參數資料
型號: DM6806
廠商: Electronic Theatre Controls, Inc.
英文描述: DM5806 DATA MODULE DIGITAL I/O BOARD
中文描述: DM5806數據模塊數字I / O板
文件頁數: 21/64頁
文件大?。?/td> 270K
代理商: DM6806
1-9
82C54
82C55
C6
C6
74HCT367
O
O
O
P
P
E
C
C
C
EC2
OSC
OT1
EC1
OSC
OT0
EC0
OSC
Accessing the Analog World
,,
,
P6
C4
U4
S2
C1
U1
PA
PB
U5
C5
PB
G
V
PCH
PCH
G
V
PCL
G
V
PCL
C3
U3
U11
P5
P4
U10
C10
U6
Y1
S1
RN1
C8
U8
C7
U7
IRQ
R1
P3
C9
U9
RN2
C2
U2
PA
G
V
F1
C
PAL
74HCT688
74HCT245
7
7
SWITCH
74HCT243
74HCT243
+
P2
J1B
J1A
P1A
P1B
1
M
32
Real Time Devices USA
X
B
S
P
2
3
4
5
6
7
G
RN7
8255
(PA0-7)
V
G
PA
+5 V
PULL-UP
PORT C
LOWER
(PA0-3)
V
G
CL
+5 V
PULL-DOWN
10K
10K
PORT C
UPPER
(PA4-7)
V
G
CH
+5 V
Fig. 1-10 — Adding Pull-ups and Pull-downs to Some Digital I/O Lines
Fig. 1-9 — Port B Pull-up/Pull-down Resistor Circuitry
PB
U5
PB
G
V
7
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