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-rw-r--r--libraries/OBD2UART/OBD2UART.cpp244
-rw-r--r--libraries/OBD2UART/OBD2UART.h74
-rw-r--r--libraries/OBD2UART/examples/obd_uart_test/obd_uart_test.ino81
-rw-r--r--libraries/OBD2UART/examples/orientation_demo/orientation_demo.ino98
-rw-r--r--libraries/OBD2UART/examples/rpm_led_uart/rpm_led_uart.ino9
-rw-r--r--libraries/OBD2UART/keywords.txt29
-rw-r--r--libraries/OBD2UART/library.properties9
7 files changed, 400 insertions, 144 deletions
diff --git a/libraries/OBD2UART/OBD2UART.cpp b/libraries/OBD2UART/OBD2UART.cpp
index 0cb72f1..8406251 100644
--- a/libraries/OBD2UART/OBD2UART.cpp
+++ b/libraries/OBD2UART/OBD2UART.cpp
@@ -17,12 +17,12 @@ uint16_t hex2uint16(const char *p)
{
char c = *p;
uint16_t i = 0;
- for (char n = 0; c && n < 4; c = *(++p)) {
+ for (uint8_t n = 0; c && n < 4; c = *(++p)) {
if (c >= 'A' && c <= 'F') {
c -= 7;
} else if (c>='a' && c<='f') {
c -= 39;
- } else if (c == ' ') {
+ } else if (c == ' ' && n == 2) {
continue;
} else if (c < '0' || c > '9') {
break;
@@ -44,7 +44,9 @@ byte hex2uint8(const char *p)
else if (c1 < '0' || c1 > '9')
return 0;
- if (c2 >= 'A' && c2 <= 'F')
+ if (c2 == 0)
+ return (c1 & 0xf);
+ else if (c2 >= 'A' && c2 <= 'F')
c2 -= 7;
else if (c2 >= 'a' && c2 <= 'f')
c2 -= 39;
@@ -61,24 +63,15 @@ byte hex2uint8(const char *p)
byte COBD::sendCommand(const char* cmd, char* buf, byte bufsize, int timeout)
{
write(cmd);
- dataIdleLoop();
+ idleTasks();
return receive(buf, bufsize, timeout);
}
-void COBD::sendQuery(byte pid)
+bool COBD::readPID(byte pid, int& result)
{
char cmd[8];
sprintf(cmd, "%02X%02X\r", dataMode, pid);
-#ifdef DEBUG
- debugOutput(cmd);
-#endif
write(cmd);
-}
-
-bool COBD::readPID(byte pid, int& result)
-{
- // send a query command
- sendQuery(pid);
// receive and parse the response
return getResult(pid, result);
}
@@ -107,7 +100,7 @@ byte COBD::readDTC(uint16_t codes[], byte maxCodes)
sprintf_P(buffer, n == 0 ? PSTR("03\r") : PSTR("03%02X\r"), n);
write(buffer);
if (receive(buffer, sizeof(buffer)) > 0) {
- if (!strstr(buffer, "NO DATA")) {
+ if (!strstr_P(buffer, PSTR("NO DATA"))) {
char *p = strstr(buffer, "43");
if (p) {
while (codesRead < maxCodes && *p) {
@@ -300,20 +293,30 @@ float COBD::getVoltage()
bool COBD::getVIN(char* buffer, byte bufsize)
{
- if (sendCommand("0902\r", buffer, bufsize)) {
- char *p = strstr(buffer, "0: 49 02");
- if (p) {
- char *q = buffer;
- p += 10;
- do {
- for (++p; *p == ' '; p += 3) {
- if (*q = hex2uint8(p + 1)) q++;
- }
- p = strchr(p, ':');
- } while(p);
- *q = 0;
- return true;
- }
+ for (byte n = 0; n < 5; n++) {
+ if (sendCommand("0902\r", buffer, bufsize)) {
+ int len = hex2uint16(buffer);
+ char *p = strstr_P(buffer + 4, PSTR("0: 49 02 01"));
+ if (p) {
+ char *q = buffer;
+ p += 11; // skip the header
+ do {
+ while (*(++p) == ' ');
+ for (;;) {
+ *(q++) = hex2uint8(p);
+ while (*p && *p != ' ') p++;
+ while (*p == ' ') p++;
+ if (!*p || *p == '\r') break;
+ }
+ p = strchr(p, ':');
+ } while(p);
+ *q = 0;
+ if (q - buffer == len - 3) {
+ return true;
+ }
+ }
+ }
+ delay(100);
}
return false;
}
@@ -362,7 +365,7 @@ byte COBD::getVersion()
return version;
