Mechanical Data

 

Mechanical Specification
All pins have a pin width of 0.7mm with the exception of pin VBATT (pin #A4) with pin width 1.0mm.

Figure 2: F1 Smart Module Pin Dimensions, Pin Pitches and Pin Locations (Top View)

 

Module Pin-out

Figure 3: F1 Smart Module Pin-out (Top View)

 

Table 8: F1 Smart Module Pin-out

Pin Number Pin Name MCU Pin LTE Module Pin Type Description
R4 GND Power Ground signal
R6 GND Power Ground signal
R7 GND Power Ground signal
R9 USIM_CLK SIM0_CLK Analog I/O USIM interface I/O to GM02S
R10 USIM_IO SIM0_IO Digital I/O USIM interface I/O to GM02S
R12 GND Power Ground signal
R12 GND Power Ground signal
R21 GND Power Ground signal
R22 RESET CHIP_PU Analog I/O Reset pin to ESP32-S3 for module reset
R23 P0 U0RXD Analog I/O UART0 RXD to ESP32-S3
R24 P1 U0TXD Analog I/O UART0 TXD to ESP32-S3
R25 P2 GPIO0 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
R26 P3 GPIO4 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
R27 P4 MTDO Digital I/O Digital I/O to ESP32-S3
R28 P5 GPIO5 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
*R29 P6 GPIO6   Reserved – Leave floating, do not connect
R30 P7 GPIO3 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
R31 P8 GPIO46 Digital I/O Digital I/O to ESP32-S3
R32 P9 GPIO45 Digital I/O Digital I/O to ESP32-S3
R33 P10 MTCK Digital I/O Digital I/O to ESP32-S3
R34 P11 GPIO11 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
R35 P12 GPIO21 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
R36 GND Power Ground signal
R37 PEXT1 GPIO1 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
R38 PEXT2 GPIO12 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
M39 GND Power Ground signal
L39 BLE/WIFI_ANT RF I/O RF interface to ESP32-S3 for BLE and/or Wi-Fi interface
K39 GND Power Ground signal
Pin Number Pin Name MCU Pin LTE Module Pin Type Description
A38 PEXT3 GPIO14 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
A37 PEXT4 GPIO13 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
A36 GND Power Ground signal
A35 GND Power Ground signal
A34 P13 GPIO20 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3/USB OTG D+
A33 P14 GPIO19 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3/USB OTG D
A32 P15 GPIO38 Digital I/O Digital I/O to ESP32-S3
A31 P16 GPIO41 Digital I/O Digital I/O to ESP32-S3
A30 P17 GPIO2 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
A29 P18 GPIO10 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
A28 P19 GPIO15 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
A27 P20 GPIO16 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
A26 P21 GPIO17 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
A25 P22 GPIO18 Analog I/O or Digital I/O Analog I/O or Digital I/O to ESP32-S3
A24 P23 GPIO42 Digital I/O Digital I/O to ESP32-S3
A23 +3.3V VDD3P3_CPU
VDD3P3_RTC
VDD3P3
VDDA
Power Voltage supply to ESP32-S3 and module main circuit
A22 GND Power Ground signal
A21 +1.8V_OUT VDD_SPI Power Voltage supply VDD_SPI to ESP32-S3 for SPI flash and PSRAM
A13 GND Power Ground signal
A12 GND Power Ground signal
A10 USIM_RST SIM0_RSTN Digital I/O USIM interface I/O to GM02S
A9 USIM_VCC SIM0_VCC Power USIM voltage supply to GM02S
A7 GND Power Ground signal
A6 GND Power Ground signal
A4 +VBATT VBAT Power Voltage supply to GM02S
E1 GND Power Ground signal
F1 LORA_ANT RF I/O RF interface to SX1262 for LoRa interface
G1 GND Power Ground signal
J1 GND Power Ground signal
K1 LTE_ANT LTE_ANT RF I/O RF interface to GM02S for LTE CAT-M1/CAT-NB1/CAT-NB2 interface
L1 GND Power Ground signal
M1 ATUN2 GPIO34/
ANT_TUNE0
Analog I/O ANT_TUNE I/O to GM02S
N1 ATUN3 GPIO35/
ANT_TUNE1
Analog I/O ANT_TUNE I/O to GM02S
O1 LTE_PS_CTRL GPIO2/
PS_STATUS
Digital I/O Power saving status I/O from GM02S
P1 LTE_STATUS GPIO1/
STATUS_LED
Digital I/O LTE status I/O from GM02S

 

Recommended PCB Landing Pattern
All pins have a pin width of 0.7mm with the exception of pin VBATT (pin #A4) with pin width 1.0mm.

Figure 4: F1 Smart Module Recommended PCB Landing Pattern (Top View)

 

Recommended Basic Circuit

Figure 5: F1 Smart Module Recommended Basic Circuit

 

Recommended Soldering Profile

Figure 6: F1 Smart Module Recommended Reflow Soldering Profile