Z16C30_08 Datasheet, PDF (90/102 Pages) Zilog, Inc. – CMOS USC Universal Serial Controller

Z16C30
Product Specification
86
Address: 11010
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
0 0 0 Null Command
0 0 0 Reserved
0 1 0 Preset CRC
0 1 1 Enter Hunt Mode
1 0 0 Reserved
1 0 1 Select FIFO Status
Tx Idle Line
Condition
1 1 0 Select FIFO Interrupt Level
1 1 1 Select FIFO Status Level
Tx Buffer Empty (R0)
Tx Underrun
All Sent (R0)
Tx CRC Sent
Tx EOF/EOT Sent
Tx Abort Sent
Tx Idle Sent
Tx Preamble Sent
0 0 0 0 Null Command
0 0 0 1 Reserved
0 0 1 0 Preset CRC
0 0 1 1 Enter Hunt Mode
0 1 0 0 Reserved
0 1 0 1 Select FIFO Status
0 1 1 0 Select FIFO Interrupt Level
0 1 1 1 Select FIFO Status Level
1 0 0 0 Send Frame Message _Transmit
1 0 0 1 Send Abort
Command (W0)
1 0 1 0 Reserved
1 0 1 1 Reserved
1 1 0 0 Reset DLE Inhibit
1 1 0 1 Set DLE Inhibit
1 1 1 0 Reset EOF/EOM
1 1 1 1 Set EOT/EOM
Tx Wait on Underrun
Figure 68. Transmit Command/Status Register
DS007902-0708
PRELIMINARY
Functional Description