This table shows which features are supported by a specific adapter.
| Feature | SyncLink GT Family (see below) |
SyncLink PC Card (PCMCIA) |
| SDLC/HDLC Mode | Yes | Yes |
| Asynchronous Mode | Yes | Yes |
| Raw Mode | Yes | No |
| Bisync/Monosync Mode | Yes | No |
| Serial Encoding | NRZ (NRZ-L), NRZB, NRZI (NRZI space or NRZ-S), NRZI Mark (NRZ-M), FM1 (biphase mark), FM0 (biphase space), Manchester (biphase level), Differential biphase level |
NRZ (NRZ-L), NRZB, NRZI (NRZI Space or NRZ-S), FM1 (biphase mark), FM0 (biphase space), Manchester (biphase level), |
| Preamble | None, 0, 1, 0/1, 1/0, Flags 8-64 bits length |
None, 0, 1, 0/1, 1/0, Flags 8-64 bits length |
| Idle | 0, 1, Flags, arbitrary 8-bit pattern | Ones/Flags |
| CRC | None, CRC-16, CRC-32 | None, CRC-16, CRC-32 |
| DPLL Clock Divisors/Async Sampling | 8 or 16 |
16 |
| Flag and Idle Detect Events | Yes | No |
| Base Clock Frequency |
14.7456MHz (programmable - GT2e/GT4e only) |
1.8432MHz |
| Receive Data Clock Sources | TxC Pin, RxC Pin, BRG, DPLL | RxC Pin, BRG, DPLL |
| Transmit Data Clock Sources | TxC Pin, RxC Pin, BRG, DPLL | TxC Pin, BRG, DPLL |
| Interfaces | RS-232, V.35, RS-449, RS-485, RS-530, X.21 |
RS-232, V.35, RS-449, RS-530, X.21 |
| Maximum Data Rate | 10Mbps | 512Kbps |
| Remote & Local Loopback Outputs | Yes | No |
| RTS Driver Control | Yes | No |
| General Purpose I/O | Purchase Option | No |
SyncLink GT family of adapters includes the following models:
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