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mDot_Send_Data
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Dependencies: libmDot-dev-mbed5-deprecated ISL29011
Fork of
mdot-examples
by 
3mdeb
peer_to_peer_example.cpp@19:0799d6348449, 2017-12-10 (annotated)
- Committer:
- SDesign2018
- Date:
- Sun Dec 10 21:03:22 2017 +0000
- Revision:
- 19:0799d6348449
- Parent:
- 18:0185bc4b9935
Made the interrupt trigger a takeTemperature Flag instead. It seems that it goes it but triggers a mbed assertion failure.
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| SDesign2018 | 5:c9ab5062cfc3 | 1 | #include <stdlib.h> |
| SDesign2018 | 6:3b41238872a8 | 2 | #include <iostream> |
| SDesign2018 | 5:c9ab5062cfc3 | 3 | #include <string.h> |
| SDesign2018 | 5:c9ab5062cfc3 | 4 | #include <mbed.h> |
| SDesign2018 | 4:b0ce6385d008 | 5 | #include "dot_util.h" |
| SDesign2018 | 4:b0ce6385d008 | 6 | #include "RadioEvent.h" |
| SDesign2018 | 5:c9ab5062cfc3 | 7 | #include "itoa.h" |
| SDesign2018 | 5:c9ab5062cfc3 | 8 | |
| SDesign2018 | 4:b0ce6385d008 | 9 | |
| SDesign2018 | 4:b0ce6385d008 | 10 | ///////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 11 | // -------------------- DOT LIBRARY REQUIRED ------------------------------// |
| SDesign2018 | 4:b0ce6385d008 | 12 | // * Because these example programs can be used for both mDot and xDot // |
| SDesign2018 | 4:b0ce6385d008 | 13 | // devices, the LoRa stack is not included. The libmDot library should // |
| SDesign2018 | 4:b0ce6385d008 | 14 | // be imported if building for mDot devices. The libxDot library // |
| SDesign2018 | 4:b0ce6385d008 | 15 | // should be imported if building for xDot devices. // |
| SDesign2018 | 4:b0ce6385d008 | 16 | // * https://developer.mbed.org/teams/MultiTech/code/libmDot-dev-mbed5/ // |
| SDesign2018 | 4:b0ce6385d008 | 17 | // * https://developer.mbed.org/teams/MultiTech/code/libmDot-mbed5/ // |
| SDesign2018 | 4:b0ce6385d008 | 18 | // * https://developer.mbed.org/teams/MultiTech/code/libxDot-dev-mbed5/ // |
| SDesign2018 | 4:b0ce6385d008 | 19 | // * https://developer.mbed.org/teams/MultiTech/code/libxDot-mbed5/ // |
| SDesign2018 | 4:b0ce6385d008 | 20 | ///////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 21 | |
| SDesign2018 | 17:0a8d151af3c6 | 22 | |
| SDesign2018 | 4:b0ce6385d008 | 23 | ///////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 24 | // * these options must match between the two devices in // |
| SDesign2018 | 4:b0ce6385d008 | 25 | // order for communication to be successful |
| SDesign2018 | 4:b0ce6385d008 | 26 | //-------------------MDOT variables------------------------// |
| SDesign2018 | 4:b0ce6385d008 | 27 | ///////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 28 | static uint8_t network_address[] = { 0x00, 0x11, 0x22, 0x33 }; |
| SDesign2018 | 4:b0ce6385d008 | 29 | static uint8_t network_session_key[] = { 0x00, 0x11, 0x22, 0x33, 0x00, 0x11, 0x22, 0x33, 0x00, 0x11, 0x22, 0x33, 0x00, 0x11, 0x22, 0x33 }; |
| SDesign2018 | 4:b0ce6385d008 | 30 | static uint8_t data_session_key[] = { 0x33, 0x22, 0x11, 0x00, 0x33, 0x22, 0x11, 0x00, 0x33, 0x22, 0x11, 0x00, 0x33, 0x22, 0x11, 0x00 }; |
| SDesign2018 | 4:b0ce6385d008 | 31 | |
| SDesign2018 | 4:b0ce6385d008 | 32 | mDot* dot = NULL; |
| SDesign2018 | 4:b0ce6385d008 | 33 | lora::ChannelPlan* plan = NULL; |
| SDesign2018 | 4:b0ce6385d008 | 34 | //--------------End of MDOT variables-------------------// |
| SDesign2018 | 4:b0ce6385d008 | 35 | |
| SDesign2018 | 4:b0ce6385d008 | 36 | Serial pc(USBTX, USBRX); |
| SDesign2018 | 4:b0ce6385d008 | 37 | |
| SDesign2018 | 4:b0ce6385d008 | 38 | // ADXL372 Slave SPI |
| SDesign2018 | 4:b0ce6385d008 | 39 | DigitalOut MOSI(D11); |
| SDesign2018 | 4:b0ce6385d008 | 40 | DigitalIn MISO(D12); |
| SDesign2018 | 4:b0ce6385d008 | 41 | DigitalOut SPI_CLK(D13); |
| SDesign2018 | 4:b0ce6385d008 | 42 | DigitalOut SPI_CS(D10); |
| SDesign2018 | 4:b0ce6385d008 | 43 | //InterruptIn INT1(); |
| SDesign2018 | 4:b0ce6385d008 | 44 | //InterruptIn INT2(); |
| SDesign2018 | 11:dce6c1b255fd | 45 | |
| SDesign2018 | 17:0a8d151af3c6 | 46 | DigitalOut led1(LED1); |
| SDesign2018 | 4:b0ce6385d008 | 47 | |
| SDesign2018 | 4:b0ce6385d008 | 48 | // ADXL372 Slave I2C |
| SDesign2018 | 4:b0ce6385d008 | 49 | I2C ADXL372(I2C_SDA, I2C_SCL); // (D14,D15) (MISO, CS) |
| SDesign2018 | 4:b0ce6385d008 | 50 | |
| SDesign2018 | 4:b0ce6385d008 | 51 | // ADT7410 Temperature |
| SDesign2018 | 4:b0ce6385d008 | 52 | I2C ADT7410(I2C_SDA, I2C_SCL); // Attempt at making I2C connection to slaves (D14,D15) |
| SDesign2018 | 4:b0ce6385d008 | 53 | InterruptIn ADT7410_Int(D2); // Allow this pin for ADT7410 Interrupt critical temperature notice |
| SDesign2018 | 4:b0ce6385d008 | 54 | |
| SDesign2018 | 4:b0ce6385d008 | 55 | // DS7505s Temperature |
| SDesign2018 | 4:b0ce6385d008 | 56 | I2C DS7505(I2C_SDA, I2C_SCL); // Attempt at making I2C connection to slaves (D14,D15) |
| SDesign2018 | 4:b0ce6385d008 | 57 | |
| SDesign2018 | 4:b0ce6385d008 | 58 | // Create reocurring interrupt function that could be used to periodically take temperatures |
| SDesign2018 | 4:b0ce6385d008 | 59 | // Not working right now due to some mutex initialize error |
| SDesign2018 | 4:b0ce6385d008 | 60 | // Suspect that it is due to it having be a RTOS task thing |
| SDesign2018 | 4:b0ce6385d008 | 61 | // Should probably go back to using an in processor timer interrupt instead of mbed |
| SDesign2018 | 4:b0ce6385d008 | 62 | Ticker interruptEverything; |
| SDesign2018 | 4:b0ce6385d008 | 63 | |
| SDesign2018 | 4:b0ce6385d008 | 64 | const int ADT7410_Address_7BIT = 0x49; // A0 set HIGH and A1 set LOW |
| SDesign2018 | 4:b0ce6385d008 | 65 | const int ADT7410_Address_8BIT = ADT7410_Address_7BIT << 1; // Shift 1 bit to left for R/~W bit, and basic I2C format |
| SDesign2018 | 4:b0ce6385d008 | 66 | |
| SDesign2018 | 4:b0ce6385d008 | 67 | const int ADXL372_Address_7bit = 0x1D; // Address for the I2C if MISO pulled low, 0x53 if pulled high |
| SDesign2018 | 4:b0ce6385d008 | 68 | const int ADXL372_Address_8bit = ADXL372_Address_7bit << 1; // Same |
| SDesign2018 | 4:b0ce6385d008 | 69 | |
| SDesign2018 | 4:b0ce6385d008 | 70 | const int DS7505s_Address_7bit = 0x48; // A0 set LOR, A1 set LOW, A2 set LOW |
| SDesign2018 | 4:b0ce6385d008 | 71 | const int DS7505s_Address_8bit = DS7505s_Address_7bit << 1; // Same |
| SDesign2018 | 4:b0ce6385d008 | 72 | |
| SDesign2018 | 19:0799d6348449 | 73 | char * rawTempValues; // Could change to uint8_t, same for other char pointers |
| SDesign2018 | 19:0799d6348449 | 74 | uint16_t convertedTempValue; // Data values must be uint16_t for conversion and send prep |
| SDesign2018 | 19:0799d6348449 | 75 | int regAddress; |
| SDesign2018 | 19:0799d6348449 | 76 | |
| SDesign2018 | 19:0799d6348449 | 77 | uint16_t temperatureBuffer[20]; |
| SDesign2018 | 4:b0ce6385d008 | 78 | |
| SDesign2018 | 17:0a8d151af3c6 | 79 | int counter = 0; |
| SDesign2018 | 19:0799d6348449 | 80 | bool takeTemperature = false; |
| SDesign2018 | 17:0a8d151af3c6 | 81 | |
| SDesign2018 | 4:b0ce6385d008 | 82 | //-------------------All prototype functions-----------------------// |
| SDesign2018 | 4:b0ce6385d008 | 83 | void ADXL372Initialize(void); |
| SDesign2018 | 4:b0ce6385d008 | 84 | |
| SDesign2018 | 4:b0ce6385d008 | 85 | int accelerometerI2CWrite(int hexAddress, int hexData); |
| SDesign2018 | 4:b0ce6385d008 | 86 | char * accelerometerI2CRead(int hexAddress); |
| SDesign2018 | 4:b0ce6385d008 | 87 | void ADXL372Reset(void); |
| SDesign2018 | 10:db20118b7d32 | 88 | void I2CSelfTest(void); |
| SDesign2018 | 4:b0ce6385d008 | 89 | void BitBangSPIWrite(const unsigned char regAddr, const unsigned char regData); |
| SDesign2018 | 5:c9ab5062cfc3 | 90 | uint8_t BitBangSPIRead (const unsigned char regAddr); |
| SDesign2018 | 4:b0ce6385d008 | 91 | |
| SDesign2018 | 4:b0ce6385d008 | 92 | int ADT7410Write(unsigned char registerAddress, unsigned char data); |
| SDesign2018 | 4:b0ce6385d008 | 93 | char * ADT7410Read(int hex); |
| SDesign2018 | 4:b0ce6385d008 | 94 | |
| SDesign2018 | 4:b0ce6385d008 | 95 | int DS7505sWrite(unsigned char registerAddress, unsigned char data); |
| SDesign2018 | 4:b0ce6385d008 | 96 | char * DS7505sRead(int hex); |
| SDesign2018 | 4:b0ce6385d008 | 97 | |
