LoRa
®
Mote User’s Guide
DS40001808B-page 28 2015-2016 Microchip Technology Inc.
TABLE B-1: MOTE PIC18LF25K50 USAGE
Pin Name Description Mote Usage
General Purpose Pins
RA0 USB_DET USB Power Detection (Digital, Input)
RA1 VBAT Battery Voltage (Analog, ADC)
RA2 TEMP_SENSE MCP9700 Thermistor Sensor (Analog, ADC)
RA3 LIGHT_SENSE GA1A1S202WP Ambient Light Sensor (Analog, ADC)
RA4 VOUT_EN Boost Regulator Enable (Digital, Output)
RA5 SENSE_PWR Power Reference Point
RA6 Red LED (D5) Application Behavior Descriptor (Digital, Output)
RA7 Green LED (D6) Application Behavior Descriptor (Digital, Output)
RB0 Unused Unused
RB1 SCK OLED SPI Clock Reference
RB2 RESET
OLED Manual Reset Control
RB3 SDO OLED SPI Communication
RB4 CS OLED Chip-Select
RB5 D/C OLED Data/Command Select
RB6 PGC ICSP™ Programmer
RB7 PGD ICSP Programmer
RC0 S1 Push Button Application Navigation Controller (Digital, Input)
RC1 S2 Push Button Application Navigation Controller (Digital, Input)
RC2 MODEM_WAKE Module Wake Application from Sleep (Digital, Input) [Module GPIO9]
RC6 TX PIC
®
MCU to Module Communication
RC7 RX PIC
®
MCU to Module Communication
RE3 MCLR ICSP™ Programmer
Dedicated Pin
VUSB3V3 +3.3V Power Reference
D- DN USB Communications
D+ DP USB Communications
V
DD +3.3V Power Source
VSS Ground Reference Ground Reference