}
-byte COBD::receive(char* buffer, byte bufsize, int timeout)
+int COBD::receive(char* buffer, int bufsize, unsigned int timeout)
{
unsigned char n = 0;
unsigned long startTime = millis();
@@ -393,7 +396,7 @@ byte COBD::receive(char* buffer, byte bufsize, int timeout)
// timeout
break;
}
- dataIdleLoop();
+ idleTasks();
}
}
if (buffer) {
@@ -415,48 +418,77 @@ bool COBD::init(OBD_PROTOCOLS protocol)
{
const char *initcmd[] = {"ATZ\r", "ATE0\r", "ATH0\r"};
char buffer[64];
+ byte stage;
m_state = OBD_DISCONNECTED;
- for (unsigned char i = 0; i < sizeof(initcmd) / sizeof(initcmd[0]); i++) {
- write(initcmd[i]);
- if (receive(buffer, sizeof(buffer), OBD_TIMEOUT_LONG) == 0) {
- return false;
+
+ for (byte n = 0; n < 2; n++) {
+ stage = 0;
+ if (n != 0) reset();
+ for (byte i = 0; i < sizeof(initcmd) / sizeof(initcmd[0]); i++) {
+ delay(10);
+ if (!sendCommand(initcmd[i], buffer, sizeof(buffer), OBD_TIMEOUT_SHORT)) {
+ continue;
+ }
}
- }
- if (protocol != PROTO_AUTO) {
- sprintf_P(buffer, PSTR("ATSP %u\r"), protocol);
- write(buffer);
- if (receive(buffer, sizeof(buffer), OBD_TIMEOUT_LONG) == 0 && !strstr(buffer, "OK")) {
- return false;
+ stage = 1;
+ if (protocol != PROTO_AUTO) {
+ sprintf(buffer, "ATSP%u\r", protocol);
+ delay(10);
+ if (!sendCommand(buffer, buffer, sizeof(buffer), OBD_TIMEOUT_SHORT) || !strstr(buffer, "OK")) {
+ continue;
+ }
}
- }
-
- // load pid map
- memset(pidmap, 0, sizeof(pidmap));
- bool success = false;
- for (byte i = 0; i < 4; i++) {
- byte pid = i * 0x20;
- sendQuery(pid);
- if (receive(buffer, sizeof(buffer), OBD_TIMEOUT_LONG) > 0) {
- char *p = buffer;
- while ((p = strstr(p, "41 "))) {
- p += 3;
- if (hex2uint8(p) == pid) {
- p += 2;
- for (byte n = 0; n < 4 && *(p + n * 3) == ' '; n++) {
- pidmap[i * 4 + n] = hex2uint8(p + n * 3 + 1);
+ stage = 2;
+ delay(10);
+ if (!sendCommand("010D\r", buffer, sizeof(buffer), OBD_TIMEOUT_LONG) || checkErrorMessage(buffer)) {
+ continue;
+ }
+ stage = 3;
+ // load pid map
+ memset(pidmap, 0, sizeof(pidmap));
+ bool success = false;
+ for (byte i = 0; i < 4; i++) {
+ byte pid = i * 0x20;
+ sprintf(buffer, "%02X%02X\r", dataMode, pid);
+ delay(10);
+ write(buffer);
+ if (receive(buffer, sizeof(buffer), OBD_TIMEOUT_LONG) > 0) {
+ if (checkErrorMessage(buffer)) {
+ break;
+ }
+ char *p = buffer;
+ while ((p = strstr(p, "41 "))) {
+ p += 3;
+ if (hex2uint8(p) == pid) {
+ p += 2;
+ for (byte n = 0; n < 4 && *(p + n * 3) == ' '; n++) {
+ pidmap[i * 4 + n] = hex2uint8(p + n * 3 + 1);
+ }
+ success = true;
}
- success = true;
}
+ } else {
+ break;
}
}
+ if (success) {
+ stage = 0xff;
+ break;
+ }
}
-
- if (success) {
+ if (stage == 0xff) {
m_state = OBD_CONNECTED;
errors = 0;
+ return true;
+ } else {
+#ifdef DEBUG
+ Serial.print("Stage:");
+ Serial.println(stage);
+#endif
+ reset();
+ return false;
}
- return success;
}
void COBD::end()
@@ -477,10 +509,64 @@ bool COBD::setBaudRate(unsigned long baudrate)
return true;
}
-bool COBD::memsInit()
+void COBD::reset()
+{
+ char buf[32];
+ sendCommand("ATR\r", buf, sizeof(buf));
+ delay(3000);
+ sendCommand("ATZ\r", buf, sizeof(buf));
+}
+
+void COBD::uninit()
+{
+ char buf[32];
