Hexiwear Alert System
Here
Dependencies: Hexi_KW40Z Hexi_OLED_SSD1351 nRF24L01
Diff: main.cpp
- Revision:
- 0:b90e36f56a80
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Mar 06 17:19:51 2017 +0000
@@ -0,0 +1,374 @@
+#include "mbed.h"
+#include "Hexi_KW40Z.h"
+#include "Hexi_OLED_SSD1351.h"
+#include "OLED_types.h"
+#include "OpenSans_Font.h"
+#include "nRF24L01P.h"
+#include "string.h"
+#include "images.h"
+
+#define NAME "RB"
+
+#define LED_ON 0
+#define LED_OFF 1
+#define NUM_OF_SCREENS 6
+#define TRANSFER_SIZE 4
+
+void StartHaptic(void);
+void StopHaptic(void const *n);
+void txTask(void);
+
+void displayHome();
+void screenHandler(uint8_t stageNum,uint8_t header);
+
+DigitalOut redLed(LED1,1);
+DigitalOut greenLed(LED2,1);
+DigitalOut blueLed(LED3,1);
+DigitalOut haptic(PTB9);
+
+/* Define timer for haptic feedback */
+RtosTimer hapticTimer(StopHaptic, osTimerOnce);
+
+/* Instantiate the Hexi KW40Z Driver (UART TX, UART RX) */
+KW40Z kw40z_device(PTE24, PTE25);
+
+/* Instantiate the SSD1351 OLED Driver */
+SSD1351 oled(PTB22,PTB21,PTC13,PTB20,PTE6, PTD15); /* (MOSI,SCLK,POWER,CS,RST,DC) */
+oled_text_properties_t textProperties = {0};
+
+/* Instantiate the nRF24L01P Driver */
+nRF24L01P my_nrf24l01p(PTC6,PTC7,PTC5,PTC4,PTB2,NC); // mosi, miso, sck, csn, ce, irq
+
+ /* Text Buffer */
+char text[20];
+
+uint8_t screenNum=0;
+bool prefix=0;
+bool sentMessageDisplayedFlag=0;
+char rxData[TRANSFER_SIZE];
+char txData[TRANSFER_SIZE];
+
+/* Pointer for the image to be displayed */
+const uint8_t *homeBMP = HEXIWEAR_HOME_bmp;
+const uint8_t *sendBMP = HEXIWEAR_SEND_bmp;
+const uint8_t *bannerBMP = hexicomm_bmp;
+
+/****************************Call Back Functions*******************************/
+/*Send Button */
+void ButtonRight(void)
+{
+ if (!sentMessageDisplayedFlag)
+ {
+ StartHaptic();
+
+ // Send the transmitbuffer via the nRF24L01+
+ my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, 4 );
+ }
+}
+
+/*Home Button */
+void ButtonLeft(void)
+{
+ StartHaptic();
+ screenNum = 0;
+
+ /*Turn off Green LED */
+ sentMessageDisplayedFlag=0;
+ greenLed = !sentMessageDisplayedFlag;
+
+ /*Redraw Send Button*/
+ oled.DrawImage(sendBMP,53,81);
+ screenHandler(screenNum,prefix);
+}
+
+/*Toggles Between I am @ and Meet @ */
+void ButtonUp(void)
+{
+ if (screenNum !=0)
+ {
+ StartHaptic();
+
+ /*Turn off Green LED */
+ sentMessageDisplayedFlag=0;
+ greenLed = !sentMessageDisplayedFlag;
+
+ /*Redraw Send Button*/
+ oled.DrawImage(sendBMP,53,81);
+
+ prefix = !prefix;
+ screenHandler(screenNum,prefix);
+ }
+}
+
+/*Advances Stage Number */
+void ButtonDown(void)
+{
+ StartHaptic();
+
+ /*Turn off Green LED */
+ sentMessageDisplayedFlag=0;
+ greenLed = !sentMessageDisplayedFlag;
+
+ /*Redraw Send Button*/
+ oled.DrawImage(sendBMP,53,81);
+
+ if (screenNum < NUM_OF_SCREENS -1) {
+ screenNum++;
+ }
+ else
+ {
+ screenNum = 0;
+ }
+
+ screenHandler(screenNum,prefix);
+}
+
+
+/***********************End of Call Back Functions*****************************/
+
+/********************************Main******************************************/
+
+int main()
+{
+ /* Wait Sequence in the beginning for board to be reset then placed in mini docking station*/
+
+ Thread::wait(6000);
+ blueLed=0;
+ Thread::wait(500);
+ blueLed=1;
+
+
+ /* NRF24l0p Setup */
+ my_nrf24l01p.init();
+ my_nrf24l01p.powerUp();
+ my_nrf24l01p.setAirDataRate(NRF24L01P_DATARATE_250_KBPS);
+ my_nrf24l01p.setRfOutputPower(NRF24L01P_TX_PWR_ZERO_DB);
+ my_nrf24l01p.setRxAddress(0xE7E7E7E7E8);
+ my_nrf24l01p.setTxAddress(0xE7E7E7E7E8);
+ my_nrf24l01p.setTransferSize( TRANSFER_SIZE );
+ my_nrf24l01p.setReceiveMode();
+ my_nrf24l01p.enable();
+
+ /* Get OLED Class Default Text Properties */
+ oled.GetTextProperties(&textProperties);
+
+ /* Fills the screen with solid black */
+ oled.FillScreen(COLOR_BLACK);
+
+ /* Register callbacks to application functions */
+ kw40z_device.attach_buttonLeft(&ButtonLeft);
+ kw40z_device.attach_buttonRight(&ButtonRight);
+ kw40z_device.attach_buttonUp(&ButtonUp);
+ kw40z_device.attach_buttonDown(&ButtonDown);
+
+ /* Change font color to white */
+ textProperties.fontColor = COLOR_WHITE;
+ textProperties.alignParam = OLED_TEXT_ALIGN_CENTER;
+ oled.SetTextProperties(&textProperties);
+
+ /*Displays the Home Screen*/
+ displayHome();
+
+ /*Draw Home Button and Send Button*/
+ oled.DrawImage(homeBMP,0,81);
+ oled.DrawImage(sendBMP,53,81);
+ oled.DrawImage(hexicomm_bmp,0,0);
+
+ while (true)
+ {
+
+ // If we've received anything in the nRF24L01+...
