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format format modbus-tcp

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This commit is contained in:
Obe Van Lierde
2023-11-13 16:15:56 +01:00
parent 85a3222593
commit 1cac2eefbd
1 changed files with 69 additions and 69 deletions
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138
project/Core/Src/modbus-tcp.c
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@@ -7,100 +7,100 @@ char tcp_buffer[1024];
char registers[MAX_REG]; char registers[MAX_REG];
static err_t modbus_incomming_data(void *arg, struct tcp_pcb *pcb, struct pbuf *p, err_t err){ static err_t modbus_incomming_data(void *arg, struct tcp_pcb *pcb, struct pbuf *p, err_t err){
int i; int i;
int len; int len;
char *pc; char *pc;
uint8_t bg_red = 0; uint8_t bg_red = 0;
uint8_t bg_green = 0; uint8_t bg_green = 0;
uint8_t bg_blue = 0; uint8_t bg_blue = 0;
uint8_t txt_red = 0; uint8_t txt_red = 0;
uint8_t txt_green = 0; uint8_t txt_green = 0;
uint8_t txt_blue = 0; uint8_t txt_blue = 0;
uint8_t nr_img = 0; uint8_t nr_img = 0;
uint32_t result_bg = 0; uint32_t result_bg = 0;
uint32_t result_txt = 0; uint32_t result_txt = 0;
uint32_t result = 0; uint32_t result = 0;
char text[200]; char text[200];
for(i = 0; i < 100;i++){ for(i = 0; i < 100;i++){
text[i] = 95; // _ text[i] = 95; // _
} }
text[199] = '\0'; text[199] = '\0';
if (p != NULL){ if (p != NULL){
printf("data not null\n"); printf("data not null\n");
//here im going to procces the modbusdata //here im going to procces the modbusdata
tcp_recved( pcb, p->tot_len ); tcp_recved( pcb, p->tot_len );
pc = (char*)p->payload; pc = (char*)p->payload;
len =p->tot_len; len =p->tot_len;
//putting the bufer in the register array //putting the bufer in the register array
for( i=0; i<len; i++ ) { for( i=0; i<len; i++ ) {
registers[i] = pc[i];//getting the error "void value not ignored as it ought to be" on this line registers[i] = pc[i];//getting the error "void value not ignored as it ought to be" on this line
} }
if(registers[7] == 0x10){// Check if it's a Modbus Write Multiple Registers request (0x10) if(registers[7] == 0x10){// Check if it's a Modbus Write Multiple Registers request (0x10)
printf("in writing multiple register mode\n"); printf("in writing multiple register mode\n");
} }
//putting the values from the array in their variable //putting the values from the array in their variable
bg_red = (uint8_t)(registers[14]);//01 bg_red = (uint8_t)(registers[14]);//01
bg_green = (uint8_t)(registers[16]);//02 bg_green = (uint8_t)(registers[16]);//02
bg_blue = (uint8_t)(registers[18]);//03 bg_blue = (uint8_t)(registers[18]);//03
txt_red = (uint8_t)(registers[20]);//04 txt_red = (uint8_t)(registers[20]);//04
txt_green = (uint8_t)(registers[22]);//05 txt_green = (uint8_t)(registers[22]);//05
txt_blue = (uint8_t)(registers[24]);//06 txt_blue = (uint8_t)(registers[24]);//06
nr_img = (uint8_t)(registers[26]);//07 nr_img = (uint8_t)(registers[26]);//07
//registers[428] //208 //registers[428] //208
printf("%d %d %d %d %d %d %d ",bg_red,bg_green,bg_blue,txt_red,txt_green,txt_blue,nr_img); printf("%d %d %d %d %d %d %d ",bg_red,bg_green,bg_blue,txt_red,txt_green,txt_blue,nr_img);
int j = 0; int j = 0;
for(i = 28;i < 428;i++){ for(i = 28;i < 428;i++){
if(i % 2 == 0){ if(i % 2 == 0){
text[j]=registers[i]; text[j]=registers[i];
j++; j++;
} }
} }
for(i = 0; i < 100;i++){ for(i = 0; i < 100;i++){
printf("%c ",text[i]); printf("%c ",text[i]);
} }
printf("\n"); printf("\n");
//processing the text data to screen //processing the text data to screen
char *textstring = text; char *textstring = text;
result_bg = 0xff000000; result_bg = 0xff000000;
result_bg |= ((uint32_t)bg_red) << 16; result_bg |= ((uint32_t)bg_red) << 16;
result_bg |= ((uint32_t)bg_green) << 8; result_bg |= ((uint32_t)bg_green) << 8;
result_bg |= bg_blue; result_bg |= bg_blue;
result_txt = 0xff000000; result_txt = 0xff000000;
result_txt |= ((uint32_t)txt_red) << 16; result_txt |= ((uint32_t)txt_red) << 16;
result_txt |= ((uint32_t)txt_green) << 8; result_txt |= ((uint32_t)txt_green) << 8;
result_txt |= txt_blue; result_txt |= txt_blue;
lcd_display_text(textstring, 10, 50, result_txt, result_bg, LCD_FONT24); lcd_display_text(textstring, 10, 50, result_txt, result_bg, LCD_FONT24);
//proccesing the image index //proccesing the image index
size_t number_of_files = llfs_file_count();//hoeveel files er zijn size_t number_of_files = llfs_file_count();//hoeveel files er zijn
llfs_file_t file_list[number_of_files];//geheugen vrijmaken voor files llfs_file_t file_list[number_of_files];//geheugen vrijmaken voor files
number_of_files = llfs_file_list(file_list, number_of_files, NULL);//vrijgemaakt geheugen invullen met de lijst number_of_files = llfs_file_list(file_list, number_of_files, NULL);//vrijgemaakt geheugen invullen met de lijst
lcd_display_text(file_list[nr_img - 1].name, 10, 75, LCD_COLOR_MAGENTA, LCD_COLOR_YELLOW, LCD_FONT24);//putting the file name on screen lcd_display_text(file_list[nr_img - 1].name, 10, 75, LCD_COLOR_MAGENTA, LCD_COLOR_YELLOW, LCD_FONT24);//putting the file name on screen
//functie_voor_naam //functie_voor_naam
} else if (err == ERR_OK){ } else if (err == ERR_OK){
tcp_close(pcb);//when everithing was ok close the tcpconnection tcp_close(pcb);//when everithing was ok close the tcpconnection
} }
return ERR_OK; return ERR_OK;
} }
static err_t modbus_accept(void *arg, struct tcp_pcb *pcb, err_t err ) static err_t modbus_accept(void *arg, struct tcp_pcb *pcb, err_t err )