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DM5806 датащи(PDF) 34 Page - List of Unclassifed Manufacturers

номер детали DM5806
подробное описание детали  DM5806 DATA MODULE DIGITAL I/O BOARD
PDF  64 Pages
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производитель  ETC [List of Unclassifed Manufacturers]
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Logo ETC - List of Unclassifed Manufacturers

DM5806 датащи(HTML) 34 Page - List of Unclassifed Manufacturers

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4-4
BA + 3: 8255 PPI Control Word (Write Only)
When bit 7 of this word is set to 1, a write programs the PPI configuration. Bit 6 must always be set to 0
(Mode 2 operation is not supported by the DM5806). The table below shows the control words for the 16 possible
Mode 0 Port I/O combinations.
D7
D6
D5
D4
D3
D2
D1
D0
Port C Lower
0 = output
1 = input
Port B
0 = output
1 = input
Mode Set Flag
1 = active
Port C Upper
0 = output
1 = input
Port A
0 = output
1 = input
Group B
Mode Select
00 = mode 0
01 = mode 1
1x = mode 2
Mode Select
0 = mode 0
1 = mode 1
1
0
XXXXXX
Group A
8255 Port I/O Flow Direction and Control Words, Mode 0
Group A
Group B
Control Word
Port A
Port C Upper
Port B
Port C Lower
Binary
Decimal
Hex
Output
Output
Output
Output
1 0 0 0 0 0 0 0
128
80
Output
Output
Output
Input
1 0 0 0 0 0 0 1
129
81
Output
Output
Input
Output
1 0 0 0 0 0 1 0
130
82
Output
Output
Input
Input
1 0 0 0 0 0 1 1
131
83
Output
Input
Output
Output
1 0 0 0 1 0 0 0
136
88
Output
Input
Output
Input
1 0 0 0 1 0 0 1
137
89
Output
Input
Input
Output
1 0 0 0 1 0 1 0
138
8A
Output
Input
Input
Input
1 0 0 0 1 0 1 1
139
8B
Input
Output
Output
Output
1 0 0 1 0 0 0 0
144
90
Input
Output
Output
Input
1 0 0 1 0 0 0 1
145
91
Input
Output
Input
Output
1 0 0 1 0 0 1 0
146
92
Input
Output
Input
Input
1 0 0 1 0 0 1 1
147
93
Input
Input
Output
Output
1 0 0 1 1 0 0 0
152
98
Input
Input
Output
Input
1 0 0 1 1 0 0 1
153
99
Input
Input
Input
Output
1 0 0 1 1 0 1 0
154
9A
Input
Input
Input
Input
1 0 0 1 1 0 1 1
155
9B



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