+ sendCommand("ATPC\r", buf, sizeof(buf));
+}
+
+byte COBD::checkErrorMessage(const char* buffer)
+{
+ const char *errmsg[] = {"UNABLE", "ERROR", "TIMEOUT", "NO DATA"};
+ for (byte i = 0; i < sizeof(errmsg) / sizeof(errmsg[0]); i++) {
+ if (strstr(buffer, errmsg[i])) return i + 1;
+ }
+ return 0;
+}
+
+uint8_t COBD::getPercentageValue(char* data)
+{
+ return (uint16_t)hex2uint8(data) * 100 / 255;
+}
+
+uint16_t COBD::getLargeValue(char* data)
+{
+ return hex2uint16(data);
+}
+
+uint8_t COBD::getSmallValue(char* data)
+{
+ return hex2uint8(data);
+}
+
+int16_t COBD::getTemperatureValue(char* data)
+{
+ return (int)hex2uint8(data) - 40;
+}
+
+bool COBD::memsInit(bool fusion)
{
char buf[16];
- return sendCommand("ATTEMP\r", buf, sizeof(buf)) > 0 && !strchr(buf, '?');
+ if (!sendCommand("ATTEMP\r", buf, sizeof(buf)) > 0 || strchr(buf, '?'))
+ return false;
+ if (fusion) {
+ m_fusion = true;
+ return sendCommand("ATQU1\r", buf, sizeof(buf));
+ } else {
+ if (m_fusion) {
+ m_fusion = false;
+ sendCommand("ATQU0\r", buf, sizeof(buf));
+ }
+ return true;
+ }
}
bool COBD::memsRead(int16_t* acc, int16_t* gyr, int16_t* mag, int16_t* temp)
@@ -515,6 +601,20 @@ bool COBD::memsRead(int16_t* acc, int16_t* gyr, int16_t* mag, int16_t* temp)
} while (0);
if (!success) return false;
}
+ if (mag) {
+ success = false;
+ if (sendCommand("ATMAG\r", buf, sizeof(buf)) > 0) do {
+ char* p = getResultValue(buf);
+ if (!p) break;
+ mag[0] = atoi(p++);
+ if (!(p = strchr(p, ','))) break;
+ mag[1] = atoi(++p);
+ if (!(p = strchr(p, ','))) break;
+ mag[2] = atoi(++p);
+ success = true;
+ } while (0);
+ if (!success) return false;
+ }
if (temp) {
success = false;
if (sendCommand("ATTEMP\r", buf, sizeof(buf)) > 0) {
@@ -529,6 +629,24 @@ bool COBD::memsRead(int16_t* acc, int16_t* gyr, int16_t* mag, int16_t* temp)
return true;
}
+bool COBD::memsOrientation(float& yaw, float& pitch, float& roll)
+{
+ char buf[64];
+ bool success = false;
+ if (sendCommand("ATORI\r", buf, sizeof(buf)) > 0) do {
+ Serial.println(buf);
+ char* p = getResultValue(buf);
+ if (!p) break;
+ yaw = (float)atof(p++);
+ if (!(p = strchr(p, ','))) break;
+ pitch = (float)atoi(++p);
+ if (!(p = strchr(p, ','))) break;
+ roll = (float) atof(++p);
+ success = true;
+ } while (0);
+ return success;
+}
+
#ifdef DEBUG
void COBD::debugOutput(const char *s)
{
diff --git a/libraries/OBD2UART/OBD2UART.h b/libraries/OBD2UART/OBD2UART.h
index 62ac18b..2674274 100644
--- a/libraries/OBD2UART/OBD2UART.h
+++ b/libraries/OBD2UART/OBD2UART.h
@@ -8,8 +8,7 @@
#include <Arduino.h>
#define OBD_TIMEOUT_SHORT 1000 /* ms */
-#define OBD_TIMEOUT_LONG 5000 /* ms */
-#define OBD_TIMEOUT_GPS 200 /* ms */
+#define OBD_TIMEOUT_LONG 10000 /* ms */
#ifndef OBDUART
#if defined(__AVR_ATmega328P__) || defined(__AVR_ATmega168P__)
@@ -19,6 +18,10 @@
#endif
#endif
+#ifdef ESP32
+extern HardwareSerial Serial1;
+#endif
+
// Mode 1 PIDs
#define PID_ENGINE_LOAD 0x04
#define PID_COOLANT_TEMP 0x05
@@ -73,23 +76,12 @@
#define PID_ENGINE_REF_TORQUE 0x63
// non-OBD/custom PIDs (no mode number)
-#define PID_GPS_LATITUDE 0xA
-#define PID_GPS_LONGITUDE 0xB
-#define PID_GPS_ALTITUDE 0xC
-#define PID_GPS_SPEED 0xD
-#define PID_GPS_HEADING 0xE
