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PX4FMU – Flight Management Unit

1. AXT qutopirtot Description PX4FMU is an onboard management unit for micro air vehicles It combines an autopilot and inertial measurement unit and enables the control of an aircraft using a single board solution Additional I O can be easily connected via the 30 pin expansion bus http pixhawk ethz ch px4 PX4FMU Flight Management Unit QUICK START HARDWARE VERSION 1 7 Features e 168 Mhz Cortex M4 CPU 196 KB RAM 1 MB Flash e 250 mW typical power consumption e Reverse polarity protection on all power inputs e 3D gyro accelerometer and magnetometer pressure sensors e I2C 3x UART PPM analog GPS 2x 5V GPIO 4x PWM Servo e MicroSD card slot e Expansion bus CAN 2x l2C SPI 4x analog 2x UART GPIOs e USB Serial Port Virtual COM Port VCP and bootloader e 50 x 36 x 6 mm 1 38x1 97x0 24 8g 30x30 mm mounting holes e 4 5 6 V wide supply input range incl USB power e Selectable 3 3 V or 5 V IO for UART2 and GPS ports Connectors Jumpers and Dimensions Peripherals ARM Mini Computer JTAG 10 pos Radio and motors Reset Button Telemetry UART voltage A 3 3 V I O default 5V tolerant B 5 0 V I O GPS supply voltage selection A 5 0 V default B 3 3 V GPS module Connector UART and power Status Leds Green Power on Blue Activity Amber Error USB Micro B Virt COM port USB powered 3 0 mm PX4 Expansion a Bus System Direction 3
2. 1 mm M3 Pinout and absolute maximum Ratings e Input 4 3 6 V VDD_5V 20 VDD_5V VDD_5V GND is onboard use max 800 mA GND GND l2C1 SCL or max peripheral load CAN2_RX CAN2_TX I2C1_SDA Reverse polarity protected USART1_RX USART1_TX USART2_TX SRV3 AR TX e Output 3 3 V VDD_ 3V3 l203_ SDA I2C3 SCL USART2_CTS SRV1 AR S4 fuse limited 500 mA EXT 3 3 V ADC123_IN10 USART2_RTS SRV2 AR S3 fuse limited 200 mA GPS UART6_RX UART6_ TX UART2_RX SRV4 AR RX UART5 RX UART5 TX USART1_TX I2C2 SDA lI2C2 SCL USART1_ RX USART2_ RTS USART2 CTS PPM_INPUT 38 5V GND a USART2_ RX USART2_TX BATTERY MONITOR 38 18V NOT CONNECTED o GPIO_EXT1 PPM_INPUT GPIO_EXT2 AR S2 USARTe BX S BUZZER GPIO_EXT2 GPIO_EXT1 AR S1 USART6 TX O ADC123_IN11 GND VDD_3V3 VDD_GPS 5V default l ADC123_IN13 ADC123_IN12 VDD_5V Mates housing Hirose DF13 DF13 5S 1 25C contacts DF13 2630SCF AWG 26 30 Mates 2 mm header 3M 951230 2520 AR PR Mates housing Hirose DF13 DF13 15S 1 25C contacts DF13 2630SCF AWG 26 30 Additional connectors bottom side The footprints on the bottom side of the connector can be used by advanced users to interface additional boards or sensors PX4 Expansion Bus System px tT outopirolt Z O 3J Loo ei TO O PX4FMU v1 7 BOOTO JTAG PADS O O Software Tools Getting Started Please check the most recent user manual at https pixhawk ethz ch px4 users Upgrading Firmware Devel
3. oping Custom Code Please check the most recent developer instructions at https pixhawk ethz ch px4 dev Open Hardware License PX4FMU is an open hardware design following the OSHW 1 1 def nition licensed under the Creative Commons Attribution ShareAlike 3 0 Unported CC BY SA 3 0 license PX4FMU uses the BSD licensed NuttX operating system as base for the PX4 software stack http nuttx sourceforge net ear MALE GIG MUTUALLY AGREED TO BY fats PARTIES IN SE LICENSOR OFFERS lan WORK AS IS AND MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND CONCERNING THE WOR EXPRESS IMPLIED STATUTORY OR OTHERWISE INCLUDING WITHOUT LIMITATION WARRANTIES OF TITLE MERCHANTIBILITY Se FORA PARTICULAR PURPOSE NONINFRINGEMENT OR THE ABSENCE OF LATENT OR OTHER DEFECTS ACCURACY OR THE PRESENCE OF ABSENCE OF ERRORS WHETHER OR NOT DISCOVERABLE SOME JURISDICTIONS bO NOT ALLOW THE EXCLUSION OF IMPLIE WARRANTIES SO SUCH EXCLUSION MAY NOT APPLY TO YOU EXCEPT TO THE EXTENT REQUIRED BY APPLICABLE LAW IN NO EVENT WILL LICENSOR BE LIABLE TO YOU ON ANY LEGAL THEORY FOR ANY SPECIAL INCIDENTAL CONSEQUENTIAL PUNITIVE OR EXEMPLARY DAMAGES ARISING OUT OF THIS LICENSE OR THE USE OF THE WORK EVEN IF LICENSOR HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES http creativecommons org licenses by sa 3 0

PX4FMU – Flight Management Unit

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PX4FMU &ndash; Flight Management Unit

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PX4FMU – Flight Management Unit