User's Manual

H330 HSPA+
38
39
40
41
42
UART2
Pin#
44
45
5.5.2 UA
H330（DC
E
Appl
i
RXD
TXD
RTS
CTS
DSR
DTR
RI
DCD
H330（DC
E
Appl
i
RXD
TXD
Module Hard
w
UART1_
D
UART1_
C
UART1_
R
UART1_
T
UART1_
R
Pin Nam
e
UART2_
R
UART2_
T
RT Desig
n
E
）UART1
c
i
cation MC
U
E
）UART2
c
i
cation MC
U
w
are User M
a
D
CD
C
TS
R
TS
T
XD
R
XD
e
R
XD
T
XD
n
c
onnect to
P
U
(DTE)
c
onnect to
P
U
(DTE)
a
nual
O
I
O
O
I
I/O
I
O
P
C（DTE）
,
Signal di
r
P
C（DTE）
,
Signal di
r
UART
UART
UART
UART
UART
Desc
r
UART
2
UART
2
,
the signal
d
r
ection
,
the signal
d
r
ection
1 Carrier D
e
1 Clear to s
e
1 Request t
o
1 Transmitt
e
1 Received
iption
2
Transmitt
e
2
Received
d
irection is
b
H3
3
UA
UA
UA
UA
UA
UA
UA
UA
d
irection is
b
H3
3
UA
UA
e
tect
e
nd
o
send
e
d Data
Data
e
d Data
Data
b
elow:
3
0 Module
(
RT1_TXD
RT1_RXD
RT1_CTS
RT1_RTS
RT1
_
DTR
RT1
_
DSR
RT1_RI
RT1_DCD
b
elow:
3
0 Module
(
RT2_TXD
RT2_RXD
(
DCE)
(
DCE)
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