+ if ( my_nrf24l01p.readable() ) {
+
+ // ...read the data into the receive buffer
+ my_nrf24l01p.read( NRF24L01P_PIPE_P0, rxData, sizeof(rxData));
+
+ //Set a flag that a message has been received
+ sentMessageDisplayedFlag=1;
+
+ //Turn on Green LED to indicate received message
+ greenLed = !sentMessageDisplayedFlag;
+ //Turn area black to get rid of Send Button
+ oled.DrawBox (53,81,43,15,COLOR_BLACK);
+
+
+ char name[7];
+
+ name[0] = rxData[2];
+ name[1] = rxData[3];
+ name[2] = ' ';
+ name[3] = 's';
+ name[4] = 'e';
+ name[5] = 'n';
+ name[6] = 't';
+
+ oled.TextBox((uint8_t *)name,0,20,95,18);
+
+ switch (rxData[0])
+ {
+ case 'M':
+ {
+ oled.TextBox("Meet",0,35,95,18);
+ break;
+ }
+ case 'I':
+ {
+ oled.TextBox(" ",0,35,95,18);
+ break;
+ }
+
+ default: {break;}
+
+ }
+
+ switch (rxData[1])
+ {
+ case '0':
+ {
+ oled.TextBox("Where Yall?",0,50,95,18);
+ break;
+ }
+ case '1':
+ {
+ oled.TextBox("@ Stage 1",0,50,95,18);
+ break;
+ }
+ case '2':
+ {
+ oled.TextBox("@ Stage 2",0,50,95,18);
+ break;
+ }
+ case '3':
+ {
+ oled.TextBox("@ Stage 3",0,50,95,18);
+ break;
+ }
+ case '4':
+ {
+ oled.TextBox("@ Stage 4",0,50,95,18);
+ break;
+ }
+ case '5':
+ {
+ oled.TextBox("@ Stage 5",0,50,95,18);
+ break;
+ }
+
+ default:{break;}
+ }
+ StartHaptic();
+ }
+
+
+ Thread::wait(50);
+ }
+}
+
+/******************************End of Main*************************************/
+
+void StartHaptic(void) {
+ hapticTimer.start(50);
+ haptic = 1;
+}
+
+void StopHaptic(void const *n) {
+ haptic = 0;
+ hapticTimer.stop();
+}
+
+void displayHome(void)
+{
+
+ oled.TextBox(" ",0,20,95,18); //Line 1
+ oled.TextBox("Where",0,35,95,18); //Line 2
+ oled.TextBox("Yall At?",0,50,95,18); //Line 3
+ strcpy(txData,"I"); //Packet[0]
+ strcat(txData,"0"); //Packet[1]
+ strcat(txData,NAME); //Packet[2:3]
+}
+
+
+void screenHandler(uint8_t stageNum,uint8_t header)
+{
+
+ //Text for Line 1
+ oled.TextBox(" ",0,20,95,18);
+
+ //Text for Line 2
+ switch(header)
+ {
+ case 0:
+ {
+ //Packet Encoding for I am @
+ strcpy(txData,"I");
+ oled.TextBox("I am",0,35,95,18);
+ break;
+ }
+ case 1:
+ {
+ //Packet Encoding for Meet @
+ strcpy(txData,"M");
+ oled.TextBox("Meet",0,35,95,18);
+ break;
+ }
+ default:
+ {
+ break;
+ }
+ }
+
+ //Text for Line 3
+ switch (stageNum)
+ {
+ case 0:
+ {
+ displayHome();
+ break;
+ }
+
+ case 1:
+ {
+ //Packet Encoding for Stage 1
+ strcat(txData,"1");
+ oled.TextBox("@ Stage 1",0,50,95,18);
+ break;
+ }
+ case 2:
+ {
+ //Packet Encoding for Stage 2
+ strcat(txData,"2");
+ oled.TextBox("@ Stage 2",0,50,95,18);
+ break;
+ }
+ case 3:
+ {
+ //Packet Encoding for Stage 3
+ strcat(txData,"3");
+ oled.TextBox("@ Stage 3",0,50,95,18);
+ break;
+ }
+ case 4:
+ {
+ //Packet Encoding for Stage 4
+ strcat(txData,"4");
+ oled.TextBox("@ Stage 4",0,50,95,18);
+ break;
+ }
+ case 5:
+ {
+ //Packet Encoding for Stage 5
+ strcat(txData,"5");
+ oled.TextBox("@ Stage 5",0,50,95,18);
+ break;
+ }
+ default:
+ {
+ break;
+ }
+ }
+
+ //Append Initials to txData[2:3].
+ strcat(txData,NAME);
+
+}
+