int main() { // SET single LED port DDRC |= _BV(LED_PIN); PORTC ^= _BV(LED_PIN); // 1s pull up of LED Strip pins */ apa102_DDRREG &= ~_BV(apa102_data); apa102_DDRREG &= ~_BV(apa102_clk); apa102_PORTREG |= _BV(apa102_data); apa102_PORTREG |= _BV(apa102_clk); _delay_ms(900); // Disable pull ups apa102_PORTREG &= ~_BV(apa102_data); apa102_PORTREG &= ~_BV(apa102_clk); apa102_DDRREG |= _BV(apa102_data); apa102_DDRREG |= _BV(apa102_clk); _delay_ms(100); PORTC ^= _BV(LED_PIN); // Clear LEDs in the strip clear_all_leds(); // Init ROS nh.initNode(); nh.subscribe(set_sub); nh.subscribe(set_led_sub); ack_led(); // Wait for Server side to start while (!nh.connected()) { nh.spinOnce(); // LUFA functions that need to be called frequently to keep USB alive CDC_Device_USBTask(&Atmega32u4Hardware::VirtualSerial_CDC_Interface); USB_USBTask(); _delay_ms(10); } ack_led(); // Publish some debug information snprintf(log_str, MAX_MSG_SIZE, "V:%s", GIT_VERSION); nh.loginfo(log_str); snprintf(log_str, MAX_MSG_SIZE, "FM:%d", get_free_ram()); nh.loginfo(log_str); while(1) { nh.spinOnce(); // LUFA functions that need to be called frequently to keep USB alive CDC_Device_USBTask(&Atmega32u4Hardware::VirtualSerial_CDC_Interface); USB_USBTask(); } return 0; }
int main() { t.start(); nh.initNode(); nh.advertise(pub_temp); long publisher_timer =0; while (1) { if (t.read_ms() > publisher_timer) { // step 1: request reading from sensor //Wire.requestFrom(sensorAddress,2); char cmd = 2; i2c.write(sensorAddress, &cmd, 1); wait_ms(50); char msb; char lsb; int temperature; i2c.read(sensorAddress, &msb, 1); // receive high byte (full degrees) i2c.read(sensorAddress, &lsb, 1); // receive low byte (fraction degrees) temperature = ((msb) << 4); // MSB temperature |= (lsb >> 4); // LSB temp_msg.data = temperature*0.0625; pub_temp.publish(&temp_msg); publisher_timer = t.read_ms() + 1000; } nh.spinOnce(); }
void setup() { // put your setup code here, to run once: StepMotor.setSpeed(150); pinMode(Button, INPUT_PULLUP); pinMode(Sensor_Down, INPUT_PULLUP); pinMode(Sensor_Up, INPUT_PULLUP); pinMode(EnA, OUTPUT); pinMode(EnB, OUTPUT); nh.initNode(); nh.subscribe(sub); nh.advertise(answer_pub); nh.advertise(switch_pub); if(digitalRead(Button)){ deadman_activated = true; deadman_switch_.data = deadman_activated; deadman_switch_.header.stamp = nh.now(); switch_pub.publish(&deadman_switch_); } else{ deadman_activated = false; deadman_switch_.data = deadman_activated; deadman_switch_.header.stamp = nh.now(); switch_pub.publish(&deadman_switch_); } down(); }
int main() { int error = 0; t.start(); nh.initNode(); nh.advertise(pub_temp); nh.advertise(pub_humidity); long publisher_timer = 0; temp_msg.header.frame_id = "/base_link"; humidity_msg.header.frame_id = "/base_link"; while (1) { if (t.read_ms() > publisher_timer) { error = sensor.readData(); if (0 == error) { temp_msg.temperature = sensor.ReadTemperature(CELCIUS); temp_msg.header.stamp = nh.now(); pub_temp.publish(&temp_msg); humidity_msg.relative_humidity = sensor.ReadHumidity(); humidity_msg.header.stamp = nh.now(); pub_humidity.publish(&humidity_msg); } publisher_timer = t.read_ms() + 1000; } nh.spinOnce(); } }
int main(void) { // TivaC application specific code MAP_FPUEnable(); MAP_FPULazyStackingEnable(); // TivaC system clock configuration. Set to 80MHz. MAP_SysCtlClockSet(SYSCTL_SYSDIV_2_5 | SYSCTL_USE_PLL | SYSCTL_XTAL_16MHZ | SYSCTL_OSC_MAIN); uint8_t button_debounced_delta; uint8_t button_raw_state; ButtonsInit(); // ROS nodehandle initialization and topic registration nh.initNode(); nh.advertise(button_publisher); while (1) { uint8_t button_debounced_state = ButtonsPoll(&button_debounced_delta, &button_raw_state); // Publish message to be transmitted. button_msg.sw1.data = button_debounced_state & LEFT_BUTTON; button_msg.sw2.data = button_debounced_state & RIGHT_BUTTON; button_publisher.publish(&button_msg); // Handle all communications and callbacks. nh.spinOnce(); // Delay for a bit. nh.getHardware()->delay(100); } }
int main() { volatile unsigned int d; /* initialize ROS & subscribers & publishers */ //nh.initNode(); nh.initNode(rosSrvrIp); nh.advertise(sonar1); // advertise sonar range topic nh.subscribe(motorSub); // subscribe to motor speed topic nh.subscribe(servoSub); // subscribe to servo position // reset bit 0, set as output for sonar trigger gpio.SetData(0x0000); gpio.SetDataDirection(0x0001); // set callbacks on negative edge for both bits 0 (trigger) // and 1 (echo) gpio.RegisterCallback(0, NULL, callback); gpio.RegisterCallback(1, NULL, callback); gpio.SetInterruptMode(0, QEG_INTERRUPT_NEGEDGE); gpio.SetInterruptMode(1, QEG_INTERRUPT_NEGEDGE); // trigger sonar by toggling bit 0 while(1) { gpio.SetData(0x0001); for (d=0; d<120000; d++); gpio.SetData(0x0000); usleep(100000); // the interrupt breaks us out of this sleep usleep(100000); // now really sleep sonar1.publish( &range ); nh.spinOnce(); } }
void setup() { nh.initNode(); pinMode(directionPinEast1, OUTPUT); pinMode(directionPinEast2, OUTPUT); pinMode(pwmPinWest, OUTPUT); pinMode(directionPinWest2, OUTPUT); pinMode(pwmPinEast, OUTPUT); pinMode(directionPinWest1, OUTPUT); pinMode(directionPinSouthSway1, OUTPUT); pinMode(directionPinSouthSway2, OUTPUT); pinMode(pwmPinNorthSway, OUTPUT); pinMode(directionPinNorthSway2, OUTPUT); pinMode(pwmPinSouthSway, OUTPUT); pinMode(directionPinNorthSway1, OUTPUT); pinMode(directionPinSouthUp1, OUTPUT); pinMode(directionPinSouthUp2, OUTPUT); pinMode(pwmPinNorthUp, OUTPUT); pinMode(directionPinNorthUp2, OUTPUT); pinMode(pwmPinSouthUp, OUTPUT); pinMode(directionPinNorthUp1, OUTPUT); nh.subscribe(subPwmForward); nh.subscribe(subPwmSideward); nh.subscribe(subPwmUpward); nh.subscribe(subPwmTurn); nh.subscribe(subPwmTurnSway); Serial.begin(57600); }
int main() { unsigned long last_pub; /* set up interrupt handling */ // set up timer interrupts // fast PWM mode; interrupt and reset when counter equals OCR0A // prescalar 64 TCCR0A = (1 << WGM01 | 1 << WGM00); TCCR0B = (1 << WGM02 | 1 << CS01 | 1 << CS00); // interrupt on "overflow" (counter match) TIMSK0 = (1 << TOIE0); OCR0A = 249; // 250 counts per tick nh.initNode(); nh.advertise(pub); nh.subscribe(sub); last_pub = nh.now().toNsec(); while(1) { nh.spinOnce(); // do our best to publish once per second if( nh.now().toNsec() - last_pub > 1000000000ull ) { pub.publish(&msg); last_pub += 1000000000ull; } } }
void setup() { nh.initNode(); nh.advertise(sensor_val); nh.advertise(sensor_voltage); nh.advertise(sensor_temp); }
