RCV56HCF PCI/CardBus Modem Designer’s Guide
Table 3-1. Bus Interface 176-Pin TQFP Pin Signals
Pin | Signal Label | I/O |
| I/O Type1 |
| Interface | Pin | Signal Label | I/O | I/O Type1 | Interface | |
65 | GND |
| G |
| GND |
| Ground | 153 | RESERVED | I/O | It/Ot12 | To 3.3V through 47K |
66 | DEVSEL# |
| I/O |
| I/Opsts |
| PCI Bus: DEVSEL# | 154 | I/O4 | I/O | It/Ot12 | DAA: Reserved |
67 | STOP# |
| I/O |
| I/Opsts |
| PCI Bus: STOP# | 155 | I/O3 | I/O | It/Ot12 | DAA: Reserved |
68 | PERR# |
| I/O |
| I/Osts |
| PCI Bus: PERR# | 156 | I/O2 | I/O | It/Ot12 | DAA: Reserved |
69 | SERR# |
| I/O |
| I/Opod |
| PCI Bus: SERR# | 157 | I/O1 | I/O | It/Ot12 | DAA: Reserved |
70 | VDD |
| P |
| PWR |
| To 3.3V | 158 | I/O0 | I/O | It/Ot12 | DAA: Reserved |
71 | GND |
| G |
| GND |
| Ground | 159 | GND | G | GND | Ground |
72 | PAR |
| I/O |
| I/Opts |
| PCI Bus: PAR | 160 | RESERVED | I/O | It/Ot12 | To 3.3V through 47K |
73 | CBE1# |
| I/O |
| I/Opts |
| PCI Bus: CBE1# | 161 | RH_L1# | O | Ot12 | HS: RH |
74 | AD15 |
| I/O |
| I/Opts |
| PCI Bus: AD15 | 162 | ORING_H2 | O | Ot12 |
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75 | AD14 |
| I/O |
| I/Opts |
| PCI Bus: AD14 | 163 | ORING_H1 | O | Ot12 | Ring Output Handset |
76 | VDD |
| P |
| PWR |
| To 3.3V | 164 | MUTE_L1# | O | Ot12 | DAA: Mute Relay |
77 | GND |
| G |
| GND |
| Ground | 165 | VOICE# | O | Ot12 | DAA: Voice Relay |
78 | AD13 |
| I/O |
| I/Opts |
| PCI Bus: AD13 | 166 | CID_L1# | O | Ot12 | DAA: Caller ID Relay |
79 | AD12 |
| I/O |
| I/Opts |
| PCI Bus: AD12 | 167 | OH_L1# | O | Ot12 | DAA: |
80 | AD11 |
| I/O |
| I/Opts |
| PCI Bus: AD11 | 168 | VDD | P | PWR | To 3.3V |
81 | AD10 |
| I/O |
| I/Opts |
| PCI Bus: AD10 | 169 | GND | G | GND | Ground |
82 | GND |
| G |
| GND |
| Ground | 170 | IRING_L1# | I | It | DAA: Ring Indicate |
83 | VDD |
| P |
| PWR |
| To 3.3V | 171 | LCS_L1# | I | It | DAA: Line Current Sense |
84 | AD9 |
| I/O |
| I/Opts |
| PCI Bus: AD9 | 172 | LCS_H1# | I | It | HS: Line Current Sense |
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| Handset |
85 | AD8 |
| I/O |
| I/Opts |
| PCI Bus: AD8 | 173 | USED_L1 | I | It |
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86 | CBE0# |
| I/O |
| I/Opts |
| PCI Bus: CBE0# | 174 | LCS_H2# | I | It | DAA: Line Current Sense |
87 | GND |
| G |
| GND |
| Ground | 175 | RESERVED | I | It | To 3.3V through 47K |
88 | VDD |
| P |
| PWR |
| To 3.3V | 176 | GND | G | GND | Ground |
Notes: |
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1. I/O types: |
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| I/Opod | Input/Output, PCI, open drain (PCI type =o/d) |
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| I/Opsts | Input/Output, PCI, sustained tristate (PCI type = s/t/s) |
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| I/Opts | Input/Output, PCI, tristate (PCI type = t/s) |
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| Ip | Input, PCI, totem pole (PCI type = in) |
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| Ipts | Input, PCI (PCI type = t/s) |
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| It | Input, TTL |
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| It2 | Input, TTL, 2 mA |
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| Itpd | Input, TTL, internal |
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| It/Ot | Input, TTL/Output, TTL |
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| It/Ot12 | Input, TTL/Output, TTL, 12 mA |
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| Opod | Output, PCI, open drain (PCI type =o/d) |
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| Opts | Output, PCI, tristate (PCI type = t/s) |
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| Ot | Output, TTL |
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| Ot2 | Output, TTL, 2 mA |
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| Ot4 | Output, TTL, 4 mA |
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| Ot12 | Output, TTL, 12 mA |
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2. NC = No external connection allowed (may have internal connection).
3. Interface Legend:
MDP = Modem Data Pump
ROCKWELL PROPRIETARY INFORMATION | 1129 |