HD64570 HITACHI [Hitachi Semiconductor], HD64570 Datasheet - Page 37

• Manufacturer Part Number: HD64570
• Description: Serial Communications Adaptor
• Manufacturer: HITACHI [Hitachi Semiconductor]

RXC
Line input
RXCS2 to RXCS0
111
010
110
selector
ADPLL
Baud rate
generator
receiving)
clock
(for
(RXS bits 6 to 4)
Figure 1.10 Receive Clock Source
ADPLL
clock
f
(TMC: 1 to 256, RXBR: 0 to 9)
BRG
8, 16, or 32)
RXCS2 to 0
= 010
(Sampling
operating
=
clock
rate:
TMC
f
÷ 2
RXS: MSCI RX clock source register
RXBR
Receive clock
with noise
suppressed
Clock extracted
from receive
data
RXCS2 to RXCS0
(RXS bits 6 to 4)
Rev. 0, 07/98, page 21 of 453
000
010
110
111
100
clock mode)
clock mode)
clock mode)
clock mode)
(1/1, 1/16*,
(1/1, 1/16*,
Receive
1/32*, or
selector
1/32*, or
clock
1/64*
1/64*
(1/1
(1/1
* Asynchronous
mode
Receive
clock