doppler shift / Mbed 2 deprecated Register_set_8

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Dependencies:   mbed

main.cpp@0:890389640538, 2021-02-12 (annotated)

Committer:
ryouheitakamoto
Date:
Fri Feb 12 11:01:20 2021 +0000
Revision:
0:890389640538
Child:
1:5e06e6104734
aa; cc

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ryouheitakamoto 0:890389640538 1 #include <mbed.h>
ryouheitakamoto 0:890389640538 2 Serial pc(USBTX, USBRX,921600);
ryouheitakamoto 0:890389640538 3 #define kHz 1000
ryouheitakamoto 0:890389640538 4 #define MHz 1000000
ryouheitakamoto 0:890389640538 5 #define PFD 19.68
ryouheitakamoto 0:890389640538 6 LocalFileSystem local("local");
ryouheitakamoto 0:890389640538 7
ryouheitakamoto 0:890389640538 8 #pragma diag_suppress 870
ryouheitakamoto 0:890389640538 9
ryouheitakamoto 0:890389640538 10
ryouheitakamoto 0:890389640538 11 void calsat_callback(char c);
ryouheitakamoto 0:890389640538 12 void calsat_callback(char c){
ryouheitakamoto 0:890389640538 13 pc.printf("%02hhx ",c);
ryouheitakamoto 0:890389640538 14 }
ryouheitakamoto 0:890389640538 15
ryouheitakamoto 0:890389640538 16
ryouheitakamoto 0:890389640538 17
ryouheitakamoto 0:890389640538 18 class calsat32
ryouheitakamoto 0:890389640538 19 {
ryouheitakamoto 0:890389640538 20 public:
ryouheitakamoto 0:890389640538 21 int Fractional_N;
ryouheitakamoto 0:890389640538 22 int Integer_N;
ryouheitakamoto 0:890389640538 23 int intbin[8];
ryouheitakamoto 0:890389640538 24 int decbin[15];
ryouheitakamoto 0:890389640538 25 int register_data;//レジスタへ入れるファイルから読み込んだ10進数の値
ryouheitakamoto 0:890389640538 26 int length; //値の長さ
ryouheitakamoto 0:890389640538 27 int size;//累計の長さこれが32となったら1つのレジスタの設定が完了として次のレジスタの設定へ移る
ryouheitakamoto 0:890389640538 28 int register_num;//レジスタ番号
ryouheitakamoto 0:890389640538 29 int buf;
ryouheitakamoto 0:890389640538 30 char command[128];
ryouheitakamoto 0:890389640538 31
ryouheitakamoto 0:890389640538 32 const char* filename;
ryouheitakamoto 0:890389640538 33 FILE *fp;
ryouheitakamoto 0:890389640538 34
ryouheitakamoto 0:890389640538 35 calsat32()
ryouheitakamoto 0:890389640538 36 {
ryouheitakamoto 0:890389640538 37 Fractional_N = 0;
ryouheitakamoto 0:890389640538 38 Integer_N = 0;
ryouheitakamoto 0:890389640538 39 register_data = 0;//レジスタへ入れる1ファイルから読み込んだ10進数の値
ryouheitakamoto 0:890389640538 40 length = 0; //値の長さ
ryouheitakamoto 0:890389640538 41 size = 0;//累計の長さこれが32となったら1つのレジスタの設定が完了として次のレジスタの設定へ移る
ryouheitakamoto 0:890389640538 42 register_num = 1;//レジスタ番号
ryouheitakamoto 0:890389640538 43 filename = "/local/register_set_1.txt";
ryouheitakamoto 0:890389640538 44 }
ryouheitakamoto 0:890389640538 45 //main関数内でコマンドが0x00の時にmainでbinary()を呼ぶと計算をしてuint_32型の値を返す
ryouheitakamoto 0:890389640538 46
ryouheitakamoto 0:890389640538 47 void Shift_bit(uint32_t& Register, int Register_data, int Size)
ryouheitakamoto 0:890389640538 48 {
ryouheitakamoto 0:890389640538 49 Register |= (Register_data << Size);
ryouheitakamoto 0:890389640538 50 }
ryouheitakamoto 0:890389640538 51
ryouheitakamoto 0:890389640538 52 void file_read(char* command)
ryouheitakamoto 0:890389640538 53 {
ryouheitakamoto 0:890389640538 54 /* ファイルのオープン */