| SDesign2018 | 13:e336881e0a3e | 98 | char twosComplementConversion(char value); |
| SDesign2018 | 6:3b41238872a8 | 99 | void flushSerialBuffer(void); |
| SDesign2018 | 4:b0ce6385d008 | 100 | //---------------------End of prototype functions-----------------------------// |
| SDesign2018 | 4:b0ce6385d008 | 101 | |
| SDesign2018 | 4:b0ce6385d008 | 102 | void printMenu(){ |
| SDesign2018 | 4:b0ce6385d008 | 103 | pc.printf("Please eneter a debug option: \n\r" |
| SDesign2018 | 5:c9ab5062cfc3 | 104 | "1: I2C Read converted values from Accelerometer ADXL372\n\r" |
| SDesign2018 | 4:b0ce6385d008 | 105 | "2: Read converted values from Temperature ADT7410\n\r" |
| SDesign2018 | 4:b0ce6385d008 | 106 | "3: Read raw values from Accelerometer ADXL372\n\r" |
| SDesign2018 | 4:b0ce6385d008 | 107 | "4: Read raw values from Temperature ADT7410\n\r" |
| SDesign2018 | 9:df0c4e8a3097 | 108 | "5: Initialize Accelerometer with I2C\n\r" |
| SDesign2018 | 10:db20118b7d32 | 109 | "6: Reset Accelerometer with I2C\n\r" |
| SDesign2018 | 10:db20118b7d32 | 110 | "7: Perform self test with I2C\n\r" |
| SDesign2018 | 10:db20118b7d32 | 111 | "8: Send Temperature data\n\r" |
| SDesign2018 | 10:db20118b7d32 | 112 | "9: SPI Read values from Accelerometer ADXL372\n\r" |
| SDesign2018 | 10:db20118b7d32 | 113 | "a: SPI reset for ADXL372\n\r" |
| SDesign2018 | 10:db20118b7d32 | 114 | "b: Initialize Accelerometer with SPI\n\r" |
| SDesign2018 | 10:db20118b7d32 | 115 | "c: Check data in status register with SPI\n\r" |
| SDesign2018 | 12:bdf16bf682ec | 116 | "d: Perform self test with SPI\n\r" |
| SDesign2018 | 17:0a8d151af3c6 | 117 | "e: Perform two's complement on accel data\n\r" |
| SDesign2018 | 17:0a8d151af3c6 | 118 | "g: Set temperature critical to 24 celsius\n\r" |
| SDesign2018 | 17:0a8d151af3c6 | 119 | "h: Print interrupt counter\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 120 | } |
| SDesign2018 | 4:b0ce6385d008 | 121 | |
| SDesign2018 | 4:b0ce6385d008 | 122 | |
| SDesign2018 | 4:b0ce6385d008 | 123 | /******************************************************************************* |
| SDesign2018 | 4:b0ce6385d008 | 124 | * Function to be called by the ticker interrupt |
| SDesign2018 | 4:b0ce6385d008 | 125 | * Read temperatures and send it |
| SDesign2018 | 4:b0ce6385d008 | 126 | * |
| SDesign2018 | 4:b0ce6385d008 | 127 | * |
| SDesign2018 | 4:b0ce6385d008 | 128 | ******************************************************************************/ |
| SDesign2018 | 4:b0ce6385d008 | 129 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 130 | void interruptReadTemperature(void){ |
| SDesign2018 | 4:b0ce6385d008 | 131 | std::vector<uint8_t> tx_data; |
| SDesign2018 | 4:b0ce6385d008 | 132 | uint16_t temperatures; |
| SDesign2018 | 4:b0ce6385d008 | 133 | char data[2] = {0, 0}; |
| SDesign2018 | 4:b0ce6385d008 | 134 | char cmd[1]; |
| SDesign2018 | 4:b0ce6385d008 | 135 | cmd[0] = 0x00; |
| SDesign2018 | 4:b0ce6385d008 | 136 | //pc.printf("Register Addres is: %x \n\r", cmd[0]); |
| SDesign2018 | 4:b0ce6385d008 | 137 | if(ADT7410.write(ADT7410_Address_8BIT, cmd,1) == 0){ |
| SDesign2018 | 4:b0ce6385d008 | 138 | if(ADT7410.read(ADT7410_Address_8BIT, data, 2) == 0){ |
| SDesign2018 | 4:b0ce6385d008 | 139 | temperatures = ((data[0] << 8) | data[1]) >> 3; |
| SDesign2018 | 4:b0ce6385d008 | 140 | tx_data.push_back((temperatures >> 8) & 0xFF); |
| SDesign2018 | 4:b0ce6385d008 | 141 | tx_data.push_back(temperatures & 0xFF); |
| SDesign2018 | 4:b0ce6385d008 | 142 | logInfo("light: %lu [0x%04X]", temperatures, temperatures); |
| SDesign2018 | 4:b0ce6385d008 | 143 | send_data(tx_data); |
| SDesign2018 | 4:b0ce6385d008 | 144 | //return (data[0] >> 8 | data[1])>>3; // Explained here: https://stackoverflow.com/a/141576 SOOO GOOOOODDD |
| SDesign2018 | 4:b0ce6385d008 | 145 | |
| SDesign2018 | 4:b0ce6385d008 | 146 | } |
| SDesign2018 | 4:b0ce6385d008 | 147 | } |
| SDesign2018 | 4:b0ce6385d008 | 148 | } |
| SDesign2018 | 4:b0ce6385d008 | 149 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 150 | |
| SDesign2018 | 19:0799d6348449 | 151 | void CriticalTemperatureInterrupt(void){ |
| SDesign2018 | 19:0799d6348449 | 152 | takeTemperature = true; // Take temperature because something happened |
| SDesign2018 | 17:0a8d151af3c6 | 153 | } |
| SDesign2018 | 17:0a8d151af3c6 | 154 | |
| SDesign2018 | 11:dce6c1b255fd | 155 | |
| SDesign2018 | 11:dce6c1b255fd | 156 | |
| SDesign2018 | 11:dce6c1b255fd | 157 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 11:dce6c1b255fd | 158 | /* _ |
| SDesign2018 | 11:dce6c1b255fd | 159 | ____ ___ ____ _(_)___ |
| SDesign2018 | 11:dce6c1b255fd | 160 | / __ `__ \/ __ `/ / __ \ |
| SDesign2018 | 11:dce6c1b255fd | 161 | / / / / / / /_/ / / / / / |
| SDesign2018 | 11:dce6c1b255fd | 162 | /_/ /_/ /_/\__,_/_/_/ /_/ |
| SDesign2018 | 11:dce6c1b255fd | 163 | |
| SDesign2018 | 11:dce6c1b255fd | 164 | *////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 165 | int main() { |
| SDesign2018 | 4:b0ce6385d008 | 166 | // Custom event handler for automatically displaying RX data |
| SDesign2018 | 5:c9ab5062cfc3 | 167 | //interruptEverything.attach(&interruptReadTemperature, 7.0); |
| SDesign2018 | 4:b0ce6385d008 | 168 | RadioEvent events; |
| SDesign2018 | 4:b0ce6385d008 | 169 | uint32_t tx_frequency; |
| SDesign2018 | 4:b0ce6385d008 | 170 | uint8_t tx_datarate; |
| SDesign2018 | 4:b0ce6385d008 | 171 | uint8_t tx_power; |
| SDesign2018 | 4:b0ce6385d008 | 172 | uint8_t frequency_band; |
| SDesign2018 | 4:b0ce6385d008 | 173 | |
| SDesign2018 | 4:b0ce6385d008 | 174 | // Points to the returned char pointer from called functions |
| SDesign2018 | 19:0799d6348449 | 175 | //char * rawTempValues; // Could change to uint8_t, same for other char pointers |
| SDesign2018 | 16:12f38e4755de | 176 | char Xmsb; |
| SDesign2018 | 16:12f38e4755de | 177 | char Xlsb; |
| SDesign2018 | 16:12f38e4755de | 178 | char Ymsb; |
| SDesign2018 | 16:12f38e4755de | 179 | char Ylsb; |
| SDesign2018 | 16:12f38e4755de | 180 | char Zmsb; |
| SDesign2018 | 16:12f38e4755de | 181 | char Zlsb; |
| SDesign2018 | 4:b0ce6385d008 | 182 | |
| SDesign2018 | 4:b0ce6385d008 | 183 | // Save converted values here |
| SDesign2018 | 19:0799d6348449 | 184 | //uint16_t convertedTempValue; // Data values must be uint16_t for conversion and send prep |
| SDesign2018 | 4:b0ce6385d008 | 185 | char *accelValues; |
| SDesign2018 | 4:b0ce6385d008 | 186 | uint16_t XData; |
| SDesign2018 | 4:b0ce6385d008 | 187 | uint16_t YData; |
| SDesign2018 | 4:b0ce6385d008 | 188 | uint16_t ZData; |
| SDesign2018 | 19:0799d6348449 | 189 | |
| SDesign2018 | 19:0799d6348449 | 190 | //int regAddress; |
| SDesign2018 | 4:b0ce6385d008 | 191 | |
| SDesign2018 | 4:b0ce6385d008 | 192 | // Change baud rate in serial terminal to this value |
| SDesign2018 | 4:b0ce6385d008 | 193 | pc.baud(115200); |
| SDesign2018 | 17:0a8d151af3c6 | 194 | ADXL372.frequency(300000); |
| SDesign2018 | 17:0a8d151af3c6 | 195 | ADT7410_Int.fall(&CriticalTemperatureInterrupt); |
| SDesign2018 | 4:b0ce6385d008 | 196 | |
| SDesign2018 | 4:b0ce6385d008 | 197 | |
| SDesign2018 | 4:b0ce6385d008 | 198 | mts::MTSLog::setLogLevel(mts::MTSLog::TRACE_LEVEL); |
| SDesign2018 | 4:b0ce6385d008 | 199 | |
| SDesign2018 | 4:b0ce6385d008 | 200 | // Sometimes when calling this, it creates error: type specifier expected |
| SDesign2018 | 4:b0ce6385d008 | 201 | // Even with identical include files I would get this in another workspace. |
| SDesign2018 | 4:b0ce6385d008 | 202 | plan = new lora::ChannelPlan_US915(); |
| SDesign2018 | 4:b0ce6385d008 | 203 | |
| SDesign2018 | 4:b0ce6385d008 | 204 | logInfo("Now asserting"); |
| SDesign2018 | 4:b0ce6385d008 | 205 | assert(plan); |
| SDesign2018 | 4:b0ce6385d008 | 206 | |
| SDesign2018 | 4:b0ce6385d008 | 207 | // Careful when using this. The production ready libmdot-mbed5 has a void constructor |
| SDesign2018 | 4:b0ce6385d008 | 208 | // Therefore, can only use the libmDot-dev-mbed5 version, for now. |
| SDesign2018 | 4:b0ce6385d008 | 209 | dot = mDot::getInstance(plan); |
| SDesign2018 | 4:b0ce6385d008 | 210 | assert(dot); |
| SDesign2018 | 4:b0ce6385d008 | 211 | |
| SDesign2018 | 4:b0ce6385d008 | 212 | logInfo("mbed-os library version: %d", MBED_LIBRARY_VERSION); |
| SDesign2018 | 4:b0ce6385d008 | 213 | |