/** * @brief Initializes the gyro/accelerometer and the magnetometer unit of the imu. * As well as the arduino subsystem */ void setup() { Wire.begin(); delay(1500); /********/ /* GYRO */ /********/ gyro.init(); gyro.writeReg(L3G_CTRL_REG4, 0x00); // 245 dps scale gyro.writeReg(L3G_CTRL_REG1, 0x0F); // normal power mode, all axes enabled, 100 Hz //8.75 mdps/LSB /****************/ /* MAGNETOMETER */ /****************/ compass.init(); compass.enableDefault(); compass.writeReg(LSM303::CTRL2, 0x08); // 4 g scale: AFS = 001 //0.122 mg/LSB compass.writeReg(LSM303::CTRL5, 0x10); // Magnetometer Low Resolution 50 Hz //Magnetometer 4 gauss scale : 0.16mgauss/LSB //ROS-TF base frame of the imu_data imu_msg.header.frame_id="base_imu_link"; //Register ROS messages nh.initNode(); nh.advertise(imu_pub); nh.advertise(mag_pub); //starting value for the timer timer=millis(); }
// Note: connector labeled "INPUT" on sonar sensor goes to // digital 1 (bit 0), and connector labeled "OUTPUT" goes to // digital 2 (bit 1). int main() { CQEGpioInt &gpio = CQEGpioInt::GetRef(); volatile unsigned int d; // reset bit 0, set as output for sonar trigger gpio.SetData(0x0000); gpio.SetDataDirection(0x0001); // set callbacks on negative edge for both bits 0 (trigger) // and 1 (echo) gpio.RegisterCallback(0, NULL, callback); gpio.RegisterCallback(1, NULL, callback); gpio.SetInterruptMode(0, QEG_INTERRUPT_NEGEDGE); gpio.SetInterruptMode(1, QEG_INTERRUPT_NEGEDGE); //nh.initNode(); nh.initNode(rosSrvrIp); nh.advertise(sonar1); // trigger sonar by toggling bit 0 while(1) { gpio.SetData(0x0001); for (d=0; d<120000; d++); gpio.SetData(0x0000); sleep(1); // the interrupt breaks us out of this sleep sleep(1); // now really sleep a second sonar1.publish( &range ); nh.spinOnce(); } }
void setup() { nh.initNode(); //Serial.begin(38400); delay(1000); rlog = new RosLogger(nh); // quadratureEncoder = new QuadratureEncoder(); // lineSensor = new LineSensor(); // lineSensor->calibrate(); motor = new Motor(nh); Motor::Command c; //c.direction = Motor::STOP; motor->enqueue(c); c.direction = Motor::BACKWARD; motor->enqueue(c); c.direction = Motor::FORWARD; motor->enqueue(c); // c.direction = Motor::STOP; motor->enqueue(c); // c.direction = Motor::RIGHT_TURN; motor->enqueue(c); // c.direction = Motor::STOP; motor->enqueue(c); // c.direction = Motor::BACKWARD; motor->enqueue(c); // c.direction = Motor::STOP; motor->enqueue(c); // c.direction = Motor::LEFT_TURN; motor->enqueue(c); // c.direction = Motor::STOP; motor->enqueue(c); for (int i = 0; i < 2; i++) { nh.spinOnce(); delay(1000); } for (int i = 0; i < 4; i++) { rlog->info("START UP %d", i); nh.spinOnce(); delay(200); } }
void init() { nh.initNode(); //~ nh.subscribe(sub); nh.advertiseService(fireService); nh.advertiseService(cancelService); nh.advertiseService(manualService); }
void setup() { pinMode(13, OUTPUT); nh.initNode(); nh.subscribe(sub); servo.attach(9); //attach it to pin 9 }
void setup() { RelayShield::begin(); node_handle.getHardware()->setBaud(115200); node_handle.initNode(); node_handle.subscribe(relay_subscriber); }
int main() { nh.initNode(ROSSRVR_IP); nh.advertiseService(server); while(1) { nh.spinOnce(); sleep(1); } }
void setup(){ nh.initNode(); nh.advertise(pause_pub); nh.subscribe(rate_sub); pinMode(PAUSE_PIN, INPUT); digitalWrite(PAUSE_PIN, HIGH);//enable pullup pinMode(LIGHT_PIN, OUTPUT); digitalWrite(LIGHT_PIN, LIGHT_ON); }
int main() { nh.initNode(); nh.subscribe(sub); while (1) { nh.spinOnce(); wait_ms(1); } }
int main() { //nh.initNode(); nh.initNode(rosSrvrIp); nh.subscribe(sub); while(1) { sleep(1); nh.spinOnce(); } }