-#define PID_GPS_SAT_COUNT 0xF
-#define PID_GPS_TIME 0x10
-#define PID_GPS_DATE 0x11
#define PID_ACC 0x20
#define PID_GYRO 0x21
#define PID_COMPASS 0x22
#define PID_MEMS_TEMP 0x23
#define PID_BATTERY_VOLTAGE 0x24
-// custom PIDs for calculated data
-#define PID_TRIP_DISTANCE 0x30
-
typedef enum {
PROTO_AUTO = 0,
PROTO_ISO_9141_2 = 3,
@@ -115,13 +107,16 @@ uint8_t hex2uint8(const char *p);
class COBD
{
public:
- COBD():dataMode(1),errors(0),m_state(OBD_DISCONNECTED) {}
// begin serial UART
virtual byte begin();
+ // terminate communication channel
+ virtual void end();
// initialize OBD-II connection
virtual bool init(OBD_PROTOCOLS protocol = PROTO_AUTO);
+ // reset OBD-II connection
+ virtual void reset();
// un-initialize OBD-II connection
- virtual void end();
+ virtual void uninit();
// set serial baud rate
virtual bool setBaudRate(unsigned long baudrate);
// get connection state
@@ -144,12 +139,12 @@ public:
virtual float getVoltage();
// get VIN as a string, buffer length should be >= OBD_RECV_BUF_SIZE
virtual bool getVIN(char* buffer, byte bufsize);
- // initialize MEMS sensor
- virtual bool memsInit();
+ // initialize MEMS sensor (enable or disable sensor fusion by quanterion algorithm)
+ virtual bool memsInit(bool fusion = false);
// read out MEMS data (acc for accelerometer, gyr for gyroscope, temp in 0.1 celcius degree)
virtual bool memsRead(int16_t* acc, int16_t* gyr = 0, int16_t* mag = 0, int16_t* temp = 0);
- // send query for specified PID
- virtual void sendQuery(byte pid);
+ // get computed orientation values
+ virtual bool memsOrientation(float& yaw, float& pitch, float& roll);
// retrive and parse the response of specifie PID
virtual bool getResult(byte& pid, int& result);
// determine if the PID is supported
@@ -157,37 +152,26 @@ public:
// get adapter firmware version
virtual byte getVersion();
// set current PID mode
- byte dataMode;
+ byte dataMode = 1;
// occurrence of errors
- byte errors;
+ byte errors = 0;
// bit map of supported PIDs
- byte pidmap[4 * 4];
+ byte pidmap[4 * 4] = {0};
protected:
virtual char* getResponse(byte& pid, char* buffer, byte bufsize);
- virtual byte receive(char* buffer, byte bufsize, int timeout = OBD_TIMEOUT_SHORT);
+ virtual int receive(char* buffer, int bufsize, unsigned int timeout = OBD_TIMEOUT_SHORT);
virtual void write(const char* s);
- virtual void dataIdleLoop() {}
- void recover();
- void debugOutput(const char* s);
- int normalizeData(byte pid, char* data);
- OBD_STATES m_state;
+ virtual uint8_t getPercentageValue(char* data);
+ virtual uint16_t getLargeValue(char* data);
+ virtual uint8_t getSmallValue(char* data);
+ virtual int16_t getTemperatureValue(char* data);
+ virtual int normalizeData(byte pid, char* data);
+ virtual byte checkErrorMessage(const char* buffer);
+ virtual char* getResultValue(char* buf);
+ OBD_STATES m_state = OBD_DISCONNECTED;
private:
- virtual uint8_t getPercentageValue(char* data)
- {
- return (uint16_t)hex2uint8(data) * 100 / 255;
- }
- virtual uint16_t getLargeValue(char* data)
- {
- return hex2uint16(data);
- }
- virtual uint8_t getSmallValue(char* data)
- {
- return hex2uint8(data);
- }
