AMY-6M - Hardware Integration Manual
UBX-17021971 – R07
Design-in
Page 32 of 57
2.10.3.1
Pin description for AMY-6M design
Standard Function
Remarks
No
Name
I/O
Description
A1
RF_IN
I
RF Input
Add external LNA and SAW if no active antenna used.
A2
GND
I
Ground
A3
NC
A4
GND
I
Ground
A5
XTAL_OUT
O
RTC Output
Leave open if no RTC Crystal attached.
A6
XTAL_IN
I
RTC Input
Connect to GND if no RTC Crystal attached.
A7
VDD_LNA
O
LNA Power Supply
Leave open.
A8
VDD_ANA
O
Analog Power
Leave open.
A9
VDD_RF
I/O
Core Power
See section 2.1
B1
GND
I
Ground
B2
GND
I
Ground
B3
Reserved
I/O
Reserved
Do not connect. Must be left open!
B4
GND
I
Ground
B5
GND
I
Ground
B6
GND
I
Ground
B7
V_TH
I
V_RESET Threshold
Leave open or connect to GND. See section 2.1
B8
GND
I
Ground
B9
VDD_USB
I
USB Interface Power
Connect to GND if not used.
C1
PIO8 / EXTINT1
I
External Interrupt /Alternative function
Leave open if not used.
C2
Reserved
I/O
Reserved
Do not connect. Must be left open!
C7
USB_DM
I/O
USB data
Leave open if not used.
C8
PIO18
I
Alternative function, see 2.8
Leave open if not used.
C9
PIO21/ SPI SCK
I/O
Reserved/ SPI Clock
Must be connected to GND if SPI is not used!
D1
PIO7/ EXTINT0
I
External Interrupt / Time Mark
Leave open if not used.
D2
Reserved
I/O
Reserved
Do not connect. Must be left open!
D7
USB_DP
I/O
USB data
Leave open if not used.
D8
V_RESET
I
Supply Monitor
Connect to VDD_3V. See section 2.1
D9
VDD_3V
I
Main RF Supply
See section 2.1
E1
Reserved
I
Reserved
Do not connect. Must be left open!
E2
Reserved
I
Reserved
Do not connect. Must be left open!
E8
PIO23
I/O
Reserved
Always connect to GND!
E9
VDD_B
O
Backup Power
Leave open.
F1
TIMEPULSE
O
Leave open if not used.
F2
GND
I
Ground
F3
PIO17
I/O
Alternative function, see 2.7 and 2.8
Leave open if not used.
F4
CFG_COM0/ MOSI
I/O
Configuration Pin/ SPI MOSI
Leave open if not used.
F5
CFG_COM1/ MISO
I/O
Configuration Pin/ SPI MISO
Leave open if not used.
F6
SS_N
I/O
SPI Chip Select
Leave open if not used.
F7
Reserved
I/O
Reserved
Do not connect. Must be left open!
F8
GND
I
Ground
F9
V_DCDC
I
Main Core Supply
1.4-3.6V
G1
VDD_IO
I
I/O Supply
1.65-3.6V
G2
SAFEBOOT_N
I
Boot Mode Selection
Leave open if not used.
G3
SCL2
I/O
DDC for peripherals
Leave open if not used.
G4
SDA2
I/O
DDC for peripherals
Leave open if not used.
G6
TxD1
O
Asynchronous Serial
Leave open if not used.
G6
RxD1
I
Asynchronous Serial
Leave open if not used.
G7
V_BCKP
I
Backup voltage supply
1.4-3.6V (optional). Connect to GND if not used.
G8
VDD_C
O
Core Power
Leave open.
G9
DCDC_EN
O
Enable for external DCDC-converter
Leave open if not used.
Table 8: Pinout AMY-6M