| SDesign2018 | 4:b0ce6385d008 | 214 | // start from a well-known state |
| SDesign2018 | 4:b0ce6385d008 | 215 | logInfo("defaulting Dot configuration"); |
| SDesign2018 | 4:b0ce6385d008 | 216 | dot->resetConfig(); |
| SDesign2018 | 4:b0ce6385d008 | 217 | |
| SDesign2018 | 4:b0ce6385d008 | 218 | // make sure library logging is turned on |
| SDesign2018 | 4:b0ce6385d008 | 219 | dot->setLogLevel(mts::MTSLog::INFO_LEVEL); |
| SDesign2018 | 4:b0ce6385d008 | 220 | |
| SDesign2018 | 4:b0ce6385d008 | 221 | // attach the custom events handler |
| SDesign2018 | 4:b0ce6385d008 | 222 | dot->setEvents(&events); |
| SDesign2018 | 4:b0ce6385d008 | 223 | |
| SDesign2018 | 4:b0ce6385d008 | 224 | // update configuration if necessary |
| SDesign2018 | 4:b0ce6385d008 | 225 | if (dot->getJoinMode() != mDot::PEER_TO_PEER) { |
| SDesign2018 | 4:b0ce6385d008 | 226 | logInfo("changing network join mode to PEER_TO_PEER"); |
| SDesign2018 | 4:b0ce6385d008 | 227 | if (dot->setJoinMode(mDot::PEER_TO_PEER) != mDot::MDOT_OK) { |
| SDesign2018 | 4:b0ce6385d008 | 228 | logError("failed to set network join mode to PEER_TO_PEER"); |
| SDesign2018 | 4:b0ce6385d008 | 229 | } |
| SDesign2018 | 4:b0ce6385d008 | 230 | } |
| SDesign2018 | 4:b0ce6385d008 | 231 | |
| SDesign2018 | 4:b0ce6385d008 | 232 | /* |
| SDesign2018 | 4:b0ce6385d008 | 233 | * Get the Frequency and then choose transfer frequency, datarate, and power accordingly |
| SDesign2018 | 4:b0ce6385d008 | 234 | * |
| SDesign2018 | 4:b0ce6385d008 | 235 | */ |
| SDesign2018 | 4:b0ce6385d008 | 236 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 237 | frequency_band = dot->getFrequencyBand(); |
| SDesign2018 | 4:b0ce6385d008 | 238 | switch (frequency_band) { |
| SDesign2018 | 4:b0ce6385d008 | 239 | case lora::ChannelPlan::EU868_OLD: |
| SDesign2018 | 4:b0ce6385d008 | 240 | case lora::ChannelPlan::EU868: |
| SDesign2018 | 4:b0ce6385d008 | 241 | // 250kHz channels achieve higher throughput |
| SDesign2018 | 4:b0ce6385d008 | 242 | // DR_6 : SF7 @ 250kHz |
| SDesign2018 | 4:b0ce6385d008 | 243 | // DR_0 - DR_5 (125kHz channels) available but much slower |
| SDesign2018 | 4:b0ce6385d008 | 244 | tx_frequency = 869850000; |
| SDesign2018 | 4:b0ce6385d008 | 245 | tx_datarate = lora::DR_6; |
| SDesign2018 | 4:b0ce6385d008 | 246 | // the 869850000 frequency is 100% duty cycle if the total power is under 7 dBm - tx power 4 + antenna gain 3 = 7 |
| SDesign2018 | 4:b0ce6385d008 | 247 | tx_power = 4; |
| SDesign2018 | 4:b0ce6385d008 | 248 | break; |
| SDesign2018 | 4:b0ce6385d008 | 249 | |
| SDesign2018 | 4:b0ce6385d008 | 250 | case lora::ChannelPlan::US915_OLD: |
| SDesign2018 | 4:b0ce6385d008 | 251 | case lora::ChannelPlan::US915: |
| SDesign2018 | 4:b0ce6385d008 | 252 | case lora::ChannelPlan::AU915_OLD: |
| SDesign2018 | 4:b0ce6385d008 | 253 | case lora::ChannelPlan::AU915: |
| SDesign2018 | 4:b0ce6385d008 | 254 | // 500kHz channels achieve highest throughput |
| SDesign2018 | 4:b0ce6385d008 | 255 | // DR_8 : SF12 @ 500kHz |
| SDesign2018 | 4:b0ce6385d008 | 256 | // DR_9 : SF11 @ 500kHz |
| SDesign2018 | 4:b0ce6385d008 | 257 | // DR_10 : SF10 @ 500kHz |
| SDesign2018 | 4:b0ce6385d008 | 258 | // DR_11 : SF9 @ 500kHz |
| SDesign2018 | 4:b0ce6385d008 | 259 | // DR_12 : SF8 @ 500kHz |
| SDesign2018 | 4:b0ce6385d008 | 260 | // DR_13 : SF7 @ 500kHz |
| SDesign2018 | 4:b0ce6385d008 | 261 | // DR_0 - DR_3 (125kHz channels) available but much slower |
| SDesign2018 | 4:b0ce6385d008 | 262 | tx_frequency = 915500000; |
| SDesign2018 | 4:b0ce6385d008 | 263 | tx_datarate = lora::DR_13; |
| SDesign2018 | 4:b0ce6385d008 | 264 | // 915 bands have no duty cycle restrictions, set tx power to max |
| SDesign2018 | 4:b0ce6385d008 | 265 | tx_power = 20; |
| SDesign2018 | 4:b0ce6385d008 | 266 | break; |
| SDesign2018 | 4:b0ce6385d008 | 267 | |
| SDesign2018 | 4:b0ce6385d008 | 268 | case lora::ChannelPlan::AS923: |
| SDesign2018 | 4:b0ce6385d008 | 269 | case lora::ChannelPlan::AS923_JAPAN: |
| SDesign2018 | 4:b0ce6385d008 | 270 | // 250kHz channels achieve higher throughput |
| SDesign2018 | 4:b0ce6385d008 | 271 | // DR_6 : SF7 @ 250kHz |
| SDesign2018 | 4:b0ce6385d008 | 272 | // DR_0 - DR_5 (125kHz channels) available but much slower |
| SDesign2018 | 4:b0ce6385d008 | 273 | tx_frequency = 924800000; |
| SDesign2018 | 4:b0ce6385d008 | 274 | tx_datarate = lora::DR_6; |
| SDesign2018 | 4:b0ce6385d008 | 275 | tx_power = 16; |
| SDesign2018 | 4:b0ce6385d008 | 276 | break; |
| SDesign2018 | 4:b0ce6385d008 | 277 | |
| SDesign2018 | 4:b0ce6385d008 | 278 | case lora::ChannelPlan::KR920: |
| SDesign2018 | 4:b0ce6385d008 | 279 | // DR_5 : SF7 @ 125kHz |
| SDesign2018 | 4:b0ce6385d008 | 280 | tx_frequency = 922700000; |
| SDesign2018 | 4:b0ce6385d008 | 281 | tx_datarate = lora::DR_5; |
| SDesign2018 | 4:b0ce6385d008 | 282 | tx_power = 14; |
| SDesign2018 | 4:b0ce6385d008 | 283 | break; |
| SDesign2018 | 4:b0ce6385d008 | 284 | |
| SDesign2018 | 4:b0ce6385d008 | 285 | default: |
| SDesign2018 | 4:b0ce6385d008 | 286 | while (true) { |
| SDesign2018 | 4:b0ce6385d008 | 287 | logFatal("no known channel plan in use - extra configuration is needed!"); |
| SDesign2018 | 4:b0ce6385d008 | 288 | wait(5); |
| SDesign2018 | 4:b0ce6385d008 | 289 | } |
| SDesign2018 | 4:b0ce6385d008 | 290 | break; |
| SDesign2018 | 4:b0ce6385d008 | 291 | } |
| SDesign2018 | 4:b0ce6385d008 | 292 | |
| SDesign2018 | 4:b0ce6385d008 | 293 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 294 | |
| SDesign2018 | 4:b0ce6385d008 | 295 | // in PEER_TO_PEER mode there is no join request/response transaction |
| SDesign2018 | 4:b0ce6385d008 | 296 | // as long as both Dots are configured correctly, they should be able to communicate |
| SDesign2018 | 4:b0ce6385d008 | 297 | update_peer_to_peer_config(network_address, network_session_key, data_session_key, tx_frequency, tx_datarate, tx_power); |
| SDesign2018 | 4:b0ce6385d008 | 298 | |
| SDesign2018 | 4:b0ce6385d008 | 299 | // save changes to configuration |
| SDesign2018 | 4:b0ce6385d008 | 300 | logInfo("saving configuration"); |
| SDesign2018 | 4:b0ce6385d008 | 301 | if (!dot->saveConfig()) { |
| SDesign2018 | 4:b0ce6385d008 | 302 | logError("failed to save configuration"); |
| SDesign2018 | 4:b0ce6385d008 | 303 | } |
| SDesign2018 | 4:b0ce6385d008 | 304 | |
| SDesign2018 | 4:b0ce6385d008 | 305 | // Display configuration |
| SDesign2018 | 4:b0ce6385d008 | 306 | // It's gonna output a lot of information onto the Serial Terminal |
| SDesign2018 | 4:b0ce6385d008 | 307 | display_config(); |
| SDesign2018 | 4:b0ce6385d008 | 308 | |
| SDesign2018 | 4:b0ce6385d008 | 309 | /* |
| SDesign2018 | 4:b0ce6385d008 | 310 | * |
| SDesign2018 | 4:b0ce6385d008 | 311 | * From here on is my own code |
| SDesign2018 | 4:b0ce6385d008 | 312 | * Can add more options to choose from |
| SDesign2018 | 4:b0ce6385d008 | 313 | * |
| SDesign2018 | 4:b0ce6385d008 | 314 | */ |
| SDesign2018 | 4:b0ce6385d008 | 315 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 316 | printMenu(); |
| SDesign2018 | 6:3b41238872a8 | 317 | flushSerialBuffer(); |
| SDesign2018 | 4:b0ce6385d008 | 318 | pc.printf("\n\rChoose what you want to do: \n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 319 | |
| SDesign2018 | 4:b0ce6385d008 | 320 | char userInput = pc.getc(); |
| SDesign2018 | 4:b0ce6385d008 | 321 | while(1){ |
| SDesign2018 | 19:0799d6348449 | 322 | |
| SDesign2018 | 19:0799d6348449 | 323 | if(takeTemperature) // Interrupt will trigger this |
| SDesign2018 | 19:0799d6348449 | 324 | { |
| SDesign2018 | 19:0799d6348449 | 325 | for(int i = 0; i < sizeof(temperatureBuffer); ++i) |
| SDesign2018 | 19:0799d6348449 | 326 | { |
| SDesign2018 | 19:0799d6348449 | 327 | regAddress = 0x00; |
| SDesign2018 | 19:0799d6348449 | 328 | rawTempValues = ADT7410Read(regAddress); |
| SDesign2018 | 19:0799d6348449 | 329 | convertedTempValue = ((*(rawTempValues + 0) << 8) | *(rawTempValues + 1)) >> 3; // Combine the two bytes into |
| SDesign2018 | 19:0799d6348449 | 330 | // a short int variable(16 bits), remove last 3 bits |
| SDesign2018 | 19:0799d6348449 | 331 | temperatureBuffer[i] = convertedTempValue; |
| SDesign2018 | 19:0799d6348449 | 332 | } |
| SDesign2018 | 19:0799d6348449 | 333 | takeTemperature = !takeTemperature; // Flip back to false so it doesn't trigger again |
