Dual Async Adapter
@EEFF.ADF - IBM
Dual Async Adapter
Dual Async Adapter 90X9229
P1, P2 DB9 Serial
U4 1.843200 MHz Osc
U5, U13 NS16550AFN |
U6, 7, 27 TI SN75150P
U14, 19, 32 TI SN75154N |
Earlier versions use the NS16550ON chip.
AdapterId 0EEFFh IBM Dual Async Adapter
Connector x
The IBM Dual Async Adapter can be set as Serial 1 through
8.
<SERIAL 1
(io 03f8h-03ffh int 4)>, SERIAL 2 (io 02f8h-02ffh
int 3), SERIAL 3 (io 3220h-3227h int 3), SERIAL 4 (io
3228h-322fh int 3), SERIAL 5 (io 4220h-4227h int 3),
SERIAL 6 (io 4228h-422fh int 3), SERIAL 7 (io 5220h-5227h
int 3), SERIAL 8 (io 5228h-522fh int 3)
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