SYN6288.cpp

00001 #include "SYN6288.h"
00002 void voice_play(std::string value, Serial* ser)
00003 {
00004     voice_play(value.c_str(), ser);
00005 }
00006 void voice_play(char* value, Serial* ser) {
00007     int size = strlen(value);
00008     int data_length = 1+2+1+1+size;
00009     int* data = (int*)malloc(sizeof(int)*(data_length+1));
00010     
00011     int start = 0xfd;
00012     int length = size + 3;
00013     int length_h = length / 256;
00014     int length_l = length % 256;
00015     int command = 0x01;
00016     int param = 0x01;
00017     
00018     data[0] = start;
00019     data[1] = length_h;
00020     data[2] = length_l;
00021     data[3] = command;
00022     data[4] = param;
00023  
00024     for (int i=5; i<5+size; i++) {
00025         data[i] = value[i-5];
00026     }
00027  
00028     // calculate check bit
00029     int check_bit = data[0];
00030     for (int i=1; i<data_length; i++) {
00031         check_bit ^= data[i];
00032     }   
00033     data[data_length] = check_bit;
00034  
00035     for (int i=0; i<=data_length; i++) {
00036         ser->putc(data[i]);
00037     }
00038     
00039     free(data);
00040     
00041     //int recv = ser->getc();
00042     //PC.printf("%c", recv);
00043     //int done = ser->getc();
00044     //PC.printf("%c", done);   
00045 }
00046