HAND GESTURE CONTROLLED WHEEL CHAIR
INTRODUCTION
WORKING PRINCIPLE 0To move forward tilt the hand in
forward direction. 0To move in reverse tilt the hand in backward direction. 0To turn right tilt the hand in right side. 0To turn left tilt the hand in left side. 0To stop hold the hand straight.
BLOCK DIAGRAM TRANSMITTER SECTION
RECEIVER SECTION
REQUIREMENTS Hardware Requirement:0 Power Supply 0 Micro-Controller 0 Accelerometer Sensor 0 MAX232 0 Zigbee Modules 0 DC motor 0 LCD
Software Requirement:0 Compiler:-PIC Compiler 0 Language:-PIC Basic
ADVANTAGES & DISADVANTAGES
ADVANTAGES 0 It is easy to design and manufacture as all the
components are easily available. 0 It is portable and hence can be placed anywhere. 0 It has low cost of manufacturing 0 The C can be reprogrammed if any modification is required. 0 Due to wireless communication data rate is faster . 0 Wireless makes ease of operation. 0 No need of lengthy wires. 0 Power consumption is less.
DISADVANTAGES 0 If power supply fails system won’t work 0 Failure of device/components may have dire
consequences, fatal accidents can occur.
FUTURE DEVELOPMENTS 0 We can also add an obstacle detection sensor in the
wheel chair. 0 Increase power capacity.
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