;/*da module*/int initda(void)(mcbsp_start(hmcbsp2afcbsp_rcv_start i mcbsp_xmit_start i mcbsp_srgr_starti mcbsp

25、_srgr_framesync, 0);return da_succeed;int da_writechannei(int channelno, uintl6 value) (int delay = 400;unsigned int x = 0;uintl6 da_cs;if(channelno 4)(da_cs = 0x0000;)else if(channelno 8)(da_cs = 0x(m00：channelno -= 4;else if(channelno 12)(da_cs = 0x1000：channelno -= 8;else(da_cs = 0x1400：channelno

26、 -= 12;/ channelno =3-channelno; /invertedx = 65535-value; /inverted/ value 1= channelno22;channelno = 3-channelno;x 1= channelno22;x0x200000;/ value 1= 0x900000;gpio_write(hgpioo, gpio_pin12igpio_pin10, da_cs);mcbsp_fset(pcr2, fsrr 0);mcbsp_fset(pcr2, clkrr 1);while (!mcbsp_xrdy(hmcbsp2);mcbsp_writ

27、e(hmcbsp2, x);while(delay!=0)delay-;mcbsp_fset(pcr2, fsrp, 1);mcbsp_fset(pcr2, clkrr 0);mcbsp_setpiiis(hmcbsp2aicbsp_pin_fsr);mcbsp_setpiiis(hmcbsp2,mcbsp_pin_clkr); return da.succeed;)产dio module*/int getdio_status(void) (return dio_succeed：)int initdio(void)(mcbsp_start(hmcbsphmcbsp_rcv_starti mcb

28、sp_xmit_start i mcbsp_srgr_starti mcbsp_srgr_framesync, 0);return dio_succeed;)int do_vvritechannel(int channel、。，int data)(int delay = 10()：uint32 temp_do_data;/uint32 temp_di_data;int address：int do_data_out;address=channelno/8;address=7-address; /invertedaddress=address8;if(channelno 32)(if(!data

29、) (temp_do_data = 0x00000001;do_data0 1= temp_do_datachannelno;) else(temp_do_data = oxfffffffe;temp_do_data=temp_do_datachannelno;temp_do_data=teinp_do_data+pow(2,channelno); temp_do_data=teinp_do_data-l;do_data0 &= temp_do_bata; )do_data_out=oxoo(mh)off&(do_data0(channelno/8t8); /*channelno 7-0 no

30、 need to right shift：channelno 15-8 need to right shift 8 bits：channel。23-16 need to right shift 16 bits;channelno 31-24 need to right shift 24 bits;/do_data_out=255-do_data_out; /inverted do_data_out=do_data_out+address;else(if(!data)(temp_do_data = 0x00000001;do_datal 1= temp_do_data(channelno-32)

31、;)else纳米阻抗显微镜的研制及其应用temp_do_data = oxfffffffe;temp_do_data=temp_do_data(channelno-32);temp_do_data=temp_do_data+pow(2jchannelno-32);temp_do_data=temp_do_data-l;do_datal &= temp_do_data;do_data_out=oxoo(mm)off&(do_datal(channelno-32)/8*8)channelno 39-32 no need to right shift;channelno 47-40 need to

32、right shift 8 bits;channelno 55-48 need to right shift 16 bits;channelno 63-40 need to right shift 24 bits;刊/do_data_out=255-do_data_out; /inverteddo_data_out=do_data_ouf+address;while(!mcbsp_xrdy(hmcbspl);mcbspwrite(hmcbspl, do_data_out);/*do_data_out:12 bits;do_data_out 11:reserve;do_data_out 10-8

33、: address 2-0;do_data_out 7-0: 8 bits send data;*/case (address 2-0)000:do 7-0;001:do 15-8;010:do 23-16;011:do 31-24;100:do 39-32;101:do 47-40;110:do 55-48：111:do 63-56;/while(delay!=0)delay-;while(!mcbsp_rrdy(hmcbspl);di_data= mcbsp_read(hmcbspl);/*12 bits di data:di 16-8 and di 3-0/di_data =temp_d

34、i_data4;/temp_di_data&=0x000f;/di_data=0xffff-di_data;/di_data&=0xff()0;/*add di 7-4 to*/di_data+=temp_di_data+0x00f();read data by value all 1while( delay !=0)delay-;return dio_succeed;int do_writechannels(uint32 data) (int delay = 400;intindex;int address;int do_data_out;/hint 16 teinp_di_data;di_

35、data = 0;do_data(0=4294967295-data0;do_datal 1=4294967295-datal;for(i nd ex = 0： index8; index+) |address=7-index; /invertedaddress=address8;if(index4) (do_data_out=oxoo(m)ooff&(do_data0(index*8);do_data_out=do_data_out+address;) else(do_data_out=oxoo(x)ooff&(do_datal(index-4)*8);do_data_out=do_data

36、_out+address;)while(!mcbsp_xrdy(hmcbspl);mcbsp_write(hmcbsp 1, do_data_out);while( delay !=0 )delay-;while(!mcbsp_rrdy(hmcbspl);di_data= mcbsp_read( hmcbsp 1);/*tinp_di_data= mcbsp_read(hmcbspl);di_data =temp_di_data4;temp_di_data &=0x000f;di_data=()xffff-di_data;di_data&=0xff00;di_data+=temp_di_dat