| SDesign2018 | 19:0799d6348449 | 334 | } |
| SDesign2018 | 19:0799d6348449 | 335 | |
| SDesign2018 | 19:0799d6348449 | 336 | |
| SDesign2018 | 4:b0ce6385d008 | 337 | // Create a vector of uint8_t elements to be sent later |
| SDesign2018 | 4:b0ce6385d008 | 338 | std::vector<uint8_t> tx_data; |
| SDesign2018 | 4:b0ce6385d008 | 339 | |
| SDesign2018 | 4:b0ce6385d008 | 340 | // Checks if a character has been pressed; |
| SDesign2018 | 4:b0ce6385d008 | 341 | // Works right now for 1 digit numbers :( |
| SDesign2018 | 4:b0ce6385d008 | 342 | // Change to work with larger inputs |
| SDesign2018 | 4:b0ce6385d008 | 343 | if(pc.readable()) |
| SDesign2018 | 4:b0ce6385d008 | 344 | { |
| SDesign2018 | 4:b0ce6385d008 | 345 | userInput = pc.getc(); |
| SDesign2018 | 4:b0ce6385d008 | 346 | switch(userInput){ |
| SDesign2018 | 4:b0ce6385d008 | 347 | case 49: // 1 |
| SDesign2018 | 4:b0ce6385d008 | 348 | pc.printf("Reading converted values from accelerometer\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 349 | for(int i = 0; i < 15; ++i){ |
| SDesign2018 | 4:b0ce6385d008 | 350 | regAddress = 0x08; // This is the register address for XData |
| SDesign2018 | 4:b0ce6385d008 | 351 | accelValues = accelerometerI2CRead(regAddress); |
| SDesign2018 | 17:0a8d151af3c6 | 352 | Xmsb = *(accelValues + 0); |
| SDesign2018 | 17:0a8d151af3c6 | 353 | Xlsb = *(accelValues + 1); |
| SDesign2018 | 17:0a8d151af3c6 | 354 | Ymsb = *(accelValues + 2); |
| SDesign2018 | 17:0a8d151af3c6 | 355 | Ylsb = *(accelValues + 3); |
| SDesign2018 | 17:0a8d151af3c6 | 356 | Zmsb = *(accelValues + 4); |
| SDesign2018 | 17:0a8d151af3c6 | 357 | Zlsb = *(accelValues + 5); |
| SDesign2018 | 16:12f38e4755de | 358 | |
| SDesign2018 | 16:12f38e4755de | 359 | XData = (Xmsb << 8 | Xlsb) >> 4; // Combine two bytes into short int, remove last 4 flag bits |
| SDesign2018 | 16:12f38e4755de | 360 | YData = (Ymsb << 8 | Ylsb) >> 4; |
| SDesign2018 | 16:12f38e4755de | 361 | ZData = (Zmsb << 8 | Zlsb) >> 4; |
| SDesign2018 | 17:0a8d151af3c6 | 362 | |
| SDesign2018 | 17:0a8d151af3c6 | 363 | XData = twosComplementConversion(XData); |
| SDesign2018 | 17:0a8d151af3c6 | 364 | YData = twosComplementConversion(YData); |
| SDesign2018 | 17:0a8d151af3c6 | 365 | ZData = twosComplementConversion(ZData); |
| SDesign2018 | 17:0a8d151af3c6 | 366 | |
| SDesign2018 | 4:b0ce6385d008 | 367 | pc.printf("\n %d: X: 0x%x | Y: 0x%x | Z: 0x%x \n\r", i+1, XData, YData, ZData); |
| SDesign2018 | 4:b0ce6385d008 | 368 | wait(0.2); |
| SDesign2018 | 4:b0ce6385d008 | 369 | } |
| SDesign2018 | 4:b0ce6385d008 | 370 | break; |
| SDesign2018 | 4:b0ce6385d008 | 371 | case 50: // 2 |
| SDesign2018 | 4:b0ce6385d008 | 372 | pc.printf("Reading converted values from temperature\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 373 | for(int i = 0; i < 10; ++i){ |
| SDesign2018 | 4:b0ce6385d008 | 374 | regAddress = 0x00; |
| SDesign2018 | 4:b0ce6385d008 | 375 | rawTempValues = ADT7410Read(regAddress); |
| SDesign2018 | 4:b0ce6385d008 | 376 | convertedTempValue = ((*(rawTempValues + 0) << 8) | *(rawTempValues + 1)) >> 3; // Combine the two bytes into |
| SDesign2018 | 5:c9ab5062cfc3 | 377 | // a short int variable(16 bits), remove last 3 bits |
| SDesign2018 | 4:b0ce6385d008 | 378 | |
| SDesign2018 | 4:b0ce6385d008 | 379 | pc.printf("\n %d: Temperature is: 0x%x \n\r", i+1, convertedTempValue); |
| SDesign2018 | 4:b0ce6385d008 | 380 | } |
| SDesign2018 | 4:b0ce6385d008 | 381 | |
| SDesign2018 | 4:b0ce6385d008 | 382 | break; |
| SDesign2018 | 4:b0ce6385d008 | 383 | case 51: // 3 |
| SDesign2018 | 4:b0ce6385d008 | 384 | pc.printf("Reading raw values from accelerometer\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 385 | for(int i = 0; i < 15; ++i){ |
| SDesign2018 | 17:0a8d151af3c6 | 386 | regAddress = 0x08; // This is the register address for XData |
| SDesign2018 | 4:b0ce6385d008 | 387 | accelValues = accelerometerI2CRead(regAddress); |
| SDesign2018 | 17:0a8d151af3c6 | 388 | Xmsb = *(accelValues + 0); |
| SDesign2018 | 17:0a8d151af3c6 | 389 | Xlsb = *(accelValues + 1); |
| SDesign2018 | 17:0a8d151af3c6 | 390 | Ymsb = *(accelValues + 2); |
| SDesign2018 | 17:0a8d151af3c6 | 391 | Ylsb = *(accelValues + 3); |
| SDesign2018 | 17:0a8d151af3c6 | 392 | Zmsb = *(accelValues + 4); |
| SDesign2018 | 17:0a8d151af3c6 | 393 | Zlsb = *(accelValues + 5); |
| SDesign2018 | 17:0a8d151af3c6 | 394 | |
| SDesign2018 | 17:0a8d151af3c6 | 395 | XData = (Xmsb << 8 | Xlsb) >> 4; // Combine two bytes into short int, remove last 4 flag bits |
| SDesign2018 | 17:0a8d151af3c6 | 396 | YData = (Ymsb << 8 | Ylsb) >> 4; |
| SDesign2018 | 17:0a8d151af3c6 | 397 | ZData = (Zmsb << 8 | Zlsb) >> 4; |
| SDesign2018 | 17:0a8d151af3c6 | 398 | |
| SDesign2018 | 17:0a8d151af3c6 | 399 | XData = twosComplementConversion(XData); |
| SDesign2018 | 17:0a8d151af3c6 | 400 | YData = twosComplementConversion(YData); |
| SDesign2018 | 17:0a8d151af3c6 | 401 | ZData = twosComplementConversion(ZData); |
| SDesign2018 | 17:0a8d151af3c6 | 402 | |
| SDesign2018 | 17:0a8d151af3c6 | 403 | Xlsb = XData & 0xFF; |
| SDesign2018 | 17:0a8d151af3c6 | 404 | Xmsb = XData >> 8; |
| SDesign2018 | 17:0a8d151af3c6 | 405 | |
| SDesign2018 | 17:0a8d151af3c6 | 406 | Ylsb = YData & 0xFF; |
| SDesign2018 | 17:0a8d151af3c6 | 407 | Ymsb = YData >> 8; |
| SDesign2018 | 17:0a8d151af3c6 | 408 | |
| SDesign2018 | 17:0a8d151af3c6 | 409 | Zlsb = ZData & 0xFF; |
| SDesign2018 | 17:0a8d151af3c6 | 410 | Zmsb = ZData >> 8; |
| SDesign2018 | 17:0a8d151af3c6 | 411 | |
| SDesign2018 | 16:12f38e4755de | 412 | pc.printf("\n %d: X:: H: %x | L: %x | Y:: H: %x | L: %x | Z: H: %x | L: %x \n\r", i+1, Xmsb, |
| SDesign2018 | 16:12f38e4755de | 413 | Xlsb, |
| SDesign2018 | 16:12f38e4755de | 414 | Ymsb, |
| SDesign2018 | 16:12f38e4755de | 415 | Ylsb, |
| SDesign2018 | 16:12f38e4755de | 416 | Zmsb, |
| SDesign2018 | 16:12f38e4755de | 417 | Zlsb); |
| SDesign2018 | 4:b0ce6385d008 | 418 | wait(0.2); |
| SDesign2018 | 4:b0ce6385d008 | 419 | } |
| SDesign2018 | 4:b0ce6385d008 | 420 | break; |
| SDesign2018 | 4:b0ce6385d008 | 421 | case 52: // 4 |
| SDesign2018 | 4:b0ce6385d008 | 422 | pc.printf("Reading raw values from temperature\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 423 | for(int i = 0; i < 10; ++i){ |
| SDesign2018 | 4:b0ce6385d008 | 424 | regAddress = 0x00; |
| SDesign2018 | 4:b0ce6385d008 | 425 | rawTempValues = ADT7410Read(regAddress); |
| SDesign2018 | 13:e336881e0a3e | 426 | pc.printf("\n %d: Temperature is: HIGH BYTE: %x | LOW BYTE: %x \n\r", i+1, *(rawTempValues + 0), |
| SDesign2018 | 13:e336881e0a3e | 427 | *(rawTempValues + 1)); |
| SDesign2018 | 4:b0ce6385d008 | 428 | } |
| SDesign2018 | 4:b0ce6385d008 | 429 | break; |
| SDesign2018 | 4:b0ce6385d008 | 430 | case 53: // 5 |
| SDesign2018 | 4:b0ce6385d008 | 431 | ADXL372Initialize(); |
| SDesign2018 | 4:b0ce6385d008 | 432 | break; |
| SDesign2018 | 4:b0ce6385d008 | 433 | case 54: // 6 |
| SDesign2018 | 4:b0ce6385d008 | 434 | ADXL372Reset(); |
| SDesign2018 | 4:b0ce6385d008 | 435 | break; |
| SDesign2018 | 4:b0ce6385d008 | 436 | |
| SDesign2018 | 10:db20118b7d32 | 437 | case 55: // 7: perform self test with I2C |
| SDesign2018 | 10:db20118b7d32 | 438 | I2CSelfTest(); |
| SDesign2018 | 10:db20118b7d32 | 439 | break; |
| SDesign2018 | 10:db20118b7d32 | 440 | case 56: // 8: Read Temperature raws |
| SDesign2018 | 4:b0ce6385d008 | 441 | regAddress = 0x00; |
| SDesign2018 | 4:b0ce6385d008 | 442 | rawTempValues = ADT7410Read(regAddress); |
| SDesign2018 | 4:b0ce6385d008 | 443 | convertedTempValue = ((*(rawTempValues + 0) << 8) | *(rawTempValues + 1)) >> 3; // Combine the two bytes |
| SDesign2018 | 4:b0ce6385d008 | 444 | |
| SDesign2018 | 4:b0ce6385d008 | 445 | tx_data.push_back((convertedTempValue >> 8) & 0xFF); |
| SDesign2018 | 4:b0ce6385d008 | 446 | tx_data.push_back(convertedTempValue & 0xFF); |
| SDesign2018 | 4:b0ce6385d008 | 447 | logInfo("light: %lu [0x%04X]", convertedTempValue, convertedTempValue); |
| SDesign2018 | 4:b0ce6385d008 | 448 | send_data(tx_data); |
| SDesign2018 | 5:c9ab5062cfc3 | 449 | break; |
| SDesign2018 | 4:b0ce6385d008 | 450 | |
| SDesign2018 | 10:db20118b7d32 | 451 | case 57: // 9: Read Accelerometer SPI |
| SDesign2018 | 5:c9ab5062cfc3 | 452 | uint8_t MSB; |
