Data Sheet
Table Of Contents
- 1 Overview and Key Features
- 1.2 Application Areas
- Features and Benefits
- 2 Specifications
- 3 Hardware Specifications
- 3.1 Block Diagram and Pin-out
- 3.2 Pin Definitions
- 3.3 Electrical Specifications
- 4 Functional Description
- 4.1 Power Management (includes brown-out and power on reset)
- 4.2 Clocks and Timers
- 4.3 RF
- 4.4 UART Interface
- 4.5 SPI Bus
- 4.6 I2C Interface
- 4.7 General Purpose I/O, ADC and PWM/FREQ
- 4.8 nRESET Pin
- 4.9 nAutoRUN Pin
- 4.10 RM1xx VSP Service and Modes
- 4.11 Two-Wire SWD Programming/Debug Interface
- 4.12 RM1xx on-board chip antenna characteristics
- 5 Hardware Integration Suggestions
- 6 Mechanical Details
- 7 Application Note for Surface Mount Modules
- 8 FCC and IC Regulatory Statements
- 9 CE Regulatory
- 10 EU Declarations of Conformity
- 11 Ordering Information
- 12 Bluetooth SIG Qualification
RM1xx LoRa/BLE Modules
Datasheet
https://connectivity.lairdtech.com/wireless-
modules/lorawan-solutions
34
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External Antenna Part
Number
Laird Part
Number
Mfg. Type
Gain
(dBi)
Connector
Type
RM1xx Part Number
RFDPA131015IMBB301 0600-00060 Walsin Dipole 0.9 U.FL RM191-SM
WPANTDP036-R5A -
World
Products
Dipole 2.0 U.FL RM191-SM
S152CL-L-PX-915S - Nearson Dipole 2.0 U.FL RM191-SM
WPANT10009 -
World
Products
Dipole 2.0 U.FL RM191-SM
Note: For the LoRa (external) dipole antenna, the OEM is free to choose another vendor’s antenna of like type and
equal or lesser gain (2dBi) and still maintain compliance. Reference FCC Part 15.204(c)(4) for further
information on this topic.
The RM191 BLE transmitter contains an on-board 2.4GHz chip antenna…
Item Part Number Mfg. Type Gain (dBi)
RM1xx Part
Number
1 AT5020-E3R0HBANT/LF ACX Ceramic -1.5 RM191-SM
8.1 Power Exposure Information
Federal Communication Commission (FCC) Radiation Exposure Statement:
To comply with FCC RF exposure limits for general population / uncontrolled exposure, the antenna(s) used for this
transmitter must be installed to provide a separation distance of at least 30mm from all persons and operating in
conjunction with any other antenna or transmitter.
OEM Responsibilities
WARNING: The OEM must ensure that FCC and Industry Canada labelling requirements are met. This includes a clearly
visible label on the outside of the OEM enclosure specifying the appropriate Laird FCC identifier for this
product.
Contains FCC ID: SQG-RM191
Contains IC: 3147A-RM191
The OEM of the RM191-SM module must only use the approved antenna(s) listed above, which have been
certified with this module. The OEM integrator has to be aware not to provide information to the end user
regarding how to install or remove this RF module or change RF related parameters in the user manual of the
end product.
The user manual for the end product must also include the following information in a prominent location:
To comply with FCC and Industry Canada RF exposure limits for general population / uncontrolled exposure,
the antenna(s) used for this transmitter must be installed to provide a separation distance of at least 30mm
from all persons and operating in conjunction with any other antenna or transmitter, except in accordance
with FCC multi-transmitter product procedures.
If the size of the end product is larger than 8x10cm, then the following FCC part 15.19 statement has to also
be available on visible on outside of device: