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Nav48 - Rally Terratrip

01 Jan 2004

Reading time ~1 minute

Technologies

  • Motorola 68HC908: Firmware developed in assembler on a Motorola MC68HC908GP32 with a few code on C.
  • CodeWarrior: IDE, compiler, debugger and in-circuit programming.
  • Hp48: Navigation software using a Hewlett Packard Hp48 interfaced via Serial connection.
  • Jazz library: Low level IDE, compiler and debugger for SysRPL and Hp48 Saturn CPU assembler.

Target

Rally computer for amateur and professional rally teams. Using a Hp48 calculator, the rally team enter the race variables and the software give the next information:

  • Current position, from odometer interfaced from car to hardware device with a switch sensor or hall effect sensor.
  • Target position, calculated for keep car synced.
  • Distance offset, calculated from current position and race data.
  • Current track, from race information.
  • Multiple time mode, track time, race time, start and end time, etc.

Nav48 app

Hewlett Packard Hp48 application Nav48 screenshots

Nav48 Hardware

Nav48 hardware photos

Awards

With this hardware and software that I did, my team won around 8 trophies and two championship on Bogotá on three years in two modalities, 4x4 and regularity.


AssemblerC++IoTHp48HardwareMotorola Share Tweet +1