RaC2018
test can console
Dependencies: mbed
Fork of
CAN
by 
Carlos Almeida
Diff: main.cpp
- Revision:
- 2:be902ab7d787
- Parent:
- 1:c022a879e21c
--- a/main.cpp Tue Feb 06 07:22:11 2018 +0000
+++ b/main.cpp Tue Feb 06 11:01:08 2018 +0000
@@ -22,14 +22,15 @@
char value = 0;
uint8_t state = 0;
uint16_t identifier = 0x0539;
-
+uint8_t bytes;
+char message[8];
-void send(char counter) {
+void send() {
//pc.printf("send()\n");
- if(can1.write(CANMessage(identifier, &counter, 8,))) {
+ if(can1.write(CANMessage(identifier, message, bytes,CANRemote))) {
//pc.printf("wloop()\n");
//counter++;
- pc.printf("Message sent: %d\r\n", counter);
+ pc.printf("Message sent: %d\r\n", message);
}
led1 = !led1;
}
@@ -39,9 +40,9 @@
//ticker.attach(&send, 1);
CANMessage msg;
char c;
- uint16_t instruction;
- uint16_t instruction_2;
- uint8_t bytes;
+ uint64_t instruction;
+
+
int8_t state_val;
uint8_t data_report[100];
uint8_t data_rc;
@@ -82,18 +83,22 @@
wait(1.0);
pc.printf("Endianness Configuration \r\n");
- pc.printf("1 - Big Endian \r\n");
- pc.printf("2 - Little Endian \r\n");
+ pc.printf("1 - Choose Big/Little Endian \r\n");
+ pc.printf("2 - Back to menu \r\n");
c = pc.getc();
if(c == '1'){
endianness = BIG_ENDIAN;
+ instruction = message[0];
+ message[0] = message[1];
pc.printf("\r\n1\r\n");
}
if(c == '2'){
endianness = LITTLE_ENDIAN;
+ instruction = message[0];
+ message[0] = message[1];
pc.printf("\r\n2\r\n");
}
state = MENU_DISPLAY;
@@ -116,24 +121,27 @@
if(c == '4'){//envoie valeur
pc.printf("4 \r\n\n");
wait(1.0);
-
+ send();
+ /*
switch(bytes){//calcul nombre octet présent
-
- case 1://si 1 octet present envoie 1 octet
- send(instruction);
+ case 1://si 1 octet present envoie 1 octet
+ send();
break;
case 2://si 2 octets present envoie 2 octets 1 par 1
if(endianness == BIG_ENDIAN){
- send(instruction_2);
- send(instruction);}
+ // send(instruction_2);
+ send();
+ }
if(endianness == LITTLE_ENDIAN){
- send(instruction);
- send(instruction_2);}
+ //send(instruction);
+ //send(instruction_2);
+ }
break;
}//switch
+ */
state = MENU_DISPLAY; //on revient au menu de départ apres la capture de données
@@ -510,19 +518,110 @@
break;
case '\r': //si au sérial nous avons le retour de ligne
- pc.printf("\r\n0x%x \r\n", instruction);
+ pc.printf("\r\Done \r\n");
wait(1.0);
state_val = 0;
state = MENU_DISPLAY;
//calcul du nombre d'octet en fonction de la valeur finale
- if(instruction <= 255){
+ if(instruction <= 0xFF){
bytes = 1;
+ message[0] = instruction;
+ message[1] = 0;
+ message[2] = 0;
+ message[3] = 0;
+ message[4] = 0;
+ message[5] = 0;
+ message[6] = 0;
+ message[7] = 0;
+
+ }
+ if(instruction > 0xFF && instruction <= 0xFFFF){
+ bytes = 2;
+ message[1] = instruction & 0x00FF;
+ instruction = instruction >> 8;
+ message[0] = instruction;
+ message[2] = 0;
+ message[3] = 0;
+ message[4] = 0;
+ message[5] = 0;
