XR16C872 Datasheet, PDF (55/60 Pages) Exar Corporation – DUAL UART WITH 1284 PARALLEL PORT AND PLUG-AND-PLAY CONTROLLER

DISCONTINUED
XR16C872
IOW#
PD0-7
ACK#
IRQx
TC
DRQx
AEN
DACKx#
IOW#,
IOR#
Rev. 1.00
T20
T8
T21
Parallel port timing in SPP, PS/2 mode
T 25
T 23
T 24
T 26
T22
7836SPP
Host DMA timing in ECP mode
7836DMA
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