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About OldTimer
Year: 2009-2013
MCU: SiLabs C8051F342 (8bit x51+USB)
Clock: 48MHz
Memory: 4kB on chip RAM (data + stack)
64kB on chip flash (program + data)
4MB off chip flash (data)
Battery: 3x 3.7V LiPol cels 1800mAh
Sensors: 18x infra-red QRD1114 optosensor (line detection)
1x infra-red IS471f optosensor (obstracle detection)
1x bumper (obstracle detection)
1x incremental position sensor Agilent HEDS-9140 500 cpr
Three axis accelerometer board ACC7260 (MMA7260)
2x motor current sensor ACS712
Actuators: 1x DC motor with gear 33.333:1
1x micro servo HS-65MG with metal gears and ball bearings (steering)
Speed controller: Dual full-bridge driver L298
Programming language: SDCC + Assembler
Body: Own design, stainless steel, mechanical parts from RC-cars, laminated chassis
230x165x65 mm
770 g