CAM-M8 - Data Sheet
No
21
22
23
24
Name
I/O
Description
Ground
GND
GND
Ground
RESET_N
SAFEBOOT_N
RESET_N
SAFEBOOT_N (for future service, updates and
reconfiguration, leave OPEN)
25
26
TXD /
SPI MISO
O
I
Serial Port if D_SEL =1 (or open)
SPI MISO if D_SEL = 0
RXD /
SPI MOSI
Serial Port if D_SEL =1 (or open)
SPI MOSI if D_SEL = 0
27
28
29
30
31
GND
Ground
Reserved
TIMEPULSE
LNA_EN
GND
Reserved
O
Time pulse (1 PPS)
Antenna control
Ground
Table 5: Pin out for CAM-M8Q/C
☞
Pins designated as “Reserved” should not be used. For more information about pinouts, see the
CAM-M8 Hardware Integration Manual [1].
2.2 Pin name changes
Selected pin names have been updated to agree with a common naming convention across u-blox
modules. The pins have not changed their operation and are the same physical hardware but with
updated names. The table below lists the pins that have changed name along with their old and new
names.
No
30
16
20
3
Previous Name
ANT_ON
ANT
New name
LNA_EN
RF_OUT
D_SEL
DSEL
SDA
SDA /
SPI CS_N
SPI CS_N
6
SCL
SCL /
SPI CLK
SPI CLK
25
26
TXD
SPI MISO
TXD /
SPI MISO
RXD
RXD /
SPI MOSI
SPI MOSI
UBX-15031574 - R04
Production Information
Page 19 of 31
U-BLOX [ u-blox AG ]
