Mangirdas Skripka / Android

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Android.cpp@2:aeecb6277fc7, 2018-01-09 (annotated)

Committer:
maskas
Date:
Tue Jan 09 20:07:04 2018 +0000
Revision:
2:aeecb6277fc7
Parent:
1:6d9353593c3c
Child:
3:36ff03cb6bab
new serial

Who changed what in which revision?

UserRevisionLine numberNew contents of line
maskas 0:9b41a36d03d9 1
maskas 0:9b41a36d03d9 2
maskas 0:9b41a36d03d9 3 #include "mbed.h"
maskas 2:aeecb6277fc7 4 #include<string>
maskas 0:9b41a36d03d9 5 #include "Android.h"
maskas 2:aeecb6277fc7 6 #include "MODSERIAL.h"
maskas 2:aeecb6277fc7 7
maskas 2:aeecb6277fc7 8 #define ARDUINO_STARTED "AR1"
maskas 2:aeecb6277fc7 9 #define ANDROID_CONNECTED "AN1"
maskas 2:aeecb6277fc7 10 #define OK "OK"
maskas 2:aeecb6277fc7 11 #define ARDUINO_HEART_BEAT "ARD_HB"
maskas 2:aeecb6277fc7 12 #define ANDROID_HEART_BEAT "AND_HB"
maskas 2:aeecb6277fc7 13 #define DISPENSING_STARTED "DISP1"
maskas 2:aeecb6277fc7 14 #define DISPENSING_COMPLETE "DISP2"
maskas 2:aeecb6277fc7 15 #define DISPENSING_NO_PAYMENT "DISP0"
maskas 2:aeecb6277fc7 16 #define PRODUCT_TAKEN "TAKEN"
maskas 2:aeecb6277fc7 17 #define DISPENSING_FAILED "DISP3"
maskas 2:aeecb6277fc7 18 #define TAKE_PAYMENT "PAY1"
maskas 2:aeecb6277fc7 19 #define TAKING_PAYMENT "PAY2"
maskas 2:aeecb6277fc7 20 #define PAYMENT_RECEIVED "PAY3"
maskas 2:aeecb6277fc7 21 #define PAYMENT_FAILED "PAY4"
maskas 2:aeecb6277fc7 22 #define SHOW_HOME_SCREEN "HOME"
maskas 2:aeecb6277fc7 23 #define PRODUCT_SELECTED "SELECTION"
maskas 2:aeecb6277fc7 24
maskas 2:aeecb6277fc7 25 #define COMMAND_CONNECTED 100
maskas 2:aeecb6277fc7 26 #define COMMAND_HEARTH_BEAT 101
maskas 2:aeecb6277fc7 27 #define COMMAND_PRODUCT_SELECT 102
maskas 2:aeecb6277fc7 28 #define COMMAND_TAKE_PAYMENT 103
maskas 2:aeecb6277fc7 29 #define COMMAND_DISPENSE 104
maskas 2:aeecb6277fc7 30 #define COMMAND_VALUE 200
maskas 2:aeecb6277fc7 31 #define COMMAND_UNKNOWN 900
maskas 2:aeecb6277fc7 32
maskas 2:aeecb6277fc7 33
maskas 2:aeecb6277fc7 34
maskas 2:aeecb6277fc7 35
maskas 2:aeecb6277fc7 36
maskas 2:aeecb6277fc7 37 #define PAYMENT_MODE "PAID"
maskas 2:aeecb6277fc7 38 #define MESSAGE_BUFFER_SIZE 32
maskas 2:aeecb6277fc7 39
maskas 2:aeecb6277fc7 40 char messageBufferIncoming[MESSAGE_BUFFER_SIZE];
maskas 2:aeecb6277fc7 41 char messageBufferOutgoing[MESSAGE_BUFFER_SIZE];
maskas 2:aeecb6277fc7 42 int lastCommands[3];
maskas 2:aeecb6277fc7 43 int commandValue = 0;
maskas 2:aeecb6277fc7 44
maskas 2:aeecb6277fc7 45 void Android::onMessage(MODSERIAL_IRQ_INFO *q)
maskas 2:aeecb6277fc7 46 {
maskas 2:aeecb6277fc7 47 MODSERIAL *sys = q->serial;
maskas 2:aeecb6277fc7 48 sys->move(messageBufferIncoming, MESSAGE_BUFFER_SIZE);
maskas 2:aeecb6277fc7 49
maskas 2:aeecb6277fc7 50 this->processMessageBuffer();
maskas 2:aeecb6277fc7 51
maskas 2:aeecb6277fc7 52 printf("Command received: %s\n", messageBufferIncoming);
maskas 2:aeecb6277fc7 53 }
maskas 2:aeecb6277fc7 54
