參數(shù)資料
型號: MC68HC05T16B
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP56
封裝: PLASTIC, SDIP-56
文件頁數(shù): 47/128頁
文件大小: 734K
代理商: MC68HC05T16B
MC68HC05T16
MOTOROLA
2-5
PIN DESCRIPTIONS AND INPUT/OUTPUT PORTS
2
Figure 2-2 Parallel Port I/O Circuitry
INPUT
REGISTER
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
&
+
VDD
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
23
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