+ message[6] = 0;
+ message[7] = 0;
+ }
+ if(instruction > 0xFFFF && instruction <= 0xFFFFFF){
+ bytes = 3;
+ message[2] = instruction & 0x0000FF;
+ message[1] = (instruction >> 8) & 0x00FF;
+ instruction = instruction >> 16;
+ message[0] = instruction & 0xFF;
+ message[3] = 0;
+ message[4] = 0;
+ message[5] = 0;
+ message[6] = 0;
+ message[7] = 0;
+ }
+
+ if(instruction > 0xFFFFFF && instruction <= 0xFFFFFFFF){
+ bytes = 4;
+ message[3] = instruction & 0x000000FF;
+ message[2] = (instruction >> 8) & 0x0000FF;
+ message[1] = (instruction >> 16) & 0x00FF;
+ instruction = instruction >> 24;
+ message[0] = instruction & 0xFF;
+ message[4] = 0;
+ message[5] = 0;
+ message[6] = 0;
+ message[7] = 0;
}
- if(instruction > 255){
- bytes = 2;
- instruction_2 = instruction;
- instruction_2 = instruction_2 >> 8;
- instruction = instruction & 0b0000000011111111;
+
+ if(instruction > 0xFFFFFFFF && instruction <= 0xFFFFFFFFFF){
+ bytes = 5;
+ message[4] = instruction & 0x00000000FF;
+ message[3] = (instruction >> 8) & 0x000000FF;
+ message[2] = (instruction >> 16) & 0x0000FF;
+ message[1] = (instruction >> 24) & 0x00FF;
+ instruction = instruction >> 32;
+ message[0] = instruction & 0xFF;
+ message[5] = 0;
+ message[6] = 0;
+ message[7] = 0;
+ }
+
+ if(instruction > 0xFFFFFFFFFF && instruction <= 0xFFFFFFFFFFFF){
+ bytes = 6;
+ message[5] = instruction & 0x0000000000FF;
+ message[4] = (instruction >> 8) & 0x00000000FF;
+ message[3] = (instruction >> 16) & 0x000000FF;
+ message[2] = (instruction >> 24) & 0x0000FF;
+ message[1] = (instruction >> 32) & 0x00FF;
+ instruction = instruction >> 40;
+ message[0] = instruction & 0xFF;
+ message[6] = 0;
+ message[7] = 0;
+ }
+
+ if(instruction > 0xFFFFFFFFFFFF && instruction <= 0xFFFFFFFFFFFFFF){
+ bytes = 7;
+ message[6] = instruction & 0x000000000000FF;
+ message[5] = (instruction >> 8) & 0x0000000000FF;
+ message[4] = (instruction >> 16) & 0x00000000FF;
+ message[3] = (instruction >> 24) & 0x000000FF;
+ message[2] = (instruction >> 32) & 0x0000FF;
+ message[1] = (instruction >> 40) & 0x00FF;
+ instruction = instruction >> 48;
+ message[0] = instruction & 0xFF;
+ message[7] = 0;
+ }
+ if(instruction > 0xFFFFFFFFFFFFFF && instruction <= 0xFFFFFFFFFFFFFFFF){
+ bytes = 8;
+ message[7] = instruction & 0x00000000000000FF;
+ message[6] = (instruction >> 8) & 0x000000000000FF;
+ message[5] = (instruction >> 16) & 0x0000000000FF;
+ message[4] = (instruction >> 24) & 0x00000000FF;
+ message[3] = (instruction >> 32) & 0x000000FF;
+ message[2] = (instruction >> 40) & 0x0000FF;
+ message[1] = (instruction >> 48) & 0x00FF;
+ instruction = instruction >> 56;
+ message[0] = instruction & 0xFF;
}
break;
@@ -894,9 +993,3 @@
//wait(0.2);
}
}
-
- /*printf("loop()\n");
- if(can2.read(msg)) {
- printf("Message received: %d\n", msg.data[0]);
- led2 = !led2;
- } */
\ No newline at end of file