ryouheitakamoto 0:890389640538 55 char name[100] = {};//出力はしない
ryouheitakamoto 0:890389640538 56 if ((fp = fopen("/local/register.txt", "r")) == NULL) {
ryouheitakamoto 0:890389640538 57 fprintf(stderr, "%sのオープンに失敗しました.\r\n", filename);
ryouheitakamoto 0:890389640538 58 exit(EXIT_FAILURE);
ryouheitakamoto 0:890389640538 59 }
ryouheitakamoto 0:890389640538 60
ryouheitakamoto 0:890389640538 61 /* ファイルの終端まで文字を読み取り表示する */
ryouheitakamoto 0:890389640538 62 int num[5] = {1,3,0,5,4};
ryouheitakamoto 0:890389640538 63 int l = 1;//行数
ryouheitakamoto 0:890389640538 64 uint32_t _register = 0;//最終的に欲しいレジスタの値.32ビット
ryouheitakamoto 0:890389640538 65 while ( fscanf(fp,"%[^,],%d,%d%d",name, &register_data,&length,&buf) != EOF ) {
ryouheitakamoto 0:890389640538 66 if(l == 1 || l == 14 || l == 21 || l == 26 || l == 36)
ryouheitakamoto 0:890389640538 67 l++;
ryouheitakamoto 0:890389640538 68
ryouheitakamoto 0:890389640538 69 else {
ryouheitakamoto 0:890389640538 70 printf("%d %d \r\n",register_data, length );
ryouheitakamoto 0:890389640538 71
ryouheitakamoto 0:890389640538 72 //レジスタ０にcalsatから受け取った値を格納するとき
ryouheitakamoto 0:890389640538 73 if(register_num == 3 && size == 4 ) {
ryouheitakamoto 0:890389640538 74 Shift_bit(_register, binary(command), 4);
ryouheitakamoto 0:890389640538 75 size = 27;
ryouheitakamoto 0:890389640538 76 }
ryouheitakamoto 0:890389640538 77
ryouheitakamoto 0:890389640538 78 //テキストファイルから受け取った値を格納するとき
ryouheitakamoto 0:890389640538 79 Shift_bit(_register, register_data, size);
ryouheitakamoto 0:890389640538 80 size += length;
ryouheitakamoto 0:890389640538 81 if(register_num == 1 && size == 26) {
ryouheitakamoto 0:890389640538 82 printf(" = reg_%d ",num[register_num - 1]);
ryouheitakamoto 0:890389640538 83 show(_register);
ryouheitakamoto 0:890389640538 84 register_num++;
ryouheitakamoto 0:890389640538 85 _register = 0;
ryouheitakamoto 0:890389640538 86 size = 0;
ryouheitakamoto 0:890389640538 87 }
ryouheitakamoto 0:890389640538 88 if(size == 32) {
ryouheitakamoto 0:890389640538 89 //これで一つ完成.この値をどういう風にやるかは未定show()みたいなのを作るか？
ryouheitakamoto 0:890389640538 90 printf(" = reg_%d ",num[register_num - 1]);
ryouheitakamoto 0:890389640538 91 show(_register);
ryouheitakamoto 0:890389640538 92 register_num++;
ryouheitakamoto 0:890389640538 93 _register = 0;
ryouheitakamoto 0:890389640538 94 size = 0;
ryouheitakamoto 0:890389640538 95
ryouheitakamoto 0:890389640538 96 }
ryouheitakamoto 0:890389640538 97 //printf("%s %d %d\n",name,register_data,length);
ryouheitakamoto 0:890389640538 98 l++;
ryouheitakamoto 0:890389640538 99 }
ryouheitakamoto 0:890389640538 100 }
ryouheitakamoto 0:890389640538 101 /* ファイルのクローズ */
ryouheitakamoto 0:890389640538 102 fclose(fp);
ryouheitakamoto 0:890389640538 103 }
ryouheitakamoto 0:890389640538 104
ryouheitakamoto 0:890389640538 105 uint32_t binary(char* command)
ryouheitakamoto 0:890389640538 106 {
ryouheitakamoto 0:890389640538 107 double RFout = doppler(command);
ryouheitakamoto 0:890389640538 108 double n = RFout * 2 / PFD;
ryouheitakamoto 0:890389640538 109 Integer_N = (int)n;
ryouheitakamoto 0:890389640538 110 double test = (n - (int)n);
ryouheitakamoto 0:890389640538 111 Fractional_N = test*32768;
