1. (pp85-100)TDD

2. LEDTDD 3. TDD 4. etc) 5. 6. !! OK 7. 8. PC LED PC 9. LED ... 10. 11. 2byte int 4byte int 12. 13. TDD TDD 1.4 TDD TDD 14. TDD 1 [TDD] LED 15. TDD 2 [] 16. TDD 3 [] [4] 17. TDD 4 [] 3 3 18. TDD 5 [] [||] 19. TDD 3 1 20. 5.5 2 21. 5.5 strstr 12 if (strlen(other) == 0)(0) return TRUE; else if (strlen(s) == 0) return FALSE; else return strstr(s, other) !=NULL; strstr 22. 5.5 23. TDD3-5 24. LEDDriver(virtual leds) 25. 26. TDD TDD 11 27. TDD TDD