Page 53 - ipst-basiclab

¤Á‹Ù Í× ¡Ò÷´ÅͧàºÍ×é §µ¹Œ ¢Í§¡Å͋ §ÊÁͧ¡Å IPST-MicroBOX l 53

·àèÕ ÇÅÒ T3 +5V C1 "
20 01uF/50V
LED ËÅ¡Ñ DISP3
+5V ¢ÍŒ ÁÅÙ ÁÒÃÍ·áÕè µ‹ÅÐà«¡àÁ¹µ ·Òí §Ò¹áÊ´§àÅ¢ 5

ʋ§¢ŒÍÁÙÅËÅÑ¡·Õè 3 K2 IC1 R1-R8 DISP1 DISP2 DISP3 DISP4
PORT 74HC541 Q1 Q2
300R
2 18 =
·µèÕ ÍŒ §¡ÒÃáÊ´§¼Å 1 3 A7 Y7 17 1 >
4 16 0 ?
0 5 A6 Y6 15
1 6 A5 Y5 14 1 @
7 A4 Y4 13 1 A
1 8 A3 Y3 12 0
9 A2 Y2 11 1 B
0 C
A1 Y1
1 A0 Y0

1 1 @F

5 = 0xB6 0 1 OE1 OE2 19 0

GND Q3 Q4
10
Rp1
K1 220k*8 +5V
PORT

segment(2451); J1
DIGIT1
¤Òí ʧèÑ ãËጠʴ§µÇÑ àÅ¢ 2451 ! ʋ§ÊÑ­­Ò³àÅ×Í¡ËÅÑ¡
J2
DIGIT2

·µèÕ ÍŒ §¡ÒÃáÊ´§¼Å J3

DIGIT3

1

(¤) J4
DIGIT4

·ÕèàÇÅÒ T4 +5V C1 "
20 01uF/50V
LED ËÅ¡Ñ ¢ÇÒÊ´Ø
+5V ¢ÍŒ ÁÅÙ ÁÒÃÍ·áèÕ µÅ‹ Ðà«¡àÁ¹µ ·Òí §Ò¹áÊ´§àÅ¢ 1

ʧ‹ ¢ÍŒ ÁÅÙ ËÅ¡Ñ ¢ÇÒÊ´Ø K2 IC1 R1-R8 DISP1 DISP2 DISP3 DISP4
PORT 74HC541
300R Q4
2 18 =
·µèÕ ÍŒ §¡ÒÃáÊ´§¼Å 0 3 A7 Y7 17 0 >
4 16
1 5 A6 Y6 15 1 ?
1 6 A5 Y5 14 1 @
7 A4 Y4 13
0 8 A3 Y3 12 0 A
9 A2 Y2 11 0
0 0 B
A1 Y1 C
0 A0 Y0

0 0 @F

1 = 0x60 0 1 OE1 OE2 19 0

GND Q1 Q2 Q3
10
Rp1
K1 220k*8 +5V
PORT

segment(2451); J1
DIGIT1
¤Òí ʧèÑ ãËጠʴ§µÇÑ àÅ¢ 2451
J2
DIGIT2

! ʧ‹ Ê­Ñ ­Ò³àÅÍ× ¡ËÅ¡Ñ J3
·µèÕ ÍŒ §¡ÒÃáÊ´§¼Å DIGIT3

1 J4
DIGIT4
(§)

û٠·èÕ 4-4 áÊ´§¡Ãкǹ¡Ò÷Òí §Ò¹¢Í§¡ÒÃáÊ´§¼Å LED µÇÑ àÅ¢ 7 ÊNj ¹ 4 ËÅ¡Ñ áººÁÅÑ µàÔ ¾Å¡ç «
ÊÑ­­Ò³¢ŒÍÁÙŨÐÁҨҡἧǧ¨Ã¤Çº¤ØÁËÅÑ¡ MicroBOX ¼‹Ò¹·Ò§¨Ø´µ‹Í PORT áÅÐÊÒÂÊÑ­­Ò³
¤Çº¤ÁØ ËÅ¡Ñ ¢Í§ LED ¨ÐµÍ‹ à¢ÒŒ ¡ºÑ ¨´Ø µÍ‹ DIGIT ¢Í§á¼§Ç§¨Ã DSP-4 (¨º)