- virtual int16_t getTemperatureValue(char* data)
- {
- return (int)hex2uint8(data) - 40;
- }
- char* getResultValue(char* buf);
+ void recover();
+ virtual void idleTasks() {}
+ bool m_fusion = false;
};
diff --git a/libraries/OBD2UART/examples/obd_uart_test/obd_uart_test.ino b/libraries/OBD2UART/examples/obd_uart_test/obd_uart_test.ino
index 9b11eab..4d30b0e 100644
--- a/libraries/OBD2UART/examples/obd_uart_test/obd_uart_test.ino
+++ b/libraries/OBD2UART/examples/obd_uart_test/obd_uart_test.ino
@@ -1,25 +1,32 @@
/*************************************************************************
-* Testing sketch for Freematics OBD-II UART Adapter
+* Testing sketch for Freematics OBD-II UART Adapter V1/V2/V2.1
+* Performs AT command-set test
* Reads and prints several OBD-II PIDs value
-* Distributed under GPL v2.0
-* Visit http://freematics.com for more information
-* Written by Stanley Huang <support@freematics.com.au>
+* Reads and prints motion sensor data if available
+* Distributed under BSD
+* Visit https://freematics.com/products for more product information
+* Written by Stanley Huang <stanley@freematics.com.au>
*************************************************************************/
-#include <SoftwareSerial.h>
#include <OBD2UART.h>
-// On Arduino Leonardo, Micro, MEGA or DUE, hardware serial can be used for output
-// as OBD-II UART adapter uses to Serial1
-// On Arduino UNO and those have no Serial1, we use software serial for output
-// as OBD-II UART adapter uses to Serial
+// On Arduino Leonardo, Micro, MEGA or DUE, hardware serial can be used for output as the adapter occupies Serial1
+// On Arduino UNO and those have no Serial1, we use software serial for output as the adapter uses Serial
+#ifdef ARDUINO_AVR_UNO
+#include <SoftwareSerial.h>
SoftwareSerial mySerial(A2, A3);
-//#define mySerial Serial
+#else
+#define mySerial Serial
+#endif
+
+#if defined(ESP32) && !defined(Serial1)
+HardwareSerial Serial1(1);
+#endif
COBD obd;
bool hasMEMS;
-void testOut()
+void testATcommands()
{
static const char cmds[][6] = {"ATZ\r", "ATI\r", "ATH0\r", "ATRV\r", "0100\r", "010C\r", "0902\r"};
char buf[128];
@@ -93,11 +100,12 @@ void readBatteryVoltage()
void readMEMS()
{
- int acc[3];
- int gyro[3];
- int temp;
+ int16_t acc[3] = {0};
+ int16_t gyro[3] = {0};
+ int16_t mag[3] = {0};
+ int16_t temp = 0;
- if (!obd.memsRead(acc, gyro, 0, &temp)) return;
+ if (!obd.memsRead(acc, gyro, mag, &temp)) return;
mySerial.print('[');
mySerial.print(millis());
@@ -117,6 +125,13 @@ void readMEMS()
mySerial.print('/');
mySerial.print(gyro[2]);
+ mySerial.print(" MAG:");
+ mySerial.print(mag[0]);
+ mySerial.print('/');
+ mySerial.print(mag[1]);
+ mySerial.print('/');
+ mySerial.print(mag[2]);
+
mySerial.print(" TEMP:");
mySerial.print((float)temp / 10, 1);
mySerial.println("C");
@@ -127,23 +142,24 @@ void setup()
mySerial.begin(115200);
while (!mySerial);
- // this will begin serial
- byte version = obd.begin();
-
- mySerial.print("Freematics OBD-II Adapter ");
- if (version > 0) {
- mySerial.print("Ver. ");
- mySerial.print(version / 10);
- mySerial.print('.');
- mySerial.println(version % 10);
- } else {
- mySerial.println("not detected");
