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style guide until Functions

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This commit is contained in:
Obe Van Lierde
2023-11-16 16:46:05 +01:00
parent 1cac2eefbd
commit 500d3fd58d
1 changed files with 47 additions and 49 deletions
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96
project/Core/Src/modbus-tcp.c
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@@ -8,8 +8,11 @@ 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 j;
int len; int len;
char *pc; char *pc;
char *textstring;
char text[200];
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;
@@ -19,57 +22,53 @@ static err_t modbus_incomming_data(void *arg, struct tcp_pcb *pcb, struct pbuf *
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;
char text[200]; for(i = 0; i < 100; i++){
text[i] = 95;
for(i = 0; i < 100;i++){
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
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; 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; textstring = text;
result_bg = 0xff000000; result_bg = 0xff000000;
result_bg |= ((uint32_t)bg_red) << 16; result_bg |= ((uint32_t)bg_red) << 16;
@@ -83,49 +82,48 @@ static err_t modbus_incomming_data(void *arg, struct tcp_pcb *pcb, struct pbuf *
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)
{ {
LWIP_UNUSED_ARG( arg );//Eliminates compiler warning about unused arguments LWIP_UNUSED_ARG(arg); // Eliminates compiler warning about unused arguments
LWIP_UNUSED_ARG( err );//Eliminates compiler warning about unused arguments LWIP_UNUSED_ARG(err); // Eliminates compiler warning about unused arguments
tcp_setprio( pcb, TCP_PRIO_MIN );//Sets the priority of a connection. tcp_setprio(pcb, TCP_PRIO_MIN); // Sets the priority of a connection.
tcp_recv( pcb, modbus_incomming_data);//sets which function is being called when new data arives tcp_recv(pcb, modbus_incomming_data); // sets which function is being called when new data arives
tcp_err( pcb, NULL );//sets the function thats called when an error ocours tcp_err(pcb, NULL); // sets the function thats called when an error ocours
tcp_poll( pcb, NULL, 4 );//the aplication is being polled every 4 seconds tcp_poll(pcb, NULL, 4); // the aplication is being polled every 4 seconds
tcp_write( pcb, "TEST\r\n", 8, 0 );//pcb , data , lenght in bytes , apiflags tcp_write(pcb, "TEST\r\n", 8, 0); // pcb , data , lenght in bytes , apiflags
printf("connected\n"); printf("connected\n");
tcp_sent( pcb, NULL );//Specifies the callback function that should be called when data has successfully been received tcp_sent(pcb, NULL); // Specifies the callback function that should be called when data has successfully been received
return ERR_OK; return ERR_OK;
} }
void modbus_init( void ) void modbus_init(void)
{ {
struct tcp_pcb *modbus_pcb; struct tcp_pcb *modbus_pcb;
modbus_pcb = tcp_new();//creating a new tcp pcb modbus_pcb = tcp_new(); // creating a new tcp pcb
tcp_bind(modbus_pcb, IP_ADDR_ANY, MODBUSPOORT);//bind the modbus_pcb to port 502 tcp_bind(modbus_pcb, IP_ADDR_ANY, MODBUSPOORT); // bind the modbus_pcb to port 502
modbus_pcb = tcp_listen( modbus_pcb );//listen modbus_pcb = tcp_listen(modbus_pcb); // listen
tcp_accept(modbus_pcb, modbus_accept);//set callback function tcp_accept(modbus_pcb, modbus_accept); // set callback function
} }