Motorola G24 Developer's Manual page 77

Module hardware description
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Application Interface Specifications
Signal
Pin #
Name
Description I/O
UART1:
21
TXD_N
UART1 TXD
11
RXD_N
UART1 RXD
9
RTS_N
UART1 RTS
15
CTS_N
UART1 CTS
19
DTR_N
UART1 DTR
13
DSR_N
UART1 DSR
17
DCD_N
UART1 DCD
23
RI_N
UART1 RI
UART2:
29
RXD2_N
UART2 RXD
31
TXD2_N
UART2 TXD
33
RTS2_N
UART2 RTS
35
CTS2_N
UART2 CTS
USB:
10
USB_VBUS
USB bus
power
12
USB_DP
USB bus
serial data
14
USB_DN
USB bus
serial data
52
Table 3-3: Interface Specifications (Cont.)
Active
Internal
H/L
PU/PD Parameter Conditions
I
L
100K
PU
O
L
100K
V
PU
V
I
L
100K
PU
O
L
I
L
100K
V
PU
O
L
100K
V
PU
O
L
100K
PU
O
L
100K
PU
O
L
100K
PU
V
I
L
100K
V
PU
I
L
100K
PU
V
O
L
100K
V
PU
I
H
V
V
I/O
H
V
V
I/O
L
V
V
Module Hardware Description
IH
IL
OH
I
< 2 mA
OUT
OL
IH
IL
OH
I
< 2 mA
OUT
OL
IH
IL
IH
NOTE 1
IL
OH
OL
Level
Min
Typ Max Units
2.0
2.775
3.0
0
0.4
V
2.575
2.775
0
0.2
2.0
2.775
3.0
0
0.4
V
2.575
2.775
0
0.2
4.5
5.0
5.25
V
0
0.2
3.0
3.3
3.6
0
0.8
V
3.0
3.3
0
0.3
January 1, 2006

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