OXmPCI954
OXFORD SEMICONDUCTOR LTD.
4 PIN INFORMATION—160-PIN LQFP
4.1 Modes (Software) Backwards Compatible with the OX16PCI954.
Mode ‘000’: Quad UARTs + 8-bit Local Bus
Mode ‘001’: Quad UARTs + Parallel Port
MODE[2:0] = 000
MODE[2:0] = 001
BUSY
PE
ACK#
NC
121
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
SOUT3
121
122
123
124
125
126
127
128
129
130
131
132
133
80
79
78
77
76
75
74
73
72
71
70
69
68
SOUT3
SOUT2
RTS2#
DTR2#
CTS2#
DSR2#
DCD2#
RI2#
VDD
UART_Ck_Out
GND
SIN2
SIN1
LBA1
LBA0
LBRST
LBRST#
MIO7
MIO6
MIO5
MIO4
MIO3
MIO2
MIO1
MIO0
INTA#
INTB#
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
SOUT2
RTS2#
DTR2#
CTS2#
DSR2#
DCD2#
RI2#
VDD
UART_Ck_Out
GND
SIN2
SIN1
RI1#
DCD1#
VDD
XTLO
XTLI
GND
DSR1#
CTS1#
DTR1#
RTS1#
VDD
MIO7
MIO6
MIO5
MIO4
MIO3
MIO2
MIO1
NC
INTA#
INTB#
RST#
GND
CLK
PME#
AD31
AD30
AD29
GND
AD28
AD27
AD26
GND
AD25
AD24
C/BE3#
IDSEL
AD23
AD22
GND
134
135
67
66
RI1#
DCD1#
VDD
XTLO
XTLI
RST#
GND
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
CLK
PME#
AD31
AD30
AD29
GND
AD28
AD27
AD26
GND
AD25
AD24
C/BE3#
IDSEL
AD23
AD22
GND
VDD
AD21
AD20
AD19
VDD
GND
AD18
GND
DSR1#
CTS1#
DTR1#
RTS1#
VDD
GND
GND
SOUT1
SOUT0
RTS0#
DTR0#
CTS0#
DSR0#
DCD0#
OXmPCI954-LQ-A
SOUT1
SOUT0
RTS0#
DTR0#
CTS0#
DSR0#
DCD0#
RI0#
OXmPCI954-LQ-A
153
154
48
47
RI0#
SIN0
VDD
SIN0
155
156
157
158
159
160
46
45
44
43
42
41
FIFOSEL
Mode0
Mode1
Mode2
EE_DI
EE_CK
AD21
AD20
AD19
VDD
GND
AD18
FIFOSEL
Mode0
Mode1
TEST
EE_DI
EE_CK
9 NC. Do not connect these pins:
108,111,112,113,114,115,116,124,132
Mode ‘010’: Quad UARTs + Pin Assignable
SubSystem ID / Subsystem Vendor ID
MODE[2:0] = 010
Sub_V_ID1
Sub_V_ID0
NC
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
SOUT3
SOUT2
RTS2#
DTR2#
CTS2#
DSR2#
DCD2#
RI2#
VDD
UART_Ck_Out
GND
SIN2
SIN1
RI1#
DCD1#
VDD
XTLO
NC
Sub_ID7
Sub_ID6
Sub_ID5
Sub_ID4
Sub_ID3
Sub_ID2
Sub_ID1
Sub_ID0
INTA#
INTB#
RST#
GND
CLK
PME#
AD31
AD30
AD29
GND
AD28
AD27
AD26
GND
AD25
AD24
C/BE3#
IDSEL
AD23
AD22
GND
XTLI
GND
DSR1#
CTS1#
DTR1#
RTS1#
VDD
GND
OXmPCI954-LQ-A
SOUT1
SOUT0
RTS0#
DTR0#
CTS0#
DSR0#
DCD0#
RI0#
VDD
SIN0
AD21
AD20
AD19
VDD
GND
AD18
FIFOSEL
Mode0
Mode1
TEST
EE_DI
EE_CK
6 NC. Do not connect these pins:
102,108,111,112,123,124
DS-0019 Jun 05
External—Free Release
Page 10
OXFORD [ OXFORD SEMICONDUCTOR ]