37、a+()x00f0;*/while(delav!=o)delay-;)return dio_succeed: int di.readchannekint channelno) (int delay = 400;int do_data_out;/uintl6 temp_di_data;di_data = 0;do_data_out=oxoo(mh)off&do_data0; do.data.out 1=0x00(x)0700; /inverted whue(!mcbsp_xrdy(hmcbspl);mcbsp_write(hmcbspl, do_data_out);while( delay !=

38、0 )delay-;while(!mcbsp_rrdy(hmcbspl);di_data= mcbsp_read( hmcbsp 1); /*lmp_di_data= mcbsp_read(hmcbspl);di_data =teinp_di_data4;temp_di_data &=0x0()0f; di_data=oxffff-di_data： di_data&=0xff00;di_data+=temp_di_data+0x()0f0;*/ while(delay!=()delay-;return (di_datachannelno)&0x00() 1;int di_readchannel

39、s(uintl6 * data)int delay = 400;int do_data_out;/uint32 temp_di_data;di.data = 0;do_data_out=ox(m)ooooff&do_data0;do_data_out 1=0x00000700; /invertedwhile(!mcbsp_xrdy(hmcbspl);mcbsp_write( hmcbsp 1, do_data_out);while( delay!=0 )delay-;while(!mcbsp_rrdy(hmcbspl);di_data= mcbsp_read(hmcbspl);/*temp_d

40、i_data= mcbsp_read(hmcbspl);di_data =tmp_di_data4;teinp_di_data &=0x000f;di_data= oxffff-di_data;di_data&=0xff00;di_data+=temp_di_data+0x00f0; */while( delay !=0 )delay-;*data = di_data;return dio_succeed: )/*communication module*/ int inithostcommport(void) (int oldjntm;hplfset(hpic,hwob,1);hpi_set

41、vvriteaddr(uint32)bufferreceive/4);hpi_setreadaddr(uint32)buffersend/4);old_intm = irq_globaldisable(); /irq_inap(irq_evt_dspint,15);irq_inapdrq_evt_dspint43);irq_config(irq_evt_dspint,&hostirqconfig);irq_clear(irq_evt_dspint);irq_enable(irq_evtdspint);irq-globalrestore(oldjntm);i rq_globaleiia ble(

42、);return comm init succeed;)int readcoinmand(void) (return (int)bufferreceive(o;)int readhostdata(int wordnos ,uintl6 comm_buffer) (intindex;ford nd ex = 0： index wordnos; index+) (comm_bufferindex = bufferreceiveindex+2; return data_read_succeed： )int vvritehostdata(int wordnos, uintl6 connn_buffer

43、) (int blocksxeftover;int ij;swldisableo;blocks = vvordnoblock_size;leftover = wordnos%block_size;if(uftover%2 != 0)leftover += 1;for(i = 0; i blocks; i+) (buffersend0 = block_size;buffersendl = block_size;for(j = 0;j block.size; j+)buffersendj+2 = comm_b ufferf i *256+j ;/while(hplgethrdyo);hplseth

44、int(l);mhile(hpi_gethint();hpi_setreadad(lr(uint32)buffersend/4);if( leftover)(buffersend0 = leftover;buftersendl = leftover;for(j = 0; j leftover; j+)buffersendj+2 = coinin_bufferj;/ while(hpi_gethrdy();hplsethint(l);mhile(hpi_gethint();hpi_setreadad(lr(uint32)buffersend/4);svvi_enable();return dat

45、a_write_succeed;)ii/functions about control 3 leds on the board:/led 1 about feedback status;/led 2 about scan status;/led 3 about approach status;/void feedbackled_on() (gpio.wrlte(hgpioo, gpio.pin11,0x0800);)void feedbackled_off() (gpio_write(hgpioo, gpio_pin11,0x0000);)void scanled_on() (gpiowrit

46、e(hgpioo, gpio_pin9,0x0200);)void scanled_off()gpio_write(hgpioo, gpio_pin9,0x0000);17纳米阻抗显微镜的研制及其应用void approachled_on() (uint8 * reghcntl = (uint8 *)0x60000001;*reghcntl 1= 0x0001;)void approachled_off() (uint8 * reghcntl = (uint8 *)0x60000001;*reghcntl &= oxfffe;)功能层模 块数量函数名参数返值功能init iat2checkds

47、ph ardwarevoidint检查usb和 初始化dspe硬件freedspha rdwarevoidint关闭程f 调用释 dsp硬m 放 :件di4ispoweronvoidint检查电源是 否打开isheadreadyvoidint检查探头是 否准备好readsinglediuintl6uint16读单一路direadalldiuintl6uint16读所有di通道do26swimgadcinsultlationintint设置 的邮 隔w象aswimgbdc insultlationintint设置图4 的隔至象b rswimgcdcinsultlationintint设置邸象c直swhvscanpowerintint设号 括t高压扫 讲关swlaserpo werintint设置激光开 关swhvpowe rintint设置高压电 源开关seltestintint选择测试通 道seltestfilte rcapintint选择测试