MAX-7 / NEO-7 / LEA-7 - Hardware Integration Manual
GPS.G7-HW-11006-1 Migration to u-blox-7 modules
Page 41 of 55
4.2.4 Hardware migration LEA-6N -> LEA-7N
LEA-6N LEA-7N Remarks for Migration
Pin Name Typical Assignment Pin Name Typical Assignment
1
SDA DDC Data SDA DDC Data No difference
2
SCL DDC Clock SCL DDC Clock No difference
3
TxD Serial Port TxD Serial Port No difference
4
RxD Serial Port RxD Serial Port No difference
5
NC Not Connected NC Not Connected No difference
6
VCC
VCC
No difference
7
GND Ground (digital) GND Ground (digital) No difference
8 VCC_OUT Output voltage VCC_OUT Output voltage No difference
9 NC Not Connected NC Not Connected No difference
10 RESET_N External Reset RESET_N External Reset No difference
11
V_BCKP
Backup voltage
supply
V_BCKP
Backup voltage
supply
If on u-blox 6 module this was connected to GND,
no problem to do the same in u-blox 7.
12
Reserved Do not drive low Reserved Do not drive low No difference
13 GND Ground GND Ground
No difference
14 GND Ground GND Ground
No difference
15 GND Ground GND Ground
No difference
16 RF_IN
RF_IN
No difference
17 GND Ground GND Ground No difference
18
VCC_RF
Output Voltage RF
section
VCC_RF
Output Voltage RF
section
No difference
19
V_ANT
voltage
V_ANT
voltage
No difference
20 AADET_N
AADET_N
No difference
21
Reserved Not Connected Reserved Not Connected No difference
22
Reserved Not Connected Reserved Not Connected No difference
23
Reserved Not Connected Reserved Not Connected No difference
24
VDD_USB USB Supply VDD_USB USB Supply No difference
25
USB_DM USB Data USB_DM USB Data No difference
26
USB_DP USB Data USB_DP USB Data No difference
27 EXTINT0
EXTINT0
No difference
28
TIMEPULSE Timepulse (1PPS) TIMEPULSE Timepulse (1PPS) No difference
Table 16: Pin-out comparison LEA-6 vs. LEA-7
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