| SDesign2018 | 5:c9ab5062cfc3 | 453 | uint8_t LSB; |
| SDesign2018 | 5:c9ab5062cfc3 | 454 | |
| SDesign2018 | 5:c9ab5062cfc3 | 455 | |
| SDesign2018 | 5:c9ab5062cfc3 | 456 | for(int i = 0; i < 15; ++i){ |
| SDesign2018 | 5:c9ab5062cfc3 | 457 | |
| SDesign2018 | 5:c9ab5062cfc3 | 458 | MSB = BitBangSPIRead(0x08); // XData MSB |
| SDesign2018 | 5:c9ab5062cfc3 | 459 | LSB = BitBangSPIRead(0x09); // XData LSB |
| SDesign2018 | 5:c9ab5062cfc3 | 460 | XData = ((MSB << 8) | LSB) >> 4; |
| SDesign2018 | 5:c9ab5062cfc3 | 461 | |
| SDesign2018 | 5:c9ab5062cfc3 | 462 | MSB = BitBangSPIRead(0x0A); // YData MSB |
| SDesign2018 | 5:c9ab5062cfc3 | 463 | LSB = BitBangSPIRead(0x0B); // YData LSB |
| SDesign2018 | 5:c9ab5062cfc3 | 464 | YData = ((MSB << 8) | LSB) >> 4; |
| SDesign2018 | 5:c9ab5062cfc3 | 465 | |
| SDesign2018 | 5:c9ab5062cfc3 | 466 | MSB = BitBangSPIRead(0x0C); // ZData MSB |
| SDesign2018 | 5:c9ab5062cfc3 | 467 | LSB = BitBangSPIRead(0x0D); // ZData LSB |
| SDesign2018 | 5:c9ab5062cfc3 | 468 | ZData = ((MSB << 8 ) | LSB) >> 4; |
| SDesign2018 | 5:c9ab5062cfc3 | 469 | |
| SDesign2018 | 5:c9ab5062cfc3 | 470 | pc.printf("\n %d: X: 0x%x | Y: 0x%x | Z: 0x%x \n\r", i+1, XData, YData, ZData); |
| SDesign2018 | 5:c9ab5062cfc3 | 471 | wait(0.2); |
| SDesign2018 | 5:c9ab5062cfc3 | 472 | } |
| SDesign2018 | 5:c9ab5062cfc3 | 473 | break; |
| SDesign2018 | 10:db20118b7d32 | 474 | case 97: // a: Reset Accelerometer with SPI |
| SDesign2018 | 6:3b41238872a8 | 475 | int intRegister; |
| SDesign2018 | 7:5f2b3d1a9b0b | 476 | char input[4]; |
| SDesign2018 | 5:c9ab5062cfc3 | 477 | char passRegister[1]; |
| SDesign2018 | 6:3b41238872a8 | 478 | int intData; |
| SDesign2018 | 5:c9ab5062cfc3 | 479 | char passData[1]; |
| SDesign2018 | 8:efab0e415826 | 480 | BitBangSPIWrite(0x41, 0x52); |
| SDesign2018 | 8:efab0e415826 | 481 | pc.printf("Done \n\r"); |
| SDesign2018 | 6:3b41238872a8 | 482 | break; |
| SDesign2018 | 10:db20118b7d32 | 483 | case 98: // b: Initialize Accelerometer with SPI |
| SDesign2018 | 9:df0c4e8a3097 | 484 | BitBangSPIWrite(0x24, 0x01); // Turn on X |
| SDesign2018 | 9:df0c4e8a3097 | 485 | BitBangSPIWrite(0x26, 0x01); // Turn on Y |
| SDesign2018 | 9:df0c4e8a3097 | 486 | BitBangSPIWrite(0x28, 0x01); // Turn on Z |
| SDesign2018 | 9:df0c4e8a3097 | 487 | pc.printf("Done\n\r"); |
| SDesign2018 | 9:df0c4e8a3097 | 488 | break; |
| SDesign2018 | 10:db20118b7d32 | 489 | case 99: // c: Check status with SPI |
| SDesign2018 | 9:df0c4e8a3097 | 490 | uint8_t statusData = BitBangSPIRead(0x04); |
| SDesign2018 | 9:df0c4e8a3097 | 491 | |
| SDesign2018 | 9:df0c4e8a3097 | 492 | pc.printf("0x%x in status\n\r", statusData); |
| SDesign2018 | 9:df0c4e8a3097 | 493 | break; |
| SDesign2018 | 10:db20118b7d32 | 494 | case 100: // d: Perform self-test |
| SDesign2018 | 9:df0c4e8a3097 | 495 | uint8_t testResult; |
| SDesign2018 | 9:df0c4e8a3097 | 496 | BitBangSPIWrite(0x3F, 0x03); // put to fullbandwidth measurement mode and lpf enaled(0) |
| SDesign2018 | 9:df0c4e8a3097 | 497 | |
| SDesign2018 | 9:df0c4e8a3097 | 498 | BitBangSPIWrite(0x40, 0x01); // start self test |
| SDesign2018 | 9:df0c4e8a3097 | 499 | testResult = BitBangSPIRead(0x40); |
| SDesign2018 | 9:df0c4e8a3097 | 500 | while(!(BitBangSPIRead(0x40) & 0x02)){} |
| SDesign2018 | 9:df0c4e8a3097 | 501 | wait(0.4); |
| SDesign2018 | 9:df0c4e8a3097 | 502 | |
| SDesign2018 | 9:df0c4e8a3097 | 503 | testResult = BitBangSPIRead(0x40); |
| SDesign2018 | 9:df0c4e8a3097 | 504 | |
| SDesign2018 | 9:df0c4e8a3097 | 505 | if(testResult & 0x04) |
| SDesign2018 | 9:df0c4e8a3097 | 506 | { |
| SDesign2018 | 9:df0c4e8a3097 | 507 | pc.printf("It passed \n\r"); |
| SDesign2018 | 9:df0c4e8a3097 | 508 | } |
| SDesign2018 | 9:df0c4e8a3097 | 509 | pc.printf("0x%x\n\r", testResult); |
| SDesign2018 | 9:df0c4e8a3097 | 510 | break; |
| SDesign2018 | 12:bdf16bf682ec | 511 | case 101: // e for two's complement of accel data |
| SDesign2018 | 12:bdf16bf682ec | 512 | regAddress = 0x08; |
| SDesign2018 | 12:bdf16bf682ec | 513 | |
| SDesign2018 | 12:bdf16bf682ec | 514 | accelValues = accelerometerI2CRead(regAddress); |
| SDesign2018 | 13:e336881e0a3e | 515 | |
| SDesign2018 | 13:e336881e0a3e | 516 | Xmsb = *(accelValues + 0); |
| SDesign2018 | 13:e336881e0a3e | 517 | Xlsb = *(accelValues + 1); |
| SDesign2018 | 13:e336881e0a3e | 518 | Ymsb = *(accelValues + 2); |
| SDesign2018 | 13:e336881e0a3e | 519 | Ylsb = *(accelValues + 3); |
| SDesign2018 | 13:e336881e0a3e | 520 | Zmsb = *(accelValues + 4); |
| SDesign2018 | 13:e336881e0a3e | 521 | Zlsb = *(accelValues + 5); |
| SDesign2018 | 12:bdf16bf682ec | 522 | pc.printf("\n X:: H: %x | L: %x | Y:: H: %x | L: %x | Z: H: %x | L: %x \n\r", *(accelValues + 0), |
| SDesign2018 | 12:bdf16bf682ec | 523 | *(accelValues + 1), |
| SDesign2018 | 12:bdf16bf682ec | 524 | *(accelValues + 2), |
| SDesign2018 | 12:bdf16bf682ec | 525 | *(accelValues + 3), |
| SDesign2018 | 12:bdf16bf682ec | 526 | *(accelValues + 4), |
| SDesign2018 | 12:bdf16bf682ec | 527 | *(accelValues + 5)); |
| SDesign2018 | 12:bdf16bf682ec | 528 | pc.printf("Converted \n\r"); |
| SDesign2018 | 12:bdf16bf682ec | 529 | |
| SDesign2018 | 13:e336881e0a3e | 530 | pc.printf("\n X:: H: %x | L: %x | Y:: H: %x | L: %x | Z: H: %x | L: %x \n\r", twosComplementConversion(Xmsb), |
| SDesign2018 | 13:e336881e0a3e | 531 | twosComplementConversion(Xlsb), |
| SDesign2018 | 13:e336881e0a3e | 532 | twosComplementConversion(Ymsb), |
| SDesign2018 | 13:e336881e0a3e | 533 | twosComplementConversion(Ylsb), |
| SDesign2018 | 13:e336881e0a3e | 534 | twosComplementConversion(Zmsb), |
| SDesign2018 | 13:e336881e0a3e | 535 | twosComplementConversion(Zlsb)); |
| SDesign2018 | 12:bdf16bf682ec | 536 | wait(0.2); |
| SDesign2018 | 12:bdf16bf682ec | 537 | |
| SDesign2018 | 12:bdf16bf682ec | 538 | break; |
| SDesign2018 | 17:0a8d151af3c6 | 539 | case 102: // f: check register 0x08 and 0x09 for critical temperature |
| SDesign2018 | 17:0a8d151af3c6 | 540 | char * critDatapointer; |
| SDesign2018 | 17:0a8d151af3c6 | 541 | uint8_t CritMSB; |
| SDesign2018 | 17:0a8d151af3c6 | 542 | uint8_t CritLSB; |
| SDesign2018 | 17:0a8d151af3c6 | 543 | uint16_t CritData; |
| SDesign2018 | 17:0a8d151af3c6 | 544 | critDatapointer = ADT7410Read(0x08); |
| SDesign2018 | 17:0a8d151af3c6 | 545 | |
| SDesign2018 | 17:0a8d151af3c6 | 546 | CritMSB = *(critDatapointer + 0); |
| SDesign2018 | 17:0a8d151af3c6 | 547 | CritLSB = *(critDatapointer + 1); |
| SDesign2018 | 17:0a8d151af3c6 | 548 | |
| SDesign2018 | 17:0a8d151af3c6 | 549 | CritData = (CritMSB << 8) | CritLSB; |
| SDesign2018 | 17:0a8d151af3c6 | 550 | |
| SDesign2018 | 17:0a8d151af3c6 | 551 | pc.printf("H: 0x%x | L: 0x%x | Data: 0x%x CritData\n\r", CritMSB, CritLSB, CritData); |
| SDesign2018 | 17:0a8d151af3c6 | 552 | break; |
| SDesign2018 | 17:0a8d151af3c6 | 553 | case 103: // g: set critical temperature to 30 celsius |
| SDesign2018 | 17:0a8d151af3c6 | 554 | ADT7410Write(0x08, 0x01); |
| SDesign2018 | 17:0a8d151af3c6 | 555 | ADT7410Write(0x09, 0x80); |
| SDesign2018 | 17:0a8d151af3c6 | 556 | ADT7410Write(0x03, 0x08); // Turn INT HIGH, works for the interrupt pin |
| SDesign2018 | 17:0a8d151af3c6 | 557 | break; |
| SDesign2018 | 17:0a8d151af3c6 | 558 | case 104: // h: get count value |
| SDesign2018 | 17:0a8d151af3c6 | 559 | pc.printf("Count Value: %d\n\r", counter); |
| SDesign2018 | 19:0799d6348449 | 560 | for(int i = 0; i < sizeof(temperatureBuffer); ++i) |
| SDesign2018 | 19:0799d6348449 | 561 | { |
| SDesign2018 | 19:0799d6348449 | 562 | pc.printf("0x%x \n\r", temperatureBuffer[i]); |
| SDesign2018 | 19:0799d6348449 | 563 | } |
| SDesign2018 | 17:0a8d151af3c6 | 564 | break; |
| SDesign2018 | 4:b0ce6385d008 | 565 | default: |
| SDesign2018 | 4:b0ce6385d008 | 566 | printMenu(); |
| SDesign2018 | 4:b0ce6385d008 | 567 | break; |
| SDesign2018 | 4:b0ce6385d008 | 568 | } |
| SDesign2018 | 4:b0ce6385d008 | 569 | } |
| SDesign2018 | 4:b0ce6385d008 | 570 | |
| SDesign2018 | 4:b0ce6385d008 | 571 | } |
| SDesign2018 | 4:b0ce6385d008 | 572 | |
| SDesign2018 | 4:b0ce6385d008 | 573 | return 0; |
| SDesign2018 | 4:b0ce6385d008 | 574 | } |
| SDesign2018 | 4:b0ce6385d008 | 575 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 576 | |
| SDesign2018 | 4:b0ce6385d008 | 577 | |
