A Performance Analysis System for the Sport of Bowling

SMARTDOT Module Software Architecture
SLEEP MODE
Wake Up on
Pressure Applied to
Insert
Not DARK enough
at start-up
START-UP TASK (Figure A-1A)
Initialize Module
Check Start-Up LITE Level
Enable Interrupts
Waited too long for
RELEASE
PRE-SAMPLING TASK (Figure A-1B)
Wait for Sample (IDLE)
Check for RELEASE
Select Active Scratch Pad
Write to EEPROM (8 pre-samples)
RELEASE
detected
RELEASE not detected
LIGHT SAMPLE ISR
(Figure A-2)
Reached END of
Sample Space
Scratch Pad END and
sampling disabled
SAMPLING TASK (Figure A-3)
Wait for Sample (IDLE)
Write to EEPROM (every 8 samples)
Check for END of Sample Space
Check for END of Scratch Pad
Check for Sampling Enabled
In TEST mode,
waveform VALID, and
sampling disabled
DISCRIMINATION TASK (Figure A-4)
Check for Valid Waveform
Check for Test Mode
Check for Sampling Enabled
Waveform invalid and
not in TEST mode
Waveform is still VALID
In TEST mode with
sampling enabled
COMMUNICATION TASK (Figure A-5)
Wait for DARK (IDLE)
Contact WAND
Wait for LITE (IDLE)
Acknowledge WAND
Get Command
(UART Receive Task - Figure A-7)
Process Command
(UART Receive Task - Figure A-7)
Check for Command Retry
Done trying
Continue trying
WAND DETECTION ISR
(Figure A-6)
BIT SAMPLE ISR
(Figure A-8)
RECEIVE TIME OUT ISR
(Figure A-9)
SHUTDOWN TASK (Figure A-10)
Done Sampling
Save Run Time
Back to Sleep
Figure 2-4
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