Z16C32 Datasheet, PDF (63/121 Pages) Zilog, Inc. – IUSC™ INTEGRATED UNIVERSAL SERIAL CONTROLLER

ZILOG
PRELIMINARY
Z16C32 IUSC^™
Address: 01010
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
0 0 0 None
0 0 1 Device Status
0 1 0 I/O Status
0 1 1 Transmit Data
1 0 0 Transmit Status
1 0 1 Receive Data
1 1 0 Receive Status
1 1 1 Not Used
Type
Code
IV <0>
IV <1>
IV <2>
IV <3>
IV <4>
IV <5>
IV <6>
IV <7>
IV <0> (RO)
IV <4> (RO)
IV <5> (RO)
IV <6> (RO)
IV <7> (RO)
Figure 56. Interrupt Vector Register (IVR)
PS97USC0200
63