| SDesign2018 | 4:b0ce6385d008 | 578 | /******************************************************************************* |
| SDesign2018 | 4:b0ce6385d008 | 579 | * |
| SDesign2018 | 4:b0ce6385d008 | 580 | * I2C function for the the ADXL372 accelerometer for a write sequence |
| SDesign2018 | 4:b0ce6385d008 | 581 | * Param: |
| SDesign2018 | 4:b0ce6385d008 | 582 | * hexAddress: Pass the hexadecimal value for what register you want |
| SDesign2018 | 4:b0ce6385d008 | 583 | * hexData: Pass the hexadecimal value for what data you want to send |
| SDesign2018 | 4:b0ce6385d008 | 584 | * i.e. hexadecimal represenatation of certain bits |
| SDesign2018 | 4:b0ce6385d008 | 585 | * Returns: |
| SDesign2018 | 4:b0ce6385d008 | 586 | * 1: Write was a complete success |
| SDesign2018 | 4:b0ce6385d008 | 587 | * 2: Writing data to register failed |
| SDesign2018 | 4:b0ce6385d008 | 588 | * 3: Writing to register Address failed |
| SDesign2018 | 4:b0ce6385d008 | 589 | ******************************************************************************/ |
| SDesign2018 | 4:b0ce6385d008 | 590 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 591 | int accelerometerI2CWrite(int hexAddress, int hexData){ |
| SDesign2018 | 4:b0ce6385d008 | 592 | //--------- One full writing cycle for ADXL372 for X enable ------------------// |
| SDesign2018 | 4:b0ce6385d008 | 593 | /* '0' - NAK was received |
| SDesign2018 | 4:b0ce6385d008 | 594 | * '1' - ACK was received, <---- This good |
| SDesign2018 | 4:b0ce6385d008 | 595 | * '2' - timeout |
| SDesign2018 | 4:b0ce6385d008 | 596 | */ |
| SDesign2018 | 4:b0ce6385d008 | 597 | int flag; |
| SDesign2018 | 4:b0ce6385d008 | 598 | int registerAddress = hexAddress; |
| SDesign2018 | 4:b0ce6385d008 | 599 | int data = hexData; |
| SDesign2018 | 4:b0ce6385d008 | 600 | |
| SDesign2018 | 4:b0ce6385d008 | 601 | ADXL372.start(); |
| SDesign2018 | 4:b0ce6385d008 | 602 | flag = ADXL372.write(ADXL372_Address_8bit); |
| SDesign2018 | 4:b0ce6385d008 | 603 | if(flag == 1) |
| SDesign2018 | 4:b0ce6385d008 | 604 | { |
| SDesign2018 | 11:dce6c1b255fd | 605 | //pc.printf("Write to I2C address success\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 606 | wait(0.1); |
| SDesign2018 | 4:b0ce6385d008 | 607 | flag = ADXL372.write(registerAddress); |
| SDesign2018 | 4:b0ce6385d008 | 608 | if(flag == 1) |
| SDesign2018 | 4:b0ce6385d008 | 609 | { |
| SDesign2018 | 11:dce6c1b255fd | 610 | //pc.printf("Write to register 0x%x address success\n\r", registerAddress); |
| SDesign2018 | 4:b0ce6385d008 | 611 | flag = ADXL372.write(data); |
| SDesign2018 | 4:b0ce6385d008 | 612 | if(flag == 1) |
| SDesign2018 | 4:b0ce6385d008 | 613 | { |
| SDesign2018 | 4:b0ce6385d008 | 614 | pc.printf("Writing data 0x%x to register address success\n\r", data); |
| SDesign2018 | 4:b0ce6385d008 | 615 | ADXL372.stop(); |
| SDesign2018 | 4:b0ce6385d008 | 616 | return 1; |
| SDesign2018 | 4:b0ce6385d008 | 617 | }else {ADXL372.stop(); return 2;} |
| SDesign2018 | 4:b0ce6385d008 | 618 | }else {ADXL372.stop(); return 3;} |
| SDesign2018 | 4:b0ce6385d008 | 619 | }else ADXL372.stop(); |
| SDesign2018 | 4:b0ce6385d008 | 620 | |
| SDesign2018 | 4:b0ce6385d008 | 621 | return 0; |
| SDesign2018 | 4:b0ce6385d008 | 622 | // ---------------- End of writing cycle --------------------------// |
| SDesign2018 | 4:b0ce6385d008 | 623 | } |
| SDesign2018 | 4:b0ce6385d008 | 624 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 625 | |
| SDesign2018 | 4:b0ce6385d008 | 626 | |
| SDesign2018 | 4:b0ce6385d008 | 627 | /******************************************************************************* |
| SDesign2018 | 4:b0ce6385d008 | 628 | * I2C read sequence for the accelerometer |
| SDesign2018 | 4:b0ce6385d008 | 629 | * Param: |
| SDesign2018 | 4:b0ce6385d008 | 630 | * hexAddress: pass the hexadecimal representation of desired Register address |
| SDesign2018 | 4:b0ce6385d008 | 631 | * Return: |
| SDesign2018 | 4:b0ce6385d008 | 632 | * Char pointer to the array of read data. |
| SDesign2018 | 4:b0ce6385d008 | 633 | * |
| SDesign2018 | 4:b0ce6385d008 | 634 | * Right now it works only for the XData, YData, ZData because I wrote it to read |
| SDesign2018 | 4:b0ce6385d008 | 635 | * 6 bytes(6 registers). |
| SDesign2018 | 4:b0ce6385d008 | 636 | * Should change it to be 1 byte at a time |
| SDesign2018 | 4:b0ce6385d008 | 637 | ******************************************************************************/ |
| SDesign2018 | 4:b0ce6385d008 | 638 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 639 | char * accelerometerI2CRead(int hexAddress){ |
| SDesign2018 | 4:b0ce6385d008 | 640 | char accelData[6]; |
| SDesign2018 | 4:b0ce6385d008 | 641 | char registerAddress[1]; |
| SDesign2018 | 4:b0ce6385d008 | 642 | registerAddress[0] = hexAddress; |
| SDesign2018 | 4:b0ce6385d008 | 643 | |
| SDesign2018 | 4:b0ce6385d008 | 644 | // Perform mbed's way sending a start bit, then device address[r/~w], and then the register address |
| SDesign2018 | 4:b0ce6385d008 | 645 | // Also if it succeeds, continue to the next operation |
| SDesign2018 | 4:b0ce6385d008 | 646 | if(ADXL372.write(ADXL372_Address_8bit, registerAddress, 1) == 0){ |
| SDesign2018 | 4:b0ce6385d008 | 647 | |
| SDesign2018 | 4:b0ce6385d008 | 648 | // If previous sequence works, get 6 bytes into char array accelData |
| SDesign2018 | 4:b0ce6385d008 | 649 | // Char array because it uses 1 byte(8bits) |
| SDesign2018 | 4:b0ce6385d008 | 650 | // Should probably change it to uint8_t type |
| SDesign2018 | 4:b0ce6385d008 | 651 | if(ADXL372.read(ADXL372_Address_8bit, accelData, 6) == 0){ |
| SDesign2018 | 4:b0ce6385d008 | 652 | return accelData; |
| SDesign2018 | 4:b0ce6385d008 | 653 | }else pc.printf("Failed to read\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 654 | }else pc.printf("Failed to write\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 655 | return 0; // Only if it fails |
| SDesign2018 | 4:b0ce6385d008 | 656 | } |
| SDesign2018 | 4:b0ce6385d008 | 657 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 658 | |
| SDesign2018 | 4:b0ce6385d008 | 659 | |
| SDesign2018 | 4:b0ce6385d008 | 660 | |
| SDesign2018 | 4:b0ce6385d008 | 661 | /******************************************************************************* |
| SDesign2018 | 4:b0ce6385d008 | 662 | * Initializes whatever settings you want for the accelerometer |
| SDesign2018 | 4:b0ce6385d008 | 663 | * Can change it to use the previous I2C write function instead of all this mess |
| SDesign2018 | 4:b0ce6385d008 | 664 | * |
| SDesign2018 | 4:b0ce6385d008 | 665 | ******************************************************************************/ |
| SDesign2018 | 4:b0ce6385d008 | 666 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 667 | void ADXL372Initialize(void){ |
| SDesign2018 | 14:454090793a35 | 668 | accelerometerI2CWrite(0x3F, 0x0F); // Enable I2C highspeed,Low Pass, High pass and full bandwidth measurement mode |
| SDesign2018 | 17:0a8d151af3c6 | 669 | accelerometerI2CWrite(0x38, 0x01); // Enable the High pass filter corner 1 at register 0x38 |
| SDesign2018 | 13:e336881e0a3e | 670 | /* accelerometerI2CWrite(0x24, 0x01); // X used for activity threshold |
| SDesign2018 | 11:dce6c1b255fd | 671 | accelerometerI2CWrite(0x26, 0x01); // Y used for activity threshold |
| SDesign2018 | 13:e336881e0a3e | 672 | accelerometerI2CWrite(0x28, 0x01); // Z used for activity threshold */ |
| SDesign2018 | 4:b0ce6385d008 | 673 | } |
| SDesign2018 | 4:b0ce6385d008 | 674 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 675 | |
| SDesign2018 | 4:b0ce6385d008 | 676 | |
| SDesign2018 | 4:b0ce6385d008 | 677 | |
| SDesign2018 | 4:b0ce6385d008 | 678 | /******************************************************************************* |
| SDesign2018 | 4:b0ce6385d008 | 679 | * BitBangSPIWrite for ADXL372 if you wire it up as SPI |
| SDesign2018 | 4:b0ce6385d008 | 680 | * |
| SDesign2018 | 4:b0ce6385d008 | 681 | * Sends the 6-0bits of desired register with LSB of transmission bit R/!W |
| SDesign2018 | 4:b0ce6385d008 | 682 | * |
| SDesign2018 | 4:b0ce6385d008 | 683 | ******************************************************************************/ |
| SDesign2018 | 4:b0ce6385d008 | 684 | /////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 685 | void BitBangSPIWrite(const unsigned char regAddr, const unsigned char regData) |