- for (;;);
+ for (;;) {
+ delay(1000);
+ byte version = obd.begin();
+ mySerial.print("Freematics OBD-II Adapter ");
+ if (version > 0) {
+ mySerial.println("detected");
+ mySerial.print("OBD firmware version ");
+ mySerial.print(version / 10);
+ mySerial.print('.');
+ mySerial.println(version % 10);
+ break;
+ } else {
+ mySerial.println("not detected");
+ }
}
- delay(1000);
// send some commands for testing and show response for debugging purpose
- testOut();
+ testATcommands();
hasMEMS = obd.memsInit();
mySerial.print("MEMS:");
@@ -151,8 +167,9 @@ void setup()
// initialize OBD-II adapter
do {
- mySerial.println("Init...");
+ mySerial.println("Connecting...");
} while (!obd.init());
+ mySerial.println("OBD connected!");
char buf[64];
if (obd.getVIN(buf, sizeof(buf))) {
@@ -160,7 +177,7 @@ void setup()
mySerial.println(buf);
}
- unsigned int codes[6];
+ uint16_t codes[6];
byte dtcCount = obd.readDTC(codes, 6);
if (dtcCount == 0) {
mySerial.println("No DTC");
@@ -176,7 +193,6 @@ void setup()
delay(5000);
}
-
void loop()
{
readPIDSingle();
@@ -186,3 +202,4 @@ void loop()
readMEMS();
}
}
+
diff --git a/libraries/OBD2UART/examples/orientation_demo/orientation_demo.ino b/libraries/OBD2UART/examples/orientation_demo/orientation_demo.ino
new file mode 100644
index 0000000..923c6ac
--- /dev/null
+++ b/libraries/OBD2UART/examples/orientation_demo/orientation_demo.ino
@@ -0,0 +1,98 @@
+/*************************************************************************
+* Testing sketch for Freematics OBD-II UART Adapter V2.1
+* Reads and prints motion sensor data and computed orientation data
+* Distributed under BSD
+* Visit https://freematics.com/products for more product information
+* Written by Stanley Huang <stanley@freematics.com.au>
+*************************************************************************/
+
+#include <OBD2UART.h>
+
+// On Arduino Leonardo, Micro, MEGA or DUE, hardware serial can be used for output as the adapter occupies Serial1
+// On Arduino UNO and those have no Serial1, we use software serial for output as the adapter uses Serial
+#ifdef ARDUINO_AVR_UNO
+#include <SoftwareSerial.h>
+SoftwareSerial mySerial(A2, A3);
+#else
+#define mySerial Serial
+#endif
+
+#if defined(ESP32) && !defined(Serial1)
+HardwareSerial Serial1(1);
+#endif
+
+COBD obd;
+bool hasMEMS;
+
+void setup()
+{
+ mySerial.begin(115200);
+ while (!mySerial);
+
+ // this will begin serial
+
+ for (;;) {
+ delay(1000);
+ byte version = obd.begin();
+ mySerial.print("Freematics OBD-II Adapter ");
+ if (version > 0) {
+ mySerial.println("detected");
+ break;
+ } else {
+ mySerial.println("not detected");
+ }
+ }
+
+ // initialize MEMS with sensor fusion enabled
+ hasMEMS = obd.memsInit(true);
+ mySerial.print("MEMS:");
+ mySerial.println(hasMEMS ? "OK" : "NO");
+ if (!hasMEMS) {
+ for (;;);
+ }
+}
+
+
+void loop()
+{
+ int16_t acc[3] = {0};
+ int16_t gyro[3] = {0};
+ int16_t mag[3] = {0};
+
+ if (!obd.memsRead(acc, gyro, mag)) return;
+
+ mySerial.print("ACC:");
+ mySerial.print(acc[0]);
+ mySerial.print('/');
+ mySerial.print(acc[1]);
+ mySerial.print('/');
+ mySerial.print(acc[2]);
+
+ mySerial.print(" GYRO:");
