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Here
Dependencies: Hexi_KW40Z Hexi_OLED_SSD1351 nRF24L01 FXOS8700
Diff: main.cpp
- Revision:
- 0:6384ad26fe6c
- Child:
- 1:ee1a74958b09
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Mon Mar 06 17:20:12 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); + +} +