| SDesign2018 | 4:b0ce6385d008 | 686 | { |
| SDesign2018 | 4:b0ce6385d008 | 687 | unsigned char SPICount; // Counter used to clock out the data |
| SDesign2018 | 4:b0ce6385d008 | 688 | |
| SDesign2018 | 4:b0ce6385d008 | 689 | unsigned char SPIData; // Define a data structure for the SPI data |
| SDesign2018 | 4:b0ce6385d008 | 690 | SPI_CS = 0; // Make sure we start with active-low CS high |
| SDesign2018 | 4:b0ce6385d008 | 691 | SPI_CLK = 0; // and CK low |
| SDesign2018 | 4:b0ce6385d008 | 692 | |
| SDesign2018 | 4:b0ce6385d008 | 693 | SPIData = regAddr; // Preload the data to be sent with Address |
| SDesign2018 | 4:b0ce6385d008 | 694 | SPI_CS = 1; // Set active-low CS low to start the SPI cycle |
| SDesign2018 | 4:b0ce6385d008 | 695 | |
| SDesign2018 | 4:b0ce6385d008 | 696 | for (SPICount = 0; SPICount < 8; SPICount++) // Prepare to clock out the Address byte |
| SDesign2018 | 4:b0ce6385d008 | 697 | { |
| SDesign2018 | 4:b0ce6385d008 | 698 | if (SPIData & 0x80) // Check for a 1 at MSB |
| SDesign2018 | 4:b0ce6385d008 | 699 | MOSI = 1; // and set the MOSI line appropriately |
| SDesign2018 | 4:b0ce6385d008 | 700 | else |
| SDesign2018 | 4:b0ce6385d008 | 701 | MOSI = 0; |
| SDesign2018 | 4:b0ce6385d008 | 702 | SPI_CLK = 1; // Toggle the clock line |
| SDesign2018 | 4:b0ce6385d008 | 703 | SPI_CLK = 0; |
| SDesign2018 | 4:b0ce6385d008 | 704 | SPIData <<= 1; // Rotate to get the next bit |
| SDesign2018 | 4:b0ce6385d008 | 705 | } // and loop back to send the next bit |
| SDesign2018 | 4:b0ce6385d008 | 706 | |
| SDesign2018 | 4:b0ce6385d008 | 707 | // Repeat for the Data byte |
| SDesign2018 | 4:b0ce6385d008 | 708 | SPIData = regData; // Preload the data to be sent with Data |
| SDesign2018 | 4:b0ce6385d008 | 709 | for (SPICount = 0; SPICount < 8; SPICount++) |
| SDesign2018 | 4:b0ce6385d008 | 710 | { |
| SDesign2018 | 4:b0ce6385d008 | 711 | if (SPIData & 0x80) |
| SDesign2018 | 4:b0ce6385d008 | 712 | MOSI = 1; |
| SDesign2018 | 4:b0ce6385d008 | 713 | else |
| SDesign2018 | 4:b0ce6385d008 | 714 | MOSI = 0; |
| SDesign2018 | 4:b0ce6385d008 | 715 | SPI_CLK = 1; |
| SDesign2018 | 4:b0ce6385d008 | 716 | SPI_CLK = 0; |
| SDesign2018 | 4:b0ce6385d008 | 717 | SPIData <<= 1; // After each bit, move next bit one to left |
| SDesign2018 | 4:b0ce6385d008 | 718 | } |
| SDesign2018 | 4:b0ce6385d008 | 719 | SPI_CS = 0; |
| SDesign2018 | 4:b0ce6385d008 | 720 | MOSI = 0; |
| SDesign2018 | 4:b0ce6385d008 | 721 | } |
| SDesign2018 | 4:b0ce6385d008 | 722 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 723 | |
| SDesign2018 | 4:b0ce6385d008 | 724 | |
| SDesign2018 | 4:b0ce6385d008 | 725 | |
| SDesign2018 | 4:b0ce6385d008 | 726 | /******************************************************************************* |
| SDesign2018 | 4:b0ce6385d008 | 727 | * BitBangSPIRead for ADXL372 if you wire it up as SPI |
| SDesign2018 | 4:b0ce6385d008 | 728 | * |
| SDesign2018 | 4:b0ce6385d008 | 729 | * |
| SDesign2018 | 4:b0ce6385d008 | 730 | * |
| SDesign2018 | 4:b0ce6385d008 | 731 | ******************************************************************************/ |
| SDesign2018 | 4:b0ce6385d008 | 732 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 5:c9ab5062cfc3 | 733 | uint8_t BitBangSPIRead (uint8_t regAddr) |
| SDesign2018 | 4:b0ce6385d008 | 734 | { |
| SDesign2018 | 4:b0ce6385d008 | 735 | |
| SDesign2018 | 4:b0ce6385d008 | 736 | unsigned char SPICount; // Counter used to clock out the data |
| SDesign2018 | 4:b0ce6385d008 | 737 | |
| SDesign2018 | 5:c9ab5062cfc3 | 738 | uint8_t SPIData; |
| SDesign2018 | 4:b0ce6385d008 | 739 | |
| SDesign2018 | 4:b0ce6385d008 | 740 | SPI_CS = 0; // Make sure we start with active-low CS high |
| SDesign2018 | 4:b0ce6385d008 | 741 | SPI_CLK = 0; // and CK low |
| SDesign2018 | 4:b0ce6385d008 | 742 | SPIData = regAddr; // Preload the data to be sent with Address and Data |
| SDesign2018 | 4:b0ce6385d008 | 743 | |
| SDesign2018 | 4:b0ce6385d008 | 744 | SPI_CS = 1; // Set active-low CS low to start the SPI cycle |
| SDesign2018 | 4:b0ce6385d008 | 745 | for (SPICount = 0; SPICount < 8; SPICount++) // Prepare to clock out the Address and Data |
| SDesign2018 | 4:b0ce6385d008 | 746 | { |
| SDesign2018 | 4:b0ce6385d008 | 747 | if (SPIData & 0x80) |
| SDesign2018 | 4:b0ce6385d008 | 748 | MOSI = 1; |
| SDesign2018 | 4:b0ce6385d008 | 749 | else |
| SDesign2018 | 4:b0ce6385d008 | 750 | MOSI = 0; |
| SDesign2018 | 4:b0ce6385d008 | 751 | SPI_CLK = 1; |
| SDesign2018 | 4:b0ce6385d008 | 752 | SPI_CLK = 0; |
| SDesign2018 | 4:b0ce6385d008 | 753 | SPIData <<= 1; |
| SDesign2018 | 4:b0ce6385d008 | 754 | }// and loop back to send the next bit |
| SDesign2018 | 4:b0ce6385d008 | 755 | |
| SDesign2018 | 4:b0ce6385d008 | 756 | MOSI = 0; // Reset the MOSI data line |
| SDesign2018 | 4:b0ce6385d008 | 757 | |
| SDesign2018 | 4:b0ce6385d008 | 758 | SPIData = 0; |
| SDesign2018 | 4:b0ce6385d008 | 759 | for (SPICount = 0; SPICount < 8; SPICount++) // Prepare to clock in the data to be read |
| SDesign2018 | 4:b0ce6385d008 | 760 | { |
| SDesign2018 | 4:b0ce6385d008 | 761 | SPIData <<=1; // Rotate the data, keep previous bit value |
| SDesign2018 | 4:b0ce6385d008 | 762 | SPI_CLK = 1; // Raise the clock to clock the data out of the MAX7456 |
| SDesign2018 | 4:b0ce6385d008 | 763 | SPIData += SPI_MISO; // Read the data one bit at a time, starting from MISO MSB |
| SDesign2018 | 4:b0ce6385d008 | 764 | SPI_CLK = 0; // Drop the clock ready for the next bit |
| SDesign2018 | 4:b0ce6385d008 | 765 | }// and loop back for next bit |
| SDesign2018 | 4:b0ce6385d008 | 766 | SPI_CS = 0; // Raise CS |
| SDesign2018 | 4:b0ce6385d008 | 767 | |
| SDesign2018 | 5:c9ab5062cfc3 | 768 | return ((uint8_t)SPIData); // Finally return the read data |
| SDesign2018 | 4:b0ce6385d008 | 769 | } |
| SDesign2018 | 4:b0ce6385d008 | 770 | |
| SDesign2018 | 4:b0ce6385d008 | 771 | /******************************************************************************* |
| SDesign2018 | 4:b0ce6385d008 | 772 | * Not really used at the moment |
| SDesign2018 | 4:b0ce6385d008 | 773 | * Not really needed. But keep just in case because I don't want to rewrite it |
| SDesign2018 | 4:b0ce6385d008 | 774 | ******************************************************************************/ |
| SDesign2018 | 4:b0ce6385d008 | 775 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 12:bdf16bf682ec | 776 | char twosComplementConversion(char value) |
| SDesign2018 | 4:b0ce6385d008 | 777 | { |
| SDesign2018 | 4:b0ce6385d008 | 778 | /* |
| SDesign2018 | 4:b0ce6385d008 | 779 | * Go from bit 0 to bit 7 and invert them |
| SDesign2018 | 4:b0ce6385d008 | 780 | * Then finally add 1 |
| SDesign2018 | 4:b0ce6385d008 | 781 | */ |
| SDesign2018 | 4:b0ce6385d008 | 782 | char mask = value & 0x80; |
| SDesign2018 | 4:b0ce6385d008 | 783 | if(mask == 0x80){ // Check for sign |
| SDesign2018 | 4:b0ce6385d008 | 784 | value = ~value + 1; |
| SDesign2018 | 4:b0ce6385d008 | 785 | return value; |
| SDesign2018 | 4:b0ce6385d008 | 786 | } |
| SDesign2018 | 4:b0ce6385d008 | 787 | return value; |
| SDesign2018 | 4:b0ce6385d008 | 788 | } |
| SDesign2018 | 4:b0ce6385d008 | 789 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 790 | |
| SDesign2018 | 4:b0ce6385d008 | 791 | |
| SDesign2018 | 4:b0ce6385d008 | 792 | /******************************************************************************* |
| SDesign2018 | 4:b0ce6385d008 | 793 | * Performs one byte write I2C protocol |
| SDesign2018 | 4:b0ce6385d008 | 794 | * PARAM: |
| SDesign2018 | 4:b0ce6385d008 | 795 | * registerAddress: register you want access to in device, one byte char hex format |
| SDesign2018 | 4:b0ce6385d008 | 796 | * data: one byte data that you want to write to device register |
| SDesign2018 | 4:b0ce6385d008 | 797 | * Return: |
| SDesign2018 | 4:b0ce6385d008 | 798 | * 0: failure at writing i2c address |
| SDesign2018 | 4:b0ce6385d008 | 799 | * 1: successful write |
| SDesign2018 | 4:b0ce6385d008 | 800 | * 2: failure at writing data |
| SDesign2018 | 4:b0ce6385d008 | 801 | * 3: failure at writing register address |
| SDesign2018 | 4:b0ce6385d008 | 802 | ******************************************************************************/ |
