Gan likun / yezhong_main_controller_copy1

111

Dependencies:   yezhong_main_controller_copy mbed1-dev

DATA_PC/data_pc.cpp@0:d80c66cb1b3a, 2020-11-10 (annotated)

Committer:
panzhan
Date:
Tue Nov 10 09:09:58 2020 +0000
Revision:
0:d80c66cb1b3a
panzhan_main_controller_copy2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
panzhan 0:d80c66cb1b3a 1 #include "data_pc.h"
panzhan 0:d80c66cb1b3a 2
panzhan 0:d80c66cb1b3a 3 Serial pc(PA_2, PA_3); // tx, rx U2 min
panzhan 0:d80c66cb1b3a 4
panzhan 0:d80c66cb1b3a 5
panzhan 0:d80c66cb1b3a 6 int pc_control = 0; // 命令帧标志位
panzhan 0:d80c66cb1b3a 7 unsigned int flag_A = 0, flag_B = 0;
panzhan 0:d80c66cb1b3a 8 unsigned int pc_num = 0;
panzhan 0:d80c66cb1b3a 9
panzhan 0:d80c66cb1b3a 10 uint16_t phase_flag_get[1] = {0};
panzhan 0:d80c66cb1b3a 11 uint16_t phase_flag_use[1] = {0};
panzhan 0:d80c66cb1b3a 12 unsigned int phase_flag = 0;
panzhan 0:d80c66cb1b3a 13
panzhan 0:d80c66cb1b3a 14 void pc_decode(){
panzhan 0:d80c66cb1b3a 15 phase_flag = phase_flag_use[0];
panzhan 0:d80c66cb1b3a 16 }
panzhan 0:d80c66cb1b3a 17
panzhan 0:d80c66cb1b3a 18 void pc_clear(){
panzhan 0:d80c66cb1b3a 19 phase_flag_use[0] = 0;
panzhan 0:d80c66cb1b3a 20 }
panzhan 0:d80c66cb1b3a 21
panzhan 0:d80c66cb1b3a 22 void serial_pc_isr(){
panzhan 0:d80c66cb1b3a 23 while(pc.readable()){
panzhan 0:d80c66cb1b3a 24 uint16_t c=pc.getc();
panzhan 0:d80c66cb1b3a 25 if(c == 'A'){
panzhan 0:d80c66cb1b3a 26 flag_A = 1;
panzhan 0:d80c66cb1b3a 27 flag_B = 0;
panzhan 0:d80c66cb1b3a 28 pc_num = 0;
panzhan 0:d80c66cb1b3a 29 phase_flag_get[0] = 0;
panzhan 0:d80c66cb1b3a 30 break;
panzhan 0:d80c66cb1b3a 31 }
panzhan 0:d80c66cb1b3a 32 if(c == 'B'){
panzhan 0:d80c66cb1b3a 33 flag_B = 1;
panzhan 0:d80c66cb1b3a 34 }
panzhan 0:d80c66cb1b3a 35 if(flag_A == 1){
panzhan 0:d80c66cb1b3a 36 if((flag_B != 1) && (pc_num < 1))
panzhan 0:d80c66cb1b3a 37 {
panzhan 0:d80c66cb1b3a 38 phase_flag_get[pc_num] = c;
panzhan 0:d80c66cb1b3a 39 }
panzhan 0:d80c66cb1b3a 40 pc_num++;
panzhan 0:d80c66cb1b3a 41
panzhan 0:d80c66cb1b3a 42 if((flag_B == 1) && (pc_num != 2))
panzhan 0:d80c66cb1b3a 43 {
panzhan 0:d80c66cb1b3a 44 flag_A = 0;
panzhan 0:d80c66cb1b3a 45 flag_B = 0;
panzhan 0:d80c66cb1b3a 46 pc_num = 0;
panzhan 0:d80c66cb1b3a 47 }
panzhan 0:d80c66cb1b3a 48 if((flag_B == 1) && (pc_num == 2))
panzhan 0:d80c66cb1b3a 49 {
panzhan 0:d80c66cb1b3a 50 flag_A = 0;
panzhan 0:d80c66cb1b3a 51 flag_B = 0;
panzhan 0:d80c66cb1b3a 52 pc_num = 0;
panzhan 0:d80c66cb1b3a 53
panzhan 0:d80c66cb1b3a 54 phase_flag_use[0] = phase_flag_get[0] - '0';
panzhan 0:d80c66cb1b3a 55 pc_decode();
panzhan 0:d80c66cb1b3a 56
panzhan 0:d80c66cb1b3a 57 pc.printf("%d", phase_flag); // 命令帧接收成功
panzhan 0:d80c66cb1b3a 58
panzhan 0:d80c66cb1b3a 59 pc_clear();
panzhan 0:d80c66cb1b3a 60
panzhan 0:d80c66cb1b3a 61 }
panzhan 0:d80c66cb1b3a 62 pc_control = 1;
panzhan 0:d80c66cb1b3a 63 }
panzhan 0:d80c66cb1b3a 64 }
panzhan 0:d80c66cb1b3a 65 }