int main(void) { SetSysClockTo56(); // ROS nodehandle initialization and topic registration nh.initNode(); // Initialize debug LED GPIO_InitTypeDef GPIO_Config; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE); GPIO_Config.GPIO_Pin = GPIO_Pin_5; GPIO_Config.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_Config.GPIO_Speed = GPIO_Speed_50MHz; GPIO_Init(GPIOB, &GPIO_Config); GPIO_WriteBit(GPIOB, GPIO_Pin_5, Bit_RESET); // Start ROS spin task, responsible for handling callbacks and communications if (spinInitTask(&nh)) { // Turn on LED on error GPIO_WriteBit(GPIOB, GPIO_Pin_5, Bit_SET); while (1); } // Register and init publish task if (publishInitTask(&nh)) { // Turn on LED on error GPIO_WriteBit(GPIOB, GPIO_Pin_5, Bit_SET); while (1); } // Register and init subscribe task if (subscribeInitTask(&nh)) { // Turn on LED on error GPIO_WriteBit(GPIOB, GPIO_Pin_5, Bit_SET); while (1); } // Enter scheduler and loop forever vTaskStartScheduler(); // In case the scheduler returns for some reason,. while (1) { // Turn on LED on error GPIO_WriteBit(GPIOB, GPIO_Pin_5, Bit_SET); } }
int main() { // Initialize ADC Interrupts lastTimeInterruptLeft = avr_time_now(); lastTimeInterruptRight = avr_time_now(); out_msg.deltaUmLeft = 0; out_msg.deltaUmRight = 0; // Initialize ROS nh.initNode(); nh.advertise(io_board_out); ros::Subscriber<io_to_board> sub("to_ioboard", &ioboard_cb); nh.subscribe(sub); // Do timed/repeated stuff uint32_t lastTimeOdometry = 0UL; uint32_t lastTimeRake = 0UL; while(1) { // Stop engines and raise rake, if last recieved message is older then 2s // %TODO raise rake if ((lastTimeMessage != 0) && (avr_time_now() - lastTimeMessage > 1000)) { lastTimeMessage = 0; OCR1A = 0x8000; OCR1B = 0x8000; } // Publish odometry all 40ms if (avr_time_now() - lastTimeOdometry > 40) { out_msg.timestamp = avr_time_now(); io_board_out.publish(&out_msg); out_msg.deltaUmLeft = 0; out_msg.deltaUmRight = 0; lastTimeOdometry = avr_time_now(); } nh.spinOnce(); // LUFA functions that need to be called frequently to keep USB alive CDC_Device_USBTask(&Atmega32u4Hardware::VirtualSerial_CDC_Interface); USB_USBTask(); } return 0; }
void setup() { nh.initNode(); nh.advertise(pub_range); range_msg.radiation_type = sensor_msgs::Range::ULTRASOUND; range_msg.header.frame_id = frameid; range_msg.field_of_view = 0.1; // fake range_msg.min_range = 0.0; range_msg.max_range = 6.47; pinMode(8,OUTPUT); digitalWrite(8, LOW); }
// +++++++++++++++++++++++++ main loop +++++++++++++++++++++++++++++++++++++++++++ void setup() { // init nh.initNode(); // setup setupMotor(); setupSensor(); setupServo(); // advertise nh.advertise(pub_sensor_tracks); nh.advertise(pub_range); // subscribe nh.subscribe(subscriberServo); nh.subscribe(motor_sub); }
msg_t rosserial_sub_thread(void * arg) { ros::Subscriber<std_msgs::Empty> sub("toggle_led", &msg_cb ); (void) arg; chRegSetThreadName("rosserial_sub"); nh.initNode(); nh.subscribe(sub); for (;;) { nh.spinOnce(); chThdSleepMilliseconds(5); } return CH_SUCCESS; }
void setup() { nh.initNode(); pinMode(encoder0PinA, INPUT); digitalWrite(encoder0PinA, HIGH); // turn on pullup resistor pinMode(encoder0PinB, INPUT); digitalWrite(encoder0PinB, HIGH); // turn on pullup resistor attachInterrupt(0, doEncoder, CHANGE); // encoder pin on interrupt 0 - pin 2 attachInterrupt(1, doEncoder, CHANGE); Serial.begin (115200); Serial.println("start"); // a personal quirk }