| SDesign2018 | 4:b0ce6385d008 | 803 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 804 | int ADT7410Write(unsigned char registerAddress, unsigned char data){ |
| SDesign2018 | 4:b0ce6385d008 | 805 | int flag; |
| SDesign2018 | 4:b0ce6385d008 | 806 | ADT7410.start(); |
| SDesign2018 | 4:b0ce6385d008 | 807 | flag = ADT7410.write(ADT7410_Address_8BIT); |
| SDesign2018 | 4:b0ce6385d008 | 808 | if(flag == 1) |
| SDesign2018 | 4:b0ce6385d008 | 809 | { |
| SDesign2018 | 4:b0ce6385d008 | 810 | pc.printf("Write to I2C address success\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 811 | wait(0.1); |
| SDesign2018 | 4:b0ce6385d008 | 812 | flag = ADT7410.write(registerAddress); |
| SDesign2018 | 4:b0ce6385d008 | 813 | if(flag == 1) |
| SDesign2018 | 4:b0ce6385d008 | 814 | { |
| SDesign2018 | 4:b0ce6385d008 | 815 | pc.printf("Write to register 0x%x address success\n\r", registerAddress); |
| SDesign2018 | 4:b0ce6385d008 | 816 | flag = ADT7410.write(data); |
| SDesign2018 | 4:b0ce6385d008 | 817 | if(flag == 1) |
| SDesign2018 | 4:b0ce6385d008 | 818 | { |
| SDesign2018 | 4:b0ce6385d008 | 819 | pc.printf("Writing data 0x%x to register address success\n\r", data); |
| SDesign2018 | 4:b0ce6385d008 | 820 | ADT7410.stop(); |
| SDesign2018 | 4:b0ce6385d008 | 821 | return 1; |
| SDesign2018 | 4:b0ce6385d008 | 822 | }else {ADT7410.stop(); return 2;} |
| SDesign2018 | 4:b0ce6385d008 | 823 | }else {ADT7410.stop(); return 3;} |
| SDesign2018 | 4:b0ce6385d008 | 824 | }else ADT7410.stop(); |
| SDesign2018 | 4:b0ce6385d008 | 825 | |
| SDesign2018 | 4:b0ce6385d008 | 826 | return 0; |
| SDesign2018 | 4:b0ce6385d008 | 827 | } |
| SDesign2018 | 4:b0ce6385d008 | 828 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 829 | |
| SDesign2018 | 4:b0ce6385d008 | 830 | /******************************************************************************* |
| SDesign2018 | 4:b0ce6385d008 | 831 | * I2C Read function for ADT7410 Temperature sensor |
| SDesign2018 | 4:b0ce6385d008 | 832 | * Param: |
| SDesign2018 | 4:b0ce6385d008 | 833 | * hex: hexadecimal representation for desired register |
| SDesign2018 | 4:b0ce6385d008 | 834 | * Return: |
| SDesign2018 | 4:b0ce6385d008 | 835 | * Char pointer to the array of data values. |
| SDesign2018 | 4:b0ce6385d008 | 836 | * Could also change from a char pointer to a uint8_t pointer. |
| SDesign2018 | 4:b0ce6385d008 | 837 | * |
| SDesign2018 | 4:b0ce6385d008 | 838 | ******************************************************************************/ |
| SDesign2018 | 4:b0ce6385d008 | 839 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 840 | char * ADT7410Read(int hex){ |
| SDesign2018 | 4:b0ce6385d008 | 841 | //short int convertedVal; |
| SDesign2018 | 4:b0ce6385d008 | 842 | char data[2] = {0, 0}; |
| SDesign2018 | 4:b0ce6385d008 | 843 | char cmd[1]; |
| SDesign2018 | 4:b0ce6385d008 | 844 | cmd[0] = hex; |
| SDesign2018 | 4:b0ce6385d008 | 845 | //pc.printf("Register Addres is: %x \n\r", cmd[0]); |
| SDesign2018 | 4:b0ce6385d008 | 846 | if(ADT7410.write(ADT7410_Address_8BIT, cmd,1) == 0){ |
| SDesign2018 | 4:b0ce6385d008 | 847 | if(ADT7410.read(ADT7410_Address_8BIT, data, 2) == 0){ |
| SDesign2018 | 4:b0ce6385d008 | 848 | |
| SDesign2018 | 4:b0ce6385d008 | 849 | return data; |
| SDesign2018 | 4:b0ce6385d008 | 850 | //return (data[0] << 8 | data[1])>>3; // Explained here: https://stackoverflow.com/a/141576 SOOO GREAT |
| SDesign2018 | 4:b0ce6385d008 | 851 | |
| SDesign2018 | 4:b0ce6385d008 | 852 | }else {pc.printf("Failed to read \n\r"); return data;} |
| SDesign2018 | 4:b0ce6385d008 | 853 | }else {pc.printf("Failed to write \n\r"); return data;} |
| SDesign2018 | 4:b0ce6385d008 | 854 | |
| SDesign2018 | 4:b0ce6385d008 | 855 | } |
| SDesign2018 | 4:b0ce6385d008 | 856 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 857 | |
| SDesign2018 | 4:b0ce6385d008 | 858 | |
| SDesign2018 | 4:b0ce6385d008 | 859 | /******************************************************************************* |
| SDesign2018 | 4:b0ce6385d008 | 860 | * ADXL372 reset function |
| SDesign2018 | 4:b0ce6385d008 | 861 | * Resets all registers and settings back to default |
| SDesign2018 | 4:b0ce6385d008 | 862 | * Basically the same as the previous ADXL372 I2C write function |
| SDesign2018 | 4:b0ce6385d008 | 863 | * |
| SDesign2018 | 4:b0ce6385d008 | 864 | ******************************************************************************/ |
| SDesign2018 | 4:b0ce6385d008 | 865 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 4:b0ce6385d008 | 866 | void ADXL372Reset(void){ |
| SDesign2018 | 4:b0ce6385d008 | 867 | int flag; |
| SDesign2018 | 4:b0ce6385d008 | 868 | //--------- One full writing cycle for ADXL372 for Z Enable ------------------// |
| SDesign2018 | 4:b0ce6385d008 | 869 | /* '0' - NAK was received |
| SDesign2018 | 4:b0ce6385d008 | 870 | * '1' - ACK was received, <---- This good |
| SDesign2018 | 4:b0ce6385d008 | 871 | * '2' - timeout |
| SDesign2018 | 4:b0ce6385d008 | 872 | */ |
| SDesign2018 | 4:b0ce6385d008 | 873 | ADXL372.start(); |
| SDesign2018 | 4:b0ce6385d008 | 874 | flag = ADXL372.write(ADXL372_Address_8bit | 0); |
| SDesign2018 | 4:b0ce6385d008 | 875 | if(flag == 1) |
| SDesign2018 | 4:b0ce6385d008 | 876 | { |
| SDesign2018 | 4:b0ce6385d008 | 877 | //pc.printf("Write to I2C address success\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 878 | |
| SDesign2018 | 4:b0ce6385d008 | 879 | flag = ADXL372.write(0x41); |
| SDesign2018 | 4:b0ce6385d008 | 880 | if(flag == 1) |
| SDesign2018 | 4:b0ce6385d008 | 881 | { |
| SDesign2018 | 4:b0ce6385d008 | 882 | //pc.printf("Write to 0x41 register address success\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 883 | flag = ADXL372.write(0x52); // Set bit 0 |
| SDesign2018 | 4:b0ce6385d008 | 884 | if(flag == 1) |
| SDesign2018 | 4:b0ce6385d008 | 885 | { |
| SDesign2018 | 4:b0ce6385d008 | 886 | pc.printf("Everything has been reset\n\r"); |
| SDesign2018 | 4:b0ce6385d008 | 887 | ADXL372.stop(); |
| SDesign2018 | 4:b0ce6385d008 | 888 | } |
| SDesign2018 | 4:b0ce6385d008 | 889 | } |
| SDesign2018 | 4:b0ce6385d008 | 890 | } |
| SDesign2018 | 4:b0ce6385d008 | 891 | else ADXL372.stop(); |
| SDesign2018 | 4:b0ce6385d008 | 892 | // ---------------- End of writing cycle --------------------------// |
| SDesign2018 | 4:b0ce6385d008 | 893 | } |
| SDesign2018 | 4:b0ce6385d008 | 894 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 6:3b41238872a8 | 895 | |
| SDesign2018 | 10:db20118b7d32 | 896 | /* |
| SDesign2018 | 10:db20118b7d32 | 897 | * |
| SDesign2018 | 10:db20118b7d32 | 898 | * Self-test to see if the accelerometer is working as intended |
| SDesign2018 | 10:db20118b7d32 | 899 | * Wait 300 ms. |
| SDesign2018 | 10:db20118b7d32 | 900 | * Check bit 2 for a 1 for success. Bit 1 for completion of self-test. |
| SDesign2018 | 10:db20118b7d32 | 901 | * Returns whole register |
| SDesign2018 | 10:db20118b7d32 | 902 | */ |
| SDesign2018 | 10:db20118b7d32 | 903 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 10:db20118b7d32 | 904 | void I2CSelfTest(void){ |
| SDesign2018 | 10:db20118b7d32 | 905 | char *result; |
| SDesign2018 | 10:db20118b7d32 | 906 | uint8_t check; |
| SDesign2018 | 10:db20118b7d32 | 907 | accelerometerI2CWrite(0x3F, 0x03); |
| SDesign2018 | 10:db20118b7d32 | 908 | accelerometerI2CWrite(0x40, 0x01); |
| SDesign2018 | 10:db20118b7d32 | 909 | wait(0.3); |
| SDesign2018 | 10:db20118b7d32 | 910 | result = accelerometerI2CRead(0x40); |
| SDesign2018 | 10:db20118b7d32 | 911 | check = result[0]; |
| SDesign2018 | 10:db20118b7d32 | 912 | if(check & 0x04){ |
| SDesign2018 | 10:db20118b7d32 | 913 | pc.printf("Passed\n\r"); |
| SDesign2018 | 10:db20118b7d32 | 914 | }else {pc.printf("FAILED\n\r");} |
| SDesign2018 | 10:db20118b7d32 | 915 | } |
| SDesign2018 | 17:0a8d151af3c6 | 916 | ////////////////////////////////////////////////////////////////////////////////g |
| SDesign2018 | 10:db20118b7d32 | 917 | |
| SDesign2018 | 6:3b41238872a8 | 918 | // Used to clear serial buffer in beginning |
| SDesign2018 | 6:3b41238872a8 | 919 | //////////////////////////////////////////////////////////////////////////////// |
| SDesign2018 | 6:3b41238872a8 | 920 | void flushSerialBuffer(void) { char char1 = 0; while (pc.readable()) { char1 = pc.getc(); } return; } |