_gps.h 文件：
#include "_STC90.h"
#include "_LCD5110.h"
#include "_AT24C64.h"
#define Bat_full 10 //電量滿
#define Bat_empt 11 //電量空
#define Signal 12 //信號
#define NoSignal 13 //信號
#define file 14 //文件
#define Sata_run 15 //狀態運行
#define Sata_pause 16 //狀態暫停
#define Ico_gps 17 //GPS
#define Ico_com 18 //數據通訊
#define Ico_del 19 //刪除
#define Ico_upload 20 //上傳
#define Ico_wait 21 //等待
#define chr_point 22 //大'.'
#define chr_degree 23 //度
#define chr_min 24 //分
#define Ico_point 25 //小度
#define Ico_degree 26 //小度
sbit Bat_Low = P1^4; //電池0低
sbit GPS_EN = P3^5; //GPS使能
uchar buf_gps[96]={0};
uchar count_gps=0;
bit flg_sign=0;
uchar var_seg[20]={0};
uchar ofs=0;
uchar line=0x00;
void get_cama(void)
{
uchar tp_c=0,cj;
for(cj=0;cj<20;cj++) var_seg[cj] = 0;
for(cj=0;cj<count_gps;cj++)
if(buf_gps[cj]==','){ var_seg[tp_c] = cj; tp_c++;}
}
void Lwr_icob(uint nb){ for(;nb>0;nb--) L5_wrbyte(1,line);}
void Lwr_ico(uchar ic)
{
uchar i0,i1;
switch(ic){
case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':
i0 = (ic-48)*4; i1 = i0+4; break;
case 10: i0 = 65; i1 = 75; break; //電量滿
case 11: i0 = 75; i1 = 85; break; //電量空
case 12: i0 = 40; i1 = 50; break; //信號有
case 13: i0 = 50; i1 = 60; break; //信號無
case 14: i0 = 60; i1 = 65; break; //文件
case 15: i0 = 137; i1 = 143; break; //運行圖標
case 16: i0 = 143; i1 = 149; break; //暫停圖標
case 17: i0 = 85; i1 = 105; break; //GPS
case 18: i0 = 164; i1 = 173; break; //數據傳輸
case 19: i0 = 173; i1 = 180; break; //刪除×
case 20: i0 = 180; i1 = 187; break; //上傳
case 21: i0 = 187; i1 = 194; break; //等待
case 'D': i0 = 131; i1 = 137; break; //'D'
case ':': i0 = 115; i1 = 117; break; //':'
case '/': i0 = 105; i1 = 109; break; //'/'
case '.': i0 = 109; i1 = 111; break; //'.'
case '-': i0 = 111; i1 = 115; break; //'-'
case '%': i0 = 194; i1 = 202; break; //'%'
case 'k': i0 = 117; i1 = 131; break; //'kmh'
case 'm': i0 = 121; i1 = 127; break; //'m'
case 's': i0 = 159; i1 = 164; break; //'s'
case 'A': i0 = 202; i1 = 207; break; //'A'
case 'H': i0 = 207; i1 = 212; break; //'H'
case 'N': i0 = 212; i1 = 217; break; //'N'
case 'S': i0 = 217; i1 = 222; break; //'S'
case 'E': i0 = 222; i1 = 227; break; //'E'
case 'W': i0 = 227; i1 = 232; break; //'N'
case 22: i0 = 149; i1 = 152; break; //大'.'