+ mySerial.print(gyro[0]);
+ mySerial.print('/');
+ mySerial.print(gyro[1]);
+ mySerial.print('/');
+ mySerial.print(gyro[2]);
+
+ mySerial.print(" MAG:");
+ mySerial.print(mag[0]);
+ mySerial.print('/');
+ mySerial.print(mag[1]);
+ mySerial.print('/');
+ mySerial.print(mag[2]);
+
+ mySerial.println();
+
+ float yaw, pitch, roll;
+ if (obd.memsOrientation(yaw, pitch, roll)) {
+ mySerial.print("Orientation: ");
+ mySerial.print(yaw, 2);
+ mySerial.print(' ');
+ mySerial.print(pitch, 2);
+ mySerial.print(' ');
+ mySerial.println(roll, 2);
+ }
+
+ delay(100);
+}
diff --git a/libraries/OBD2UART/examples/rpm_led_uart/rpm_led_uart.ino b/libraries/OBD2UART/examples/rpm_led_uart/rpm_led_uart.ino
index 3e80ae3..5b7a13e 100644
--- a/libraries/OBD2UART/examples/rpm_led_uart/rpm_led_uart.ino
+++ b/libraries/OBD2UART/examples/rpm_led_uart/rpm_led_uart.ino
@@ -1,8 +1,9 @@
/*************************************************************************
-* Sample sketch based on OBD-II library for Arduino
-* Distributed under GPL v2.0
-* Visit http://freematics.com for more information
-* (C)2012-2014 Stanley Huang <stanleyhuangyc@gmail.com>
+* Testing sketch for Freematics OBD-II UART Adapter
+* Reads engine RPM data from OBD and triggers Arduino onboard LED
+* Distributed under BSD
+* Visit https://freematics.com/products for more product information
+* Written by Stanley Huang <stanley@freematics.com.au>
*************************************************************************/
#include <OBD2UART.h>
diff --git a/libraries/OBD2UART/keywords.txt b/libraries/OBD2UART/keywords.txt
new file mode 100644
index 0000000..316a4fb
--- /dev/null
+++ b/libraries/OBD2UART/keywords.txt
@@ -0,0 +1,29 @@
+################################################################################
+# Datatypes (KEYWORD1)
+################################################################################
+COBD KEYWORD1
+
+################################################################################
+# Methods and Functions (KEYWORD2)
+################################################################################
+begin KEYWORD2
+end KEYWORD2
+init KEYWORD2
+uninit KEYWORD2
+reset KEYWORD2
+
+readPID KEYWORD2
+readDTC KEYWORD2
+clearDTC KEYWORD2
+getVoltage KEYWORD2
+getVIN KEYWORD2
+
+memsInit KEYWORD2
+memsRead KEYWORD2
+memsOrientation KEYWORD2
+
+################################################################################
+# Constants (LITERAL1)
+################################################################################
+OBD_PROTOCOLS LITERAL1
+OBD_STATES LITERAL1 \ No newline at end of file
diff --git a/libraries/OBD2UART/library.properties b/libraries/OBD2UART/library.properties
new file mode 100644
index 0000000..cbb921d
--- /dev/null
+++ b/libraries/OBD2UART/library.properties
@@ -0,0 +1,9 @@
+name=OBD2UART
+version=1.2
+author=Stanley Huang <stanley@freematics.com.au>
+maintainer=Stanley Huang <stanley@freematics.com.au>
+sentence=Arduino library for Freematics OBD-II UART Adapter
+paragraph=Arduino library for Freematics OBD-II UART Adapter
+category=Communication
+url=https://freematics.com
+includes=OBD2UART.h \ No newline at end of file