scn68681 NXP Semiconductors, scn68681 Datasheet - Page 20
scn68681
Manufacturer Part Number
scn68681
Description
Dual Asynchronous Receiver/transmitter Duart
Manufacturer
NXP Semiconductors
Datasheet
1.SCN68681.pdf
(28 pages)
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Philips Semiconductors
2004 Mar 02
Dual asynchronous receiver/transmitter (DUART)
DTACKN
X1/CLK
IACKN
D0–D7
INTRN
OP0–OP7
IP0–IP5
CSN
CSN
(1X INPUT)
RxC
RxD
t
PS
Figure 6. Interrupt Cycle Timing
t
t
CSC
DD
Figure 8. Receive Timing
OLD DATA
Figure 7. Port Timing
t
RXS
t
DAL
20
t
t
DCR
RXH
t
CSD
t
t
DAH
PH
t
PD
t
DAT
t
NEW DATA
SD00113
DF
SD00114
SD00112
SCN68681
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