UPD72001-A8 NEC [NEC], UPD72001-A8 Datasheet - Page 29

• Manufacturer Part Number: UPD72001-A8
• Description: MULTI-PROTOCOL SERIAL CONTROLLERS
• Manufacturer: NEC [NEC]

DCD Timing, Receive Clock Hold Timing
In ECHO BACK Mode and LOOP Mode
a. In ASYNC mode
b. COP/BOP mode
Note This bit is the MSB of BCS in the COP mode and MSB of the end flag in the BOP mode.
STR
STR
TR
DCD
TR
R
DCD
R
X
X
X
X
X
X
C
C
D
C
C
D
R
T
X
X
D
D
Note
t
DRDTD1
Stop bit
, t
DRDTD2
t
HRDRC2
1
2
t
DCY
, t
HRDRC3
t
HRCRE2
, t
HRCRE3
t
HRDRC1
t
HRCRE1
PD72001-11, 72001-A8
29