SCC2692 Philips, SCC2692 Datasheet - Page 20

• Manufacturer Part Number: SCC2692
• Description: Dual asynchronous receiver/transmitter DUART
• Manufacturer: Philips

Philips Semiconductors
1998 Sep 04
Dual asynchronous receiver/transmitter (DUART)
(WRITE)
(READ)
A0–A3
D0–D7
D0–D7
WDN
RDN
CEN
(a) INPUT PINS
(b) OUTPUT PINS
OP0–OP7
IP0–IP6
WRN
RDN
FLOAT
t
DA
t
t
AS
CS
t
PS
t
DD
VALID
t
NOT
AH
t
RW
OLD DATA
Figure 5. Port Timing
Figure 4. Bus Timing
t
DS
VALID
VALID
20
t
CH
t
DF
t
PH
t
DH
t
PD
t
t
RWD
RWD
FLOAT
NEW DATA
SD00134
SD00135
Product specification
SCC2692