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M10 Hardware Design
M10_HD_V3.0
- 22 -
KBC0~
KBC4
33~37
I Keypad
interface VILmin=-0.3V
VILmax=
0.25*VDD_EXT
VIHmin=
0.75*VDD_EXT
VIHmax=
0.3
VOLmax=
0.15*VDD_EXT
VOHmin=
0.85*VDD_EXT
If unused, keep
these pins open.
KBR0~
KBR4
28~32
O
Pull up to
VDD_EXT, if
unused, keep these
pins open.
GPIO1_
KBC5
38
I/O Normal
input/output
port/Keypad
interface
If unused, keep
these pins open.
GPIO0 64
I/O
Normal
input/output port
NETLIGHT 6
O Network
status
indication
LIGHT_
MOS
27
O Open
drain
output
port
Imax=60mA If
unused,
keep
this pin open.
Main Serial port
PIN NAME
PIN
NO.
I/O DESCRIPTION DC
CHARACTERISTICS
COMMENT
DTR 59
I
Data
terminal
ready
VILmin=-0.3V
VILmax=
0.25*VDD_EXT
VIHmin=
0.75*VDD_EXT
VIHmax=
0.3
VOLmax=
0.15*VDD_EXT
VOHmin=
0.85*VDD_EXT
If only use TXD,
RXD and GND to
communicate,
recommend
connecting RTS to
GND via 0R
resistor and
keeping other pins
open.
RXD 61
I
Receive
data
TXD 60
O
Transmit
data
RTS 58
I
Request
to
send
CTS 57
O
Clear
to
send
RI 55
O
Ring
indicator
DCD 56
O
Data
carrier
detection
Debug port
DBG_TXD 10
O Serial interface for
debugging only
Same as above
If unused, keep
these pins open.
DBG_RXD 9
I
UART3
TXD3
62
O
Transmit data
Same as above
If unused, keep
these pins open.
RXD3 63
I
Receive
data
SD card interface
PIN NAME
PIN
NO.
I/O DESCRIPTION DC
CHARACTERISTICS
COMMENT
SD_DATA
1
I/O
SD serial data
VILmin=-0.3V
If unused, keep
Содержание M10
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Страница 9: ...M10 Hardware Design M10_HD_V3 0 8 7 Deleted the content of charging function...
Страница 68: ...M10 Hardware Design M10_HD_V3 0 67 Figure 47 Recommendation of RF pad welding...
Страница 76: ...M10 Hardware Design M10_HD_V3 0 75 6 2 Footprint of recommendation single pad...