Silicon Laboratories Stepper Machine Manuale Utente Scaricare il pdf (Pagina 18)

AN155

18 Rev. 1.1

APPENDIX D - CODE FLOWCHARTS

Figure D1. Main Loop

main

Init SYSCLK.

Init Port.

Init Timer.

Init UART.

Init motor

variables.

Enable Interrupts.

moving?

update position.

display value.

get character from

buffer.

case '\r' ?

case 'p' ?

case 'a'?

case 's'?

display prompt.

get number.

(unsigned char)

get number.

(unsigned int)

display position.

display

accelleration.

display status info.

invalid character.

Y

Y

Y

Y

N

delay.

move to new

position.

doneFlag = 1?

display doneMsg.

clear doneFlag.

Y

N

Y

N

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