maskas 0:9b41a36d03d9 55
maskas 1:6d9353593c3c 56 Android::Android(PinName txPin, PinName rxPin, Carousel& carousel): serial(txPin, rxPin), myled(LED1), carousel(carousel) {
maskas 0:9b41a36d03d9 57 this->serial.baud(115200);
maskas 2:aeecb6277fc7 58 //this->serial.attach(callback(this, &Android::onData));
maskas 2:aeecb6277fc7 59 this->serial.attach(this, &Android::onMessage, MODSERIAL::RxAutoDetect);
maskas 2:aeecb6277fc7 60 this->serial.autoDetectChar('\n');
maskas 0:9b41a36d03d9 61
maskas 1:6d9353593c3c 62 this->ticker.attach(callback(this, &Android::hearthBeat), 5.0f);
maskas 1:6d9353593c3c 63
maskas 1:6d9353593c3c 64 this->carousel.callibrate();
maskas 0:9b41a36d03d9 65 }
maskas 0:9b41a36d03d9 66
maskas 2:aeecb6277fc7 67
maskas 2:aeecb6277fc7 68 void Android::processMessageBuffer()
maskas 2:aeecb6277fc7 69 {
maskas 2:aeecb6277fc7 70 lastCommands[0] = lastCommands[1];
maskas 2:aeecb6277fc7 71 lastCommands[1] = lastCommands[2];
maskas 2:aeecb6277fc7 72
maskas 2:aeecb6277fc7 73 int newCommand = 0;
maskas 2:aeecb6277fc7 74 if (strncmp(messageBufferIncoming, ANDROID_CONNECTED, sizeof(ANDROID_CONNECTED)) == 0) {
maskas 2:aeecb6277fc7 75 newCommand = COMMAND_CONNECTED;
maskas 2:aeecb6277fc7 76 } else if (strncmp(messageBufferIncoming, ANDROID_HEART_BEAT, sizeof(ANDROID_HEART_BEAT)) == 0) {
maskas 2:aeecb6277fc7 77 newCommand = COMMAND_HEARTH_BEAT;
maskas 2:aeecb6277fc7 78 } else if (strncmp(messageBufferIncoming, PRODUCT_SELECTED, sizeof(PRODUCT_SELECTED)) == 0) {
maskas 2:aeecb6277fc7 79 newCommand = COMMAND_PRODUCT_SELECT;
maskas 2:aeecb6277fc7 80 } else if (strncmp(messageBufferIncoming, TAKE_PAYMENT, sizeof(TAKE_PAYMENT)) == 0) {
maskas 2:aeecb6277fc7 81 newCommand = COMMAND_TAKE_PAYMENT;
maskas 2:aeecb6277fc7 82 } else if (strncmp(messageBufferIncoming, DISPENSING_NO_PAYMENT, sizeof(DISPENSING_NO_PAYMENT)) == 0) {
maskas 2:aeecb6277fc7 83 newCommand = COMMAND_DISPENSE;
maskas 2:aeecb6277fc7 84 } else if (atoi(messageBufferIncoming) != 0) {
maskas 2:aeecb6277fc7 85 newCommand = COMMAND_VALUE;
maskas 2:aeecb6277fc7 86 commandValue = atoi(messageBufferIncoming);
maskas 2:aeecb6277fc7 87 } else {
maskas 2:aeecb6277fc7 88 newCommand = COMMAND_UNKNOWN;
maskas 2:aeecb6277fc7 89 printf("Did not understood Android message: ");
maskas 2:aeecb6277fc7 90 printf(messageBufferIncoming);
maskas 2:aeecb6277fc7 91 printf("\n");
maskas 2:aeecb6277fc7 92 }
maskas 2:aeecb6277fc7 93 lastCommands[2] = newCommand;
maskas 2:aeecb6277fc7 94
maskas 2:aeecb6277fc7 95 this->executeCommands();
maskas 2:aeecb6277fc7 96 }
maskas 2:aeecb6277fc7 97
maskas 2:aeecb6277fc7 98 void Android::executeCommands()
maskas 2:aeecb6277fc7 99 {
maskas 2:aeecb6277fc7 100 switch(lastCommands[2]) {
maskas 2:aeecb6277fc7 101 case COMMAND_VALUE:
maskas 2:aeecb6277fc7 102 switch (lastCommands[1]) {
maskas 2:aeecb6277fc7 103 case COMMAND_DISPENSE:
maskas 2:aeecb6277fc7 104 this->carousel.dispenseProduct(lastCommands[2]);