ryouheitakamoto 0:890389640538 112
ryouheitakamoto 0:890389640538 113 uint32_t data = Fractional_N;
ryouheitakamoto 0:890389640538 114 return data |= (Integer_N << 15);//レジスタ入力に適した形にした23桁の2進数を返す
ryouheitakamoto 0:890389640538 115 }
ryouheitakamoto 0:890389640538 116 //データを取得し返す関数
ryouheitakamoto 0:890389640538 117 double doppler(char *a)
ryouheitakamoto 0:890389640538 118 {
ryouheitakamoto 0:890389640538 119 int data[10] = {0};
ryouheitakamoto 0:890389640538 120 double doppler_data = 0;
ryouheitakamoto 0:890389640538 121 int flag = 0;
ryouheitakamoto 0:890389640538 122 for(int i = 5; i < 10; i++) {
ryouheitakamoto 0:890389640538 123 char c = a[i];
ryouheitakamoto 0:890389640538 124 data[flag] = (c >> 4) & 0xf;
ryouheitakamoto 0:890389640538 125 data[flag+1] = c & 0xf;
ryouheitakamoto 0:890389640538 126 flag += 2;
ryouheitakamoto 0:890389640538 127 }
ryouheitakamoto 0:890389640538 128
ryouheitakamoto 0:890389640538 129 doppler_data = 10 * data[0] + data[1] + kHz * data[2] + 100 * data[3] + 100*kHz * data[4] + 10*kHz * data[5] + 10*MHz * data[6] + MHz * data[7] + data[8] + 100*MHz * data[9];//Hz
ryouheitakamoto 0:890389640538 130 printf("\n%lf\r\n",doppler_data / 1000000); //Mhz
ryouheitakamoto 0:890389640538 131
ryouheitakamoto 0:890389640538 132 return doppler_data / 1000000;
ryouheitakamoto 0:890389640538 133 }
ryouheitakamoto 0:890389640538 134
ryouheitakamoto 0:890389640538 135 void packet(char data, int i)
ryouheitakamoto 0:890389640538 136 {
ryouheitakamoto 0:890389640538 137 command[i] = data;
ryouheitakamoto 0:890389640538 138 if(data == 0xfd && command[4] == 0x00) {
ryouheitakamoto 0:890389640538 139 file_read(command);
ryouheitakamoto 0:890389640538 140 }
ryouheitakamoto 0:890389640538 141 }
ryouheitakamoto 0:890389640538 142
ryouheitakamoto 0:890389640538 143 void show(uint32_t bin)
ryouheitakamoto 0:890389640538 144 {
ryouheitakamoto 0:890389640538 145 for(int i = 32; i > 0; i--) {
ryouheitakamoto 0:890389640538 146 if(bin & (1 << (i - 1))) {
ryouheitakamoto 0:890389640538 147 pc.printf("1");
ryouheitakamoto 0:890389640538 148 } else {
ryouheitakamoto 0:890389640538 149 pc.printf("0");
ryouheitakamoto 0:890389640538 150 }
ryouheitakamoto 0:890389640538 151 }
ryouheitakamoto 0:890389640538 152 printf("\r\n");
ryouheitakamoto 0:890389640538 153 }
ryouheitakamoto 0:890389640538 154
ryouheitakamoto 0:890389640538 155 };
ryouheitakamoto 0:890389640538 156
ryouheitakamoto 0:890389640538 157 int main()
ryouheitakamoto 0:890389640538 158 {
ryouheitakamoto 0:890389640538 159 Serial device( p9, p10, 9600);
ryouheitakamoto 0:890389640538 160
ryouheitakamoto 0:890389640538 161 while(1) {
ryouheitakamoto 0:890389640538 162 if(device.readable()) {
ryouheitakamoto 0:890389640538 163 calsat32 tmp;
ryouheitakamoto 0:890389640538 164 int i = 0;
ryouheitakamoto 0:890389640538 165 char c = device.getc();
ryouheitakamoto 0:890389640538 166 calsat_callback(c);
ryouheitakamoto 0:890389640538 167 tmp.packet(c,i);
ryouheitakamoto 0:890389640538 168 printf("\r\n");
ryouheitakamoto 0:890389640538 169 i++;
ryouheitakamoto 0:890389640538 170
ryouheitakamoto 0:890389640538 171 }
ryouheitakamoto 0:890389640538 172 }
ryouheitakamoto 0:890389640538 173 }