void setup() { pinMode(13, OUTPUT); // Set up all of the Digital IO pins. pinMode(pin_leftCutterCheck,INPUT); pinMode(pin_rightCutterCheck,INPUT); pinMode(pin_leftCutterControl,OUTPUT); pinMode(pin_rightCutterControl,OUTPUT); // Turn off the cutters by default digitalWrite(pin_leftCutterControl,LOW); digitalWrite(pin_rightCutterControl,LOW); // Initialize the rear panel LED outputs pinMode(pin_ledHigh,OUTPUT); pinMode(pin_ledMid,OUTPUT); pinMode(pin_ledLow,OUTPUT); digitalWrite(pin_ledHigh, LOW); digitalWrite(pin_ledMid, LOW); digitalWrite(pin_ledLow, LOW); temperatureTop.begin(); temperatureBot.begin(); // Make sure we have temperature sensors, if not, set to something // unreasonable. This would be 0 in Alabama. if(!temperatureTop.getAddress(topAddress,0)) { msgStatus.temperature_1 = 0.0; } else { temperatureTop.setResolution(topAddress,9); temperatureTop.setWaitForConversion(false); temperatureTop.requestTemperatures(); } if(!temperatureBot.getAddress(botAddress,0)) { msgStatus.temperature_2 = 0.0; } else { temperatureBot.setResolution(botAddress,9); temperatureBot.setWaitForConversion(false); temperatureBot.requestTemperatures(); } nh.initNode(); nh.advertise(status_pub); nh.advertiseService(cutter_srv); }
int main() { nh.initNode(); nh.advertise(chatter); while (1) { str_msg.data = hello; chatter.publish( &str_msg ); nh.logdebug(debug); nh.loginfo(info); nh.logwarn(warn); nh.logerror(errors); nh.logfatal(fatal); nh.spinOnce(); wait_ms(500); } }
/* * ROS rosserial publisher thread. */ msg_t rosserial_pub_thread(void * arg) { std_msgs::String str_msg; ros::Publisher pub("chatter", &str_msg); (void) arg; chRegSetThreadName("rosserial_pub"); nh.initNode(); nh.advertise(pub); for (;;) { char hello[] = "Hello world!"; str_msg.data = hello; pub.publish(&str_msg); nh.spinOnce(); chThdSleepMilliseconds(500); } return CH_SUCCESS; }
void setup() { motor_VFL.attach(MOTOR_VFL_PIN); motor_VFR.attach(MOTOR_VFR_PIN); motor_VBL.attach(MOTOR_VBL_PIN); motor_VBR.attach(MOTOR_VBR_PIN); motor_HFL.attach(MOTOR_HFL_PIN); motor_HFR.attach(MOTOR_HFR_PIN); motor_HBL.attach(MOTOR_HBL_PIN); motor_HBR.attach(MOTOR_HBR_PIN); motor_VFL.writeMicroseconds(STOP_PWM); motor_VFR.writeMicroseconds(STOP_PWM); motor_VBL.writeMicroseconds(STOP_PWM); motor_VBR.writeMicroseconds(STOP_PWM); motor_HFL.writeMicroseconds(STOP_PWM); motor_HFR.writeMicroseconds(STOP_PWM); motor_HBL.writeMicroseconds(STOP_PWM); motor_HBR.writeMicroseconds(STOP_PWM); delay(1000); Wire.begin(); sDepth.init(); sDepth.setFluidDensity(997); pinMode(START_IN_PIN, INPUT_PULLUP); pinMode(STOP_IN_PIN, INPUT_PULLUP); nh.initNode(); nh.advertiseService(server2); nh.advertise(pDepth); nh.advertise(pStart); nh.advertise(pStop); nh.advertise(chatter); nh.subscribe(sub); }
void setup() { Wire.begin(); nh.initNode(); nh.subscribe(joint_1_set_setpoint_listener); nh.advertise(joint_1_position_publisher); nh.subscribe(joint_2_set_setpoint_listener); nh.advertise(joint_2_position_publisher); nh.subscribe(joint_3_set_setpoint_listener); nh.advertise(joint_3_position_publisher); joint_1_current_setpoint = 0.0; // Default setpoint joint_1_new_setpoint = 0.0; joint_2_current_setpoint = 0.0; // Default setpoint joint_2_new_setpoint = 0.0; joint_3_current_setpoint = 0.0; // Default setpoint joint_3_new_setpoint = 0.0; }