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*+#,- ./01$ %
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@'F:;0"$646<"Q
?6R34$#'
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KS(@T
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-#/'F.-"-/C;
$B!!">!+$+34'W4
X8>6Y/* 4.Z@0?-
3/0@'5@P*+%/![=
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P*+@:!%40\'

• F4/`$/? ."s
#:4>/"*4,p:;6n"'
• W`?&o>2!">/Z-
=$#6$=9"4/X
4>&Z$-\$"n!">/* 4$
4b6>,-66n"'
K4\8!">/.X"?P*+X"4
340"\,-$6n"'
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3 7()12()!896 !"!"#$%&'()*+,-()
m/ ?P*+r%"r4
;!&<$-*4"&\.%/
[%#$.-$ #$'$q
9: 
tC:4-9*Q
>/\4#,-4$=$
$4"4&!4'W0"/ ?
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pO4/34"V$""94'
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;:  `
m/ 6P*+!">/:44!">/
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{
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/ 0/6#*+#
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Ba lớp bán dẫn được nối ra thành ba cực
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Mắc theo kiểu E chung
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"-/$,'|\40=*\$
-#,'
F\4?4$=\$`$;-\$
@y*B=*‚>O@$*‚O@<L0'T/4
†@$-/:!0"34XW!"'(?0$
!";XW0@$Q464?4$=
$'
mnO-d?*+,"P'u4,
-X]0C4"#nP
w+!"n4XW64-#'

P$="+\n0,$= /'
4e =>3)*+
T;U_fW<C$,-
Read Only Memory (ROM)
†O4*ˆ0mO"c†ˆme0"0>=?P*+0$1$S
;? 'u\D34;6?$/+
$-\D34>='†ˆm6?\?>.$,
-4."$0"n>.9$0$,
-'W!4,6"%?"'K/†ˆm?."$0"
>.$,-0v$;6Z0X
-'KZ0"!"%0?X$‰4 $,
)j
-P*+$="+\-'†ˆm0$n,
06."0"-/%$="#$'u\=
34*†ˆm8f)U]/xju]'
Random Access Memory (RAM)
†4*"ŠOmO"c†Šme0"0>=P*+*0
0"$-/:!4?4$?P*+:;
34>$,-'K*34>=>o&64"-Z
<>on'
Electrically Erasable Programmable ROM(EEPROM)
dd~†ˆm0"-V>34>=p6["%0$,-'
K*3466?4b:; ;c
 †Šme$B0$1$S4!4-"<Zc
 †ˆme'K6?*90o?4$?P
*+:;co7"o/"
$'$''e"!?04-Z<n'm><0?34>=
0:;$0%Q"'
Các thanh ghi chức năng đặc biệt (SFR)
F4@V>cGO40‹†OOe0"34>

o%0-#? O%34>*4"
Q">[$;"rX0? :4,>='mr0$,
-%-Œ-4 0'
Các cổng vào/ra (I/O Ports)
5$,-6\66 -/%$=/>o
$'mr$,-i6"V"%4c?^0be
?-/%$=X34$,-'
T;U_{`Wb$4‚‰ˆ
){
Truyền thông nối tiếp
T;U_}`F,#%/
u/%4$,-$/>o$? :4
b$‰40!0R[$=-!n$"w'F
.-,#4/>o[-!&4;-#*9
-/%$;$Q,#%/0!%<'
K4/$,-6"%>,-,#%
/"4>o.7'WC?P*++$,/%
-4`
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• F%4b*0
• u!,
• F,‰Q*0Z4-#…
Bộ định thời/bộđếm (Timers/Counters)
T/;P*+>o34$,
-'WC04G‹†}V)x>4"r&*4
0-o34C?@0.c//"/e4!"c
//"09e'K4-4"ni?&o
4$/"0"404`
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"0 ;2"["->=34
;0o4p-#0./$=X0^;'HC
4~W44o4p34040^;
= ;4o4p"0.34
;$4~W'G4- .;&
W~€6 X0/O34;\4o4p
[$,4~W0o4p[$,?^0@&/'
K@&/`0">=cV†Šme*94*o4p
[$,?+$+;Vn-?^'
K@&/y*90*0"'4"4$i
34;'F4@&/cG~_G4-Oe04
6*0o4p34#=.934@&/'K@&/
O/E$44=NcH‚‹ˆ_H4‚‹ˆe.0Q;
!7Q&!4?@&/*+o4p&/
90.4-W~€ .iX4Q:!."^$=%'
Hoạt động ngắt
Kn0.&<*\.‚WV
8>.P=W~€2"<o-
&;\/+? 34@&/'
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5$,-OC""%P*+$,-
!0Q;='5$/";$,-6"$#
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w&X* ;p^$,-'
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