maskas 2:aeecb6277fc7 105 break;
maskas 2:aeecb6277fc7 106 }
maskas 2:aeecb6277fc7 107 break;
maskas 2:aeecb6277fc7 108 case COMMAND_CONNECTED:
maskas 2:aeecb6277fc7 109 this->sendToAndroid(OK);
maskas 2:aeecb6277fc7 110 break;
maskas 2:aeecb6277fc7 111 case COMMAND_DISPENSE:
maskas 2:aeecb6277fc7 112 case COMMAND_TAKE_PAYMENT:
maskas 2:aeecb6277fc7 113 case COMMAND_PRODUCT_SELECT:
maskas 2:aeecb6277fc7 114 case COMMAND_HEARTH_BEAT:
maskas 2:aeecb6277fc7 115 //do nothing
maskas 2:aeecb6277fc7 116 break;
maskas 2:aeecb6277fc7 117 }
maskas 2:aeecb6277fc7 118 }
maskas 2:aeecb6277fc7 119
maskas 2:aeecb6277fc7 120
maskas 2:aeecb6277fc7 121
maskas 0:9b41a36d03d9 122 void Android::hearthBeat(void)
maskas 0:9b41a36d03d9 123 {
maskas 2:aeecb6277fc7 124 this->sendToAndroid(ARDUINO_HEART_BEAT);
maskas 2:aeecb6277fc7 125 }
maskas 0:9b41a36d03d9 126
maskas 2:aeecb6277fc7 127 void Android::sendToAndroid(string message)
maskas 2:aeecb6277fc7 128 {
maskas 2:aeecb6277fc7 129 printf("Sent to Android: %s\n", message);
maskas 2:aeecb6277fc7 130 this->serial.printf("%s\n", message);
maskas 2:aeecb6277fc7 131 this->serial.putc(-91);
maskas 0:9b41a36d03d9 132 }
maskas 0:9b41a36d03d9 133
maskas 0:9b41a36d03d9 134 void Android::onData(void)
maskas 0:9b41a36d03d9 135 {
maskas 0:9b41a36d03d9 136 char command[50];
maskas 2:aeecb6277fc7 137 int id;
maskas 2:aeecb6277fc7 138
maskas 2:aeecb6277fc7 139 command[0] = '\n';
maskas 2:aeecb6277fc7 140 id = -1;
maskas 2:aeecb6277fc7 141
maskas 0:9b41a36d03d9 142 if (this->serial.readable()) {
maskas 2:aeecb6277fc7 143 this->serial.scanf("%s\n", &command);
maskas 2:aeecb6277fc7 144 printf("Command received: %s\n", command);
maskas 0:9b41a36d03d9 145
maskas 2:aeecb6277fc7 146 if (strcmp(command, ANDROID_CONNECTED) == 0) {
maskas 2:aeecb6277fc7 147 this->sendToAndroid(OK);
maskas 2:aeecb6277fc7 148 } else if (command == ANDROID_HEART_BEAT) {
maskas 2:aeecb6277fc7 149 //enjoy
maskas 2:aeecb6277fc7 150 } else if (strcmp(command, PRODUCT_SELECTED) == 0) {
maskas 2:aeecb6277fc7 151 this->serial.scanf("%d\n", &id);
maskas 2:aeecb6277fc7 152 printf("%d\n", id);
maskas 2:aeecb6277fc7 153 //do nothing
maskas 2:aeecb6277fc7 154 //preTurnProduct();
maskas 2:aeecb6277fc7 155 } else if (strcmp(command, TAKE_PAYMENT) == 0) {
maskas 2:aeecb6277fc7 156 //do nothing
maskas 2:aeecb6277fc7 157 } else if (strcmp(command, DISPENSING_NO_PAYMENT) == 0) {
maskas 2:aeecb6277fc7 158 this->serial.scanf("%d\n", &id);
maskas 2:aeecb6277fc7 159 printf("%d\n", id);
maskas 2:aeecb6277fc7 160 this->carousel.dispenseProduct(id);
maskas 2:aeecb6277fc7 161 } else {
maskas 2:aeecb6277fc7 162 printf("Did not understood Android message: ");
maskas 2:aeecb6277fc7 163 printf(command);
maskas 2:aeecb6277fc7 164 printf("\n");
maskas 2:aeecb6277fc7 165 }
maskas 2:aeecb6277fc7 166
maskas 2:aeecb6277fc7 167
maskas 2:aeecb6277fc7 168
maskas 0:9b41a36d03d9 169 }
maskas 0:9b41a36d03d9 170 }