case 23: i0 = 152; i1 = 156; break; // °
case 24: i0 = 156; i1 = 159; break; //'
case 25: i0 = 232; i1 = 235; break; //中點
case 26: i0 = 235; i1 = 238; break; //小度
default: i0 = ic*4; i1 = i0+4; break; //數字
}
for(;i0<i1;i0++) L5_wrbyte(1,(dip_ico[i0]<<ofs)|line);
}
void Lwr_icos(uchar cs,uchar cl)
{
uchar k;
for(k=0;k<cl;k++) Lwr_ico(buf_gps[cs+k]);
}
void Lwr_icoh(uchar *hs){ while(*hs){ Lwr_ico(*hs); hs++;}}
void L5_wr_chr(uchar nc)
{
uchar l,n;
switch(nc){
case 'N': n = 19; break;
case 'S': n = 22; break;
case 'E': n = 16; break;
case 'W': n = 24; break;
case 'H': n = 18; break;
case 'A': n = 14; break;
case 'G': n = 17; break;
case 'P': n = 20; break;
case 'R': n = 21; break;
case 'M': n = 18; break;
case 'C': n = 15; break;
case ',': n = 11; break;
case '.': n = 13; break;
case '-': n = 12; break;
case '*': n = 10; break;
case 'V': n = 23; break;
default: n = nc-48; break;
}
for(l=0;l<6;l++) L5_wrbyte(1,ASCII326[n][l]);
}
void L5_wr_chrs(uchar ch,uchar lc)
{
uchar k;
for(k=0;k<lc;k++) L5_wr_chr(buf_gps[ch+k]);
}
void L5_wr_chrh(uchar *hr){ while(*hr){ L5_wr_chr(*hr); hr++;}}
uchar chrtodec(uchar cd){return buf_gps[cd]-48;}
uchar chr_dec(uchar cf){ return chrtodec(cf)*10+chrtodec(cf+1);}
/void Lwr_dec(uchar dec){ Lwr_ico(dec/10); Lwr_ico(dec%10);}
void L5_RMC(void)
{
uchar tp_h,tp_y,tp_m,tp_d;
bit flg_d=0;
L5_setxy(56,5); ofs = 3; line = 0x02;
tp_h = chr_dec(6)+8;
if(tp_h>23){ tp_h%=24; flg_d = 1;}
Lwr_dec(tp_h); Lwr_ico(':');
Lwr_icos(8,2); Lwr_ico(':'); Lwr_icos(10,2);
L5_CE = 1;
C64_buf[3] = tp_h;
C64_buf[4] = chr_dec(8); C64_buf[5] = chr_dec(10);
L5_setxy(32,5);
tp_m = chr_dec(var_seg[8]+3);
tp_d = chr_dec(var_seg[8]+1);
if(flg_d){
switch(tp_m){
case 4: case 6: case 9: case 11:
tp_h = 30; break;
case 2: tp_y = chr_dec(var_seg[8]+5);
if(tp_y%4==0) tp_h = 29;
else tp_h = 28;
break;
default: tp_h = 31; break;
}
if(tp_d<tp_h) tp_d++;
else{
tp_d = 1;
if(tp_m<12) tp_m++;
else tp_m = 1;
}
Lwr_dec(tp_m); Lwr_ico('-'); Lwr_dec(tp_d);
}
else{
Lwr_icos(var_seg[8]+3,2); Lwr_ico('-');
Lwr_icos(var_seg[8]+1,2);
}
L5_CE = 1;
C64_buf[1] = tp_m; C64_buf[2] = tp_d;
L5_setxy(0,0); ofs = 0; line = 0x40;
if(buf_gps[17]=='A'){ Lwr_ico(Signal); flg_sign = 1;}
else{ Lwr_ico(NoSignal); flg_sign = 0;}
L5_CE = 1;
if((var_seg[4]-var_seg[2])==12){
L5_setxy(0,3); ofs = 0; line = 0x00;
L5_wr_chr(buf_gps[29]);
L5_setxy(12,3);
L5_wr_chrs(19,2); Lwr_ico(chr_degree);
L5_wr_chrs(21,2); Lwr_ico(chr_point);
L5_wr_chrs(24,4);
L5_CE = 1;
if(buf_gps[29]=='N') C64_buf[6] = 0x00; //N78 S83
else C64_buf[6] = 0x10;
C64_buf[7] = chr_dec(19); C64_buf[8] = chr_dec(21);
C64_buf[9] = chr_dec(24); C64_buf[10] = chr_dec(26);
}
if(var_seg[6]>41){
L5_setxy(0,4);
tp_y = buf_gps[var_seg[5]+1]; L5_wr_chr(tp_y); //E/W
tp_h = chr_dec(31);
if(var_seg[5]>40){
L5_wr_chrs(31,3);
tp_h = tp_h*10+chrtodec(33);
}
else{ Lwr_icob(6); L5_wr_chrs(31,2);}
Lwr_ico(chr_degree);
L5_wr_chrs(var_seg[5]-7,2); Lwr_ico(chr_point);
L5_wr_chrs(var_seg[5]-4,4);
L5_CE = 1;
