Luccas Eagles / TEST_EMBEDDED_LUCCAS

fork of what I have been writing

Dependencies:   Crypto

ES_CW2_Starter_STARFISH/SerialCommunication.h@11:038d3ba0d720, 2020-03-06 (annotated)

Committer:
kubitz
Date:
Fri Mar 06 14:27:16 2020 +0000
Revision:
11:038d3ba0d720
Child:
13:f6e37c21d31d
File tree - restructured

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kubitz 11:038d3ba0d720 1
kubitz 11:038d3ba0d720 2 // Serial port variables
kubitz 11:038d3ba0d720 3 std::string buffer_serial = "";
kubitz 11:038d3ba0d720 4 RawSerial pc(USBTX, USBRX);
kubitz 11:038d3ba0d720 5 char command_category;
kubitz 11:038d3ba0d720 6 Mail<uint8_t, 8> inCharQ;
kubitz 11:038d3ba0d720 7 float NewRotation;
kubitz 11:038d3ba0d720 8 float NewSpeed;
kubitz 11:038d3ba0d720 9 uint64_t NewKey;
kubitz 11:038d3ba0d720 10
kubitz 11:038d3ba0d720 11 // Serial port methods
kubitz 11:038d3ba0d720 12
kubitz 11:038d3ba0d720 13 // Decode characters in the serial buffer
kubitz 11:038d3ba0d720 14 void decode_serial_buffer(std::string serial_buffer);
kubitz 11:038d3ba0d720 15 // Thread that receives character one by one until \r is received
kubitz 11:038d3ba0d720 16 void thread_processor_callback();
kubitz 11:038d3ba0d720 17 // ISR - Interrupt service routine for the Serial communication
kubitz 11:038d3ba0d720 18 void serialISR();
kubitz 11:038d3ba0d720 19
kubitz 11:038d3ba0d720 20
kubitz 11:038d3ba0d720 21 void decode_serial_buffer(std::string serial_buffer)
kubitz 11:038d3ba0d720 22 {
kubitz 11:038d3ba0d720 23 command_category = serial_buffer[0];
kubitz 11:038d3ba0d720 24 switch (command_category)
kubitz 11:038d3ba0d720 25 {
kubitz 11:038d3ba0d720 26 case 'R':
kubitz 11:038d3ba0d720 27 // Rotation command - R-?\d{1,s4}(\.\d)?
kubitz 11:038d3ba0d720 28 Rotation_mutex.lock();
kubitz 11:038d3ba0d720 29 sscanf(serial_buffer.c_str(), "%c %f", &command_category, &NewRotation);
kubitz 11:038d3ba0d720 30 pc.printf("You have a new rotation: %f \r\n", NewRotation);
kubitz 11:038d3ba0d720 31 Rotation_mutex.unlock();
kubitz 11:038d3ba0d720 32
kubitz 11:038d3ba0d720 33 break;
kubitz 11:038d3ba0d720 34 case 'V':
kubitz 11:038d3ba0d720 35 // Speed command - V\d{1,3}(\.\d)?
kubitz 11:038d3ba0d720 36 Speed_mutex.lock();
kubitz 11:038d3ba0d720 37 sscanf(serial_buffer.c_str(), "%c %f", &command_category, &NewSpeed);
kubitz 11:038d3ba0d720 38 pc.printf("You have a new speed: %f \r\n", NewSpeed);
kubitz 11:038d3ba0d720 39 Speed_mutex.unlock();
kubitz 11:038d3ba0d720 40 // to implement !
kubitz 11:038d3ba0d720 41 break;
kubitz 11:038d3ba0d720 42
kubitz 11:038d3ba0d720 43 case 'K':
kubitz 11:038d3ba0d720 44 // Bitcoin key command - K[0-9a-fA-F]{16}
kubitz 11:038d3ba0d720 45 NewKey_mutex.lock();
kubitz 11:038d3ba0d720 46 sscanf(serial_buffer.c_str(), "%c %llx", &command_category, &NewKey);
kubitz 11:038d3ba0d720 47 pc.printf("You have entered a new bitcoin key: %llu \r\n",(long long) NewKey);
kubitz 11:038d3ba0d720 48 NewKey_mutex.unlock();
kubitz 11:038d3ba0d720 49 break;
kubitz 11:038d3ba0d720 50
kubitz 11:038d3ba0d720 51 case 'T':
kubitz 11:038d3ba0d720 52 // Melody command - T([A-G][#^]?[1-8]){1,16}
kubitz 11:038d3ba0d720 53 Music_mutex.lock();
kubitz 11:038d3ba0d720 54 pc.printf("You have entered a new melody: --> TO IMPLEMENT <--- \r\n");
kubitz 11:038d3ba0d720 55 Music_mutex.unlock();
kubitz 11:038d3ba0d720 56 // to implement !
kubitz 11:038d3ba0d720 57
kubitz 11:038d3ba0d720 58 default:
kubitz 11:038d3ba0d720 59 printf("Input value out of format - please try again! \r\n");
kubitz 11:038d3ba0d720 60 }
kubitz 11:038d3ba0d720 61 }
kubitz 11:038d3ba0d720 62
kubitz 11:038d3ba0d720 63 // Thread processor raw serial inputs:
kubitz 11:038d3ba0d720 64 void thread_processor_callback()
kubitz 11:038d3ba0d720 65 {
kubitz 11:038d3ba0d720 66 while (true)
kubitz 11:038d3ba0d720 67 {
kubitz 11:038d3ba0d720 68 osEvent evt = inCharQ.get();
kubitz 11:038d3ba0d720 69 uint8_t *newChar = (uint8_t *)evt.value.p;
kubitz 11:038d3ba0d720 70 buffer_serial += (*newChar);
kubitz 11:038d3ba0d720 71 //Store the new character
kubitz 11:038d3ba0d720 72 if (buffer_serial.back() == '\r')
kubitz 11:038d3ba0d720 73 {
kubitz 11:038d3ba0d720 74 buffer_serial += '\0';
kubitz 11:038d3ba0d720 75 decode_serial_buffer(buffer_serial);
kubitz 11:038d3ba0d720 76 buffer_serial = "";
kubitz 11:038d3ba0d720 77 }
kubitz 11:038d3ba0d720 78 inCharQ.free(newChar);
kubitz 11:038d3ba0d720 79 }
kubitz 11:038d3ba0d720 80 }
kubitz 11:038d3ba0d720 81
kubitz 11:038d3ba0d720 82 void serialISR()
kubitz 11:038d3ba0d720 83 {
kubitz 11:038d3ba0d720 84 uint8_t *newChar = inCharQ.alloc();
kubitz 11:038d3ba0d720 85 *newChar = pc.getc();
kubitz 11:038d3ba0d720 86 inCharQ.put(newChar);
kubitz 11:038d3ba0d720 87 }