RN1723 datasheet(6/32 Pages) MICROCHIP

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RN1723

DS70005224A-page 6

 2015 Microchip Technology Inc.

SENSOR6

Sensor interface 6(4)

SENSOR7

Sensor interface 7(4)

GND

Ground reference

RESET

Module Reset. Internal 100 k

 pull-up resistor. Apply a pulse of at

least 160 µs

FORCE_AWAKE

Module force awake. Internal 100 k

 pull-down resistor. Apply pulse

for at least 245 µs. While FORCE_AWAKE is asserted, the module is

prevented from sleeping

GPIO14

DIO

General purpose I/O 14(1,2)

RTS/GPIO13

DO/DIO UART asynchronous output/general purpose I/O(1,2)

CTS/GPIO12

DI/DIO

UART asynchronous input/general purpose I/O(1,2)

RX/GPIO11

DI/DIO

UART asynchronous input/general purpose I/O(1,2)

TX/GPIO10

DO/DIO UART asynchronous output/general purpose I/O(1,2)

GND

Ground reference

SREG_3V3_CTRL

Battery boost circuit control

VBATT

Battery voltage

TABLE 1-1:

PIN DESCRIPTIONS (CONTINUED)

Pin #

Name

Type

Description

Legend: A = Analog;

D = Digital;

I = Input;

O = Output

P = Power

Note 1:

Refer to Section 5.0 “Electrical Characteristics” for the GPIO voltage and current limitations.

Digital input/output (bidirectional) 8 mA drive, ~83 K internal pull-down. 3.3V tolerant.

Reset State: Pull-down.

Digital input/output (bidirectional) 24 mA drive, no internal pull-down. 3.3V tolerant.

Reset State: High-Z (do not allow to float).

Analog input. 0-400 mV (do not exceed 1.2V DC).

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