if(tp_y=='E') C64_buf[6]&=0xf0; //E69 W87
else C64_buf[6]|=0x01;
C64_buf[11] = tp_h; C64_buf[12] = chr_dec(var_seg[5]-7);
C64_buf[13] = chr_dec(var_seg[5]-4); C64_buf[14] = chr_dec(var_seg[5]-2);
}
L5_setxy(52,2);
tp_h = var_seg[7]-var_seg[6];
if(tp_h>4){
uint tp_v=0;
if(tp_h==7) tp_y = 6;
else tp_y = tp_h;
for(tp_m=1;tp_m<tp_y;tp_m++){
if(tp_m==3) tp_m++;
tp_v = tp_v+chrtodec(var_seg[7]-tp_m)*185;
if(tp_m<5){
if(tp_v%10>4) tp_v = tp_v/10+1;
else tp_v/=10;
}
}
if(tp_h==7) tp_v = tp_v+chrtodec(var_seg[6]+1)*1850;
if(tp_v<100) Lwr_icob(8);
else{
if(tp_v<1000) Lwr_icob(4);
else{ Lwr_ico(tp_v/1000); tp_v%=1000;}
Lwr_ico(tp_v/100); tp_v%=100;
}
Lwr_ico(tp_v/10); Lwr_ico('.'); Lwr_ico(tp_v%10);
}
else Lwr_icoh("---.-"); //Lwr_ico('k'); -.-kmh
L5_CE = 1;
L5_setxy(24,2);
tp_h = var_seg[8]-var_seg[7];
if(tp_h>4){
uint tp_dg=0;
tp_h-=4;
for(tp_y=0;tp_y<tp_h;tp_y++)
tp_dg = tp_dg*10+buf_gps[var_seg[7]+1+tp_y]-48;
if(tp_dg>90 && tp_dg<270){
Lwr_ico('S'); Lwr_ico(Ico_point);
if(tp_dg<180){ Lwr_ico('E'); tp_dg = 180-tp_dg;}
else{ Lwr_ico('W'); tp_dg = tp_dg-180;}
}
else{
Lwr_ico('N'); Lwr_ico(Ico_point);
if(tp_dg<180) Lwr_ico('E');
else{ Lwr_ico('W'); tp_dg = 360-tp_dg;}
}
Lwr_dec(tp_dg); Lwr_ico(Ico_degree);
}
else Lwr_icob(24);
L5_CE = 1;
}
void L5_GGA(void)
{
uchar tp_h;
L5_setxy(10,0); ofs = 0; line = 0x40;
Lwr_icos(var_seg[6]+1,2);
L5_CE = 1;
L5_setxy(74,4); ofs = 0; line = 0x00;
Lwr_ico(buf_gps[var_seg[5]+1]);
L5_CE = 1;
L5_setxy(74,3);
if((var_seg[8]-var_seg[7])==4){
Lwr_icos(var_seg[7]+1,3);
tp_h = chrtodec(var_seg[7]+1)*10 +chrtodec(var_seg[7]+3);
}
else{ Lwr_icoh("-.-"); tp_h = 0;}
L5_CE = 1;
C64_buf[15] = tp_h;
L5_setxy(56,1);
tp_h = var_seg[9]-var_seg[8];
if(tp_h>3){
Lwr_icob(28-tp_h*4);
Lwr_icos(var_seg[8]+1,tp_h-1);
}
else Lwr_icoh("----.-");
L5_CE = 1;
}
bit flg_lowbat=0;
void L5_BAT(void)
{
L5_setxy(74,0); ofs = 0; line = 0x40;
if(!Bat_Low){
if(flg_lowbat) Lwr_icob(10);
else Lwr_ico(Bat_empt);
flg_lowbat = !flg_lowbat;
}
else Lwr_ico(Bat_full);
L5_CE = 1;
}
bit flg_sata=0;
void L5_SATA(void)
{
L5_setxy(22,5); ofs = 0; line = 0x02;
if(!flg_sata) Lwr_ico(Sata_run);
else{ Lwr_ico(Sata_pause); flg_sign = 0;}
L5_CE = 1;
}
void L5_ComData(bit tp_cd)
{
L5_setxy(20,0); ofs = 0; line = 0x40;
if(tp_cd) Lwr_ico(Ico_com);
else Lwr_icob(10);
L5_CE = 1;
}
void L5_sch(bit sen,uchar stype,uint s0,uint s1)
{
L5_setxy(0,1); ofs = 0; line = 0x00;
if(sen){
Lwr_ico(file);
if(stype==0) Lwr_ico(Ico_wait);
else{
if(stype==1) Lwr_ico(Ico_upload);
else Lwr_ico(Ico_del);
}
s0 = s0*100/s1; s1 = s0/5; //20份'%'
if(s0<10) Lwr_icob(8);
else{
if(s0<100){Lwr_icob(4); Lwr_ico(s0/10);}
else Lwr_dec(s0/10);
}
Lwr_ico(s0%10); Lwr_ico('%');
line = 0x1f; Lwr_icob(1+s1); line = 0x11;
Lwr_icob(20-s1); line = 0x1f; Lwr_icob(1);
}
else{ _nms(255); _nms(255); _nms(255); Lwr_icob(54);}
L5_CE = 1;
}
uint at_id=0;
void L5_FileN(void)
{
L5_setxy(42,0); ofs = 0; line = 0x40;
Lwr_dec(at_id/10); Lwr_ico(at_id%10);
L5_CE = 1;
}
void at_getid(void)
{
uchar tp_r;
at_id = 0;
do{
