參數(shù)資料
型號: M68HC705UGANG
廠商: 飛思卡爾半導體(中國)有限公司
英文描述: High-density complementary metal oxide semiconductor (HCMOS) microcontroller unit
中文描述: 高密度互補金屬氧化物半導體(HCMOS)微控制器
文件頁數(shù): 26/112頁
文件大?。?/td> 809K
代理商: M68HC705UGANG
2-6
MC68HC05BD3
PIN DESCRIPTION AND I/O PORTS
2
Figure 2-3
Parallel Port I/O Circuitry
REINPUT
BIT
INPUT I/O
OUTPUT
I/O PIN
DATA DIRECTION
REGISTER BIT
LATCHED OUTPUT
DATA BIT
INTERNAL
MC68HC05
CONNECTIONS
DDR 7
DDR 6
DDR 5
DDR 4
DDR 3
DDR 2
DDR 1
DDR 0
0
1
2
3
4
5
6
7
Px7
Px6
Px5
Px4
Px3
Px2
Px1
Px0
TYPICAL PORT
DATA DIRECTION REGISTER
TYPICAL PORT REGISTER
I/O PORT LINES
&
+
V
DD
PAD
IP
PORT DATA
PORT DDR
INTERNAL LOGIC
P
N
NOTE:
(1) IP = INPUT PROTECTION
(2) LATCH-UP PROTECTION NOT SHOWN
(a)
(b)
(c)
TPG
24
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
.
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