Freescale Semiconductor Enhanced serial module TWR-SER2 TWR-SER2 TWR-SER2 用户手册
产品代码
TWR-SER2
TWR-SER2 User’s Manual
Page 4 of 17
DP/DN
ULPI
CAN RX/TX
RMII1
MII / RMII0
RX/TX
DP/DN
UART0
SMSC
USB3300
U
S
B
m
in
i-B
(O
T
G
)
U
S
B
A
(H
O
S
T
)
S
ec
on
da
ry
E
le
va
to
r
C
on
ne
ct
io
n
R
J-
45
J
ac
k
R
J-
45
J
ac
k
National Semi
DP83849I
Strap Option Jumpers
MII/RMII Signal Select
P
rim
ar
y
E
le
va
to
r
C
on
ne
ct
io
n
NXP
TJA1050
2x5 Header
CAN Bus Pin Out
CAN Isolation
Jumpers
DB9
Freescale
MC9S08JS16
U
S
B
m
in
i-B
(S
er
ia
l C
O
M
)
Intersil
ICL3225
(RS-232)
Intersil
ISL3176
(RS-485)
Selection / Isolation Jumpers
RS-232 / RS-485
Intersil
ICL3225
(RS-232)
Intersil
ICL3225
(RS-232)
2x5 Header
2x5 Header
Isolation
Jumpers
Isolation
Jumpers
Isolation
Jumpers
Serial-to-USB
Dual Ethernet
CAN
RS-232 (w/ optional flow control) – 2x5 Header Interface
RS-232 or RS-485
DB9 Interface
DB9 Interface
USB OTG /
USB Host
USB Host
CANH/
CANL
RX/
TX
UART2
UART3
RXD/TXD
CTS/RTS
RS-232
RXs/TXs
UART1
RXD/TXD
CTS/RTS
RXD/TXD
RS-232
RX/TX
RS-495
RX/TX
RS-232
RXs/TXs
USB DP/DM
TPTD/TPRD
LEDs
Figure 1 - TWR-SER2 Block Diagram