Proto 4 Hardware Specification

HK960 - Processor

• LeMaker Hikey 960
• ARM Big.Little Octo-Core
  • 4 x Cortex A73 @ 2.3GHz
  • 4 x Cortex A53 @ 1.8GHz
• Mali G71 MP8 GPU @ 900MHz
• 4GB LPDDR4 SDRAM @ 1866MHz
• 32GB on board UFS flash memory
• 2.4, 5GHz dual band (dual antenna) Wifi
• Bluetooth 4.1
• 2 x USB 3.0
• 1 x USB 2.0 type C OTG
• 1 x HDMI 1.4 Type A
• 1 x 4L-MIPI DSI
• 1 x 4-lane MIPI CSI
• 1 x 2-lane MIPI CSI
• HDMI audio
  • 1 x Tensilica HiFi3.0 DSP
• 40 pin expansion header
  • 2 x UART
  • 2 x High speed I2C
  • 1 x SPI to 48 Mbps
  • 1 x I2S
  • 12 x GPIO
• 60 pin high speed expansion header
  • 4L - MIPI DSI
  • 2 x I2C
  • 1 x SPI to 48 Mbps
  • USB 2.0
  • 2L + 4L MIPI CSI
• H.265/264 hardware encoder 4K @ 30Fps
  • H265\HEVC MP/High Tier
  • H264 BP/MP/HP
  • MPEG 1/2/4
  • VC-1
  • VP6/8
  • RV8/9/10
• Power 12V @ 2A
• Dimensions: 85mm x 55mm

Teensy 3.6 - Micro Controller

CAMTHERM - 8x8 pixel thermal imager

• Panasonic AMG8833
• 3.3v
• 4.5mA max current draw.
• I2C @ 400Khz max
• 8x8 64 pixel array
• 1Hz, 10Hz sample rate
• 0 - 80C
• Accuracy +/- 2.5C
• 0.25C resolution
• NETD (noise equivalent temperature difference)
  • .05C @ 1HZ
  • .016 @ 10Hz
• 7 meter range
• 60 degrees viewing angle

MICARRAY - Four Channel Microphone Array

• 4x InvenSense ICS-52000
• Technology: MEMs
• Protocol: TDM
• Resolution: 24 bit per channel
• Sample Rate: 48 kHz synchronized per channel.
• Frequency Response: flat 50 Hz - 20 kHz
• SNR: 65 dBA
• Sensitivity: -26 dB FS
• Directionality: Omni
• Power: 1.4 mA per channel normal .02 mA per channel standby.
• Voltage: 1.8 - 3.3 volts

MTR-PAN, MTR-TILTU, MTR-TILTL, MTR-ROTATE : Four Axis Gimbal (proto 4)

• 4x nema 8 at 4:1 gear ratio.
• Resolution: 800 steps per revolution
• Speed: 180 degrees in .5 seconds
• Voltage: 4.8 volts
• Power: 4x 1 watt

MTRDRV-MX1508 - 4 Channel GPIO activated digital high current switch.

• 4x MX-1508 motor drivers.
• Voltage: 1.8 volt GPIO. 1.8 - 10 volts switched.
• Current: 1ma per channel GPIO. 2.5 amps per channel max switched.

AHRS-FRAME, AHRS-CAMD: Attitude Heading and Reference

• 2x Bosch BNO055
• Gyroscope: 3 axis per sensor 16 bit resolution
• Accelerometer: 3 axis per sensor. 14 bit resolution
• Compass: 3 axis per sensor. 15 bit resolution
• Attitude, Heading, and Reference Co-processor: 32 bit Cortex M0
• Sample Rate: 100 Hz
• Voltage: 2.4 - 3.6
• Current: .04 mA standby 12 mA normal
• Bus: I2c @ 400 kHz, HID over I2C

OLEDC-FRAME: Frame Display

• Waveshare 1.5 inch Color OLED
• Width: 128 pixels
• Height: 128 pixels
• Color Depth: 16-bit 65536 colors
• Bus: Serial 4 wire SPI @ 25 Mhz
• Controller: SSD1351
• Voltage: 3.3 volts
• Power: .01 mA standby 20-40 mA normal
• Controller: SSD1351