LEA-6 / NEO-6 - Hardware Integration Manual
GPS.G6-HW-09007-A Preliminary Appendix
Page 55 of 62
Pin
NEO-4S NEO-6Q/NEO-6M Remarks for Migration
Pin Name Typ. Assignment Pin Name Typ. Assignment
Section 2.2.2.2 for more details.
15 MISO NC MISO/CFG_COM1 NC
16
SCK/
CFG_USB
NC CFG_GPS0 /SCK NC
Leave open if not used.
The function of the CFG pin has changed. See
Section 2.2.2.2 for more details.
17 NCS NC Reserved NC No difference
18 Reserved NC SDA2 NC
19 Reserved NC SCL2 NC
20 TXD1 VDDIO level I/O TxD1 Output
21 RXD1 VDDIO level I/O RxD1 Input Leave open if not used.
22 V_BAT 1.5-3.6V V_BCKP 1.4-3.6V
Wider voltage range but needs more current.
Check your backup supply, regarding the higher
consumption.
23 VCC 2.7-3.3V VCC 2.7-3.6V Higher peak supply current
24 GND GND GND GND No difference
Table 16: Pin-out comparison NEO-4S vs. NEO-6
B.5.2 Migration from NEO-5 to NEO-6
For u-blox 6 only the Input Voltage thresholds on the pins RXD1 and EXTINT0 have changed.
Also check the setting of the configuration pins.
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