XR16C872CQ EXAR [Exar Corporation], XR16C872CQ Datasheet - Page 57

• Manufacturer Part Number: XR16C872CQ
• Description: DUAL UART WITH 1284 PARALLEL PORT AND PLUG-AND-PLAY CONTROLLER
• Manufacturer: EXAR [Exar Corporation]

XR16C872
DISCONTINUED
P D 0 - 7
B U S Y
T 4 0
T 3 9
A C K #
T 4 1
T 4 1
T 4 3
T 4 2
T 4 4
A U T O F D #
7 8 3 6 E C R
Parallel port reverse timing in ECP mode
A0-2, A10
T 4 5
T 4 6
D 0 - D 7
T 4 7
T 4 8
I O W #
T 5 1
T 4 9
T 5 0
I O C H R D Y
T 5 2
7 8 3 6 E P W
Address or data write timing in EPP mode
Rev. 1.00
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