tp_r = AT24C64_RD(at_id*16);
if(tp_r==0xff) break;
at_id++;
L5_sch(1,0,at_id,512);
}while(at_id<512);
L5_FileN(); L5_sch(0,0,0,0);
}
void at_format(void)
{
uint tp_f;
if(flg_sata){
if(at_id>0){
for(tp_f=0;tp_f<at_id;tp_f++){
AT24C64_WR(tp_f*16,0xff);
L5_sch(1,2,tp_f,at_id);
}
at_id = 0; L5_FileN(); L5_sch(0,0,0,0);
}
}
}
void L5_AtWr(uchar wen)
{
L5_setxy(30,0); ofs = 0; line = 0x40;
if(wen==1) Lwr_ico(Ico_wait);
else{
if(wen==2) Lwr_ico(Ico_del);
else Lwr_icob(7);
}
L5_CE = 1;
}
void at_onewr(uchar hdat)
{
if(flg_sign && at_id<512){
L5_AtWr(1);
C64_buf[0] = hdat;
AT24C64_WrPage(at_id*16);
at_id++; L5_FileN();
}
else L5_AtWr(2);
}
uchar var_rec=0;
void L5_recty(void)
{
L5_setxy(0,2); ofs = 0;
if(var_rec==0){ line = 0x00; Lwr_icob(6); Lwr_ico('H'); Lwr_icob(7);}
else{ line = 0x20; Lwr_ico('A'); Lwr_dec(var_rec); Lwr_ico('s');}
L5_CE = 1;
}
void rec_add(void)
{
switch(var_rec){
case 0: var_rec = 90; break;
case 90: var_rec = 60; break;
case 60: var_rec = 30; break;
case 30: var_rec = 10; break;
default: var_rec = 0; break;
}
L5_recty();
}
void Lgps_disp_dt(void)
{
//第1行
L5_setxy(56,1); ofs = 0; line = 0x00; Lwr_icoh("----.-m"); L5_CE = 1;
//第2行
L5_setxy(52,2); Lwr_icoh("---.-k"); L5_CE = 1;
//第3行
L5_setxy(0,3); L5_wr_chr('N');
L5_setxy(12,3); L5_wr_chrh("--"); Lwr_ico(chr_degree); L5_wr_chrh("--");
Lwr_ico(chr_point); L5_wr_chrh("----"); Lwr_ico(chr_min); L5_CE = 1;
L5_setxy(74,3); Lwr_icoh("-.-"); L5_CE = 1;
//第4行
L5_setxy(0,4); L5_wr_chrh("E---"); Lwr_ico(chr_degree); L5_wr_chrh("--");
Lwr_ico(chr_point); L5_wr_chrh("----"); Lwr_ico(chr_min); L5_CE = 1;
L5_setxy(74,4); Lwr_icoh("0D"); L5_CE = 1;
//第2行
L5_recty();
}
void Lgps_disp_init(void)
{
L5_clear();
L5_setxy(0,0); ofs = 0; line = 0x40;
Lwr_ico(NoSignal); Lwr_icoh("00"); Lwr_icob(19);
Lwr_ico(file); Lwr_icoh("000/512"); Lwr_icob(4);
Lwr_ico(Bat_empt); L5_CE = 1;
Lgps_disp_dt();
L5_setxy(0,5); ofs = 0; line = 0x02; Lwr_ico(Ico_gps);
Lwr_icob(2); Lwr_ico(Sata_run); Lwr_icob(4); ofs = 3;
Lwr_icoh("00-00"); Lwr_icob(4); Lwr_icoh("--:--:--");
L5_CE = 1;
at_getid();
}
unsigned char code g_sign[] = {0x00,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe,0xff};
void L5_GSV(void)
{
uchar tp_j,tp_jk,tp_g,tp_n;
tp_n = buf_gps[8]-48;
ofs = 2; line = 0x01;
for(tp_j=0;tp_j<4;tp_j++){
if(tp_n==1) L5_setxy(tp_j*14,2);
else{
if(tp_n==2){
if(tp_j<2) L5_setxy((tp_j+4)*14,2);
else L5_setxy((tp_j-2)*14,4);
}
else L5_setxy((tp_j+2)*14,4);
}
Lwr_icob(2);
tp_jk = tp_j*4+3;
if(var_seg[tp_jk+1]>(var_seg[tp_jk]+1)) Lwr_icos(var_seg[tp_jk]+1,2);
else Lwr_icoh("--");
Lwr_icob(4);
}
for(tp_j=0;tp_j<4;tp_j++){
tp_jk = tp_j*4+6;
if(var_seg[tp_jk+1]>(var_seg[tp_jk]+1)) tp_g = chr_dec(var_seg[tp_jk]+1);
else tp_g = 0;
if(tp_n==1) L5_setxy(tp_j*14,1);
else{
if(tp_n==2){
if(tp_j<2) L5_setxy((tp_j+4)*14,1);
else L5_setxy((tp_j-2)*14,3);
}
else L5_setxy((tp_j+2)*14,3);
}
line = g_sign[tp_g/12]; Lwr_icob(4);
line = 0x00; Lwr_dec(tp_g);
}
L5_CE = 1;
}
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