Philips Semiconductors
SC16C554/554D
Quad UART with 16-byte FIFO and infrared (IrDA) encoder/decoder
A0鈥揂4
t
30s
t
30w
t
30h
CS
t
32s
t
32h
t
32d
R/W
t
33s
t
33h
D0鈥揇7
002aaa211
Fig 11. General write timing in 68 mode.
t
6h
A0鈥揂2
VALID
ADDRESS
t
6s
t
13h
CS
ACTIVE
t
13d
t
13w
t
15d
IOW
ACTIVE
t
16s
t
16h
D0鈥揇7
DATA
002aaa171
Fig 12. General write timing in 16 mode.
9397 750 13132
漏 Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Product data
Rev. 05 鈥?10 May 2004
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