Inventek Systems ISM43907-L170-EVB User manual

ISM43907-L170-EVB User’s Manual
DOC-907UM-2017-1.0 Confidential Inventek Systems
Page 1
INVENTEK SYSTEMS
ISM43907-L170-EVB
Embedded SiP SoC
802.11 a/b/g/n
Evaluation Board
User’s Manual

ISM43907-L170-EVB User’s Manual
DOC-907UM-2017-1.0 Confidential Inventek Systems
Page 2
Table of Contents
1PART NUMBER DETAIL DESCRIPTION.......................................................................... 3
1.1 Ordering Information...................................................................................................... 3
2OVERVIEW........................................................................................................................... 3
3FEATURES ............................................................................................................................ 4
3.1 Limitations...................................................................................................................... 4
4ISM43907 EVB USER’s MANUAL OVERIVEW ............................................................... 5
4.1 Overview:........................................................................................................................ 5
4.2 Antenna Options ............................................................................................................. 5
5ISM43907 EVALUATION BOARD INTRODUCTION...................................................... 6
6ISM43907 EVALUATION BOARD FEATURES................................................................ 7
6.1 Feature List ..................................................................................................................... 7
The ISM43907-L170-EVB provides a platform for the design and development of applications
that run on a ISM43907-L170 SiP.................................................................................................. 7
7ISM43907 EVALUATION BOARD HW LAYOUT & CONFIGURATION ...................... 8
7.1 ISM43907-L170-EVB Diagram ..................................................................................... 8
7.2 ISM43907-L170-EVB HW Interface Layout Placement ............................................. 10
7.2.1 Bottom View............................................................................................................. 11
8POWER SUPPLY................................................................................................................. 12
8.1 Power source................................................................................................................. 12
8.2 Reset source.................................................................................................................. 12
8.3 Audio............................................................................................................................. 12
8.4 UART............................................................................................................................ 12
8.5 PWM............................................................................................................................. 12
8.6 I2C................................................................................................................................. 12
8.7 SPI................................................................................................................................. 13
8.8 GPIO............................................................................................................................. 13
9SCHEMATICS..................................................................................................................... 18
9.1 Application schematic................................................................................................... 18
9.1.1 Power Schematic....................................................................................................... 19
9.1.2 USB to URAT, JTAG,& Reset................................................................................. 20
9.1.3 External Flash ........................................................................................................... 21
9.1.4 I/O............................................................................................................................. 22
10 REVISION CONTROL........................................................................................................ 23
11 CONTACT INFORMATION............................................................................................... 23

ISM43907-L170-EVB User’s Manual
DOC-907UM-2017-1.0 Confidential Inventek Systems
Page 3
1 PART NUMBER DETAIL DESCRIPTION
1.1 Ordering Information
Device
Description
Ordering Number
ISM43907-L170
2.4/5G Wi-Fi SiP Module
ISM43907-L170
ISM43907-L170-EVB
2.4/5G Wi-Fi SiP EVB,
SDIO I/F Evaluation Board
ISM43907-L170-EVB
2 OVERVIEW
The Inventek ISM43907 single-chip Dual Band, 2.4G/5G (802.11a/b/g/n). radio device provides
the highest level of integration for a wireless system, with integrated dual band Wi-Fi based on
Cypress’ IEEE802.11 a/b/g/n single-stream with support for antenna diversity and provisions for
supporting future specifications. Thus, the ISM43907 can be used to enable wireless connectivity
to the simplest existing sensor products with minimal engineering effort. The ISM43907 also
includes integrated power amplifiers, LNAs and T/R switches for the 2.4 GHz and 5 GHz WLAN
bands, greatly reducing the external part count, PCB footprint, and cost of the solution. The
ISM43907 also integrates an embedded ARM CortexTM-R4 MCU, clock, and front end with the
Dual Band radio.
The ISM43907 is provided in the smallest LGA form-factor solution with minimal external
components to drive down cost for massvolumes and allows for handhelddevice flexibilityin size,
form and function. Comprehensive power management circuitry and software ensure the system
can meet the needs of high mobile devices that require minimal power consumption and reliable
operations.
The ISM43907 also enables coexistence support for external radios such as cellular and LTE,
GPS, and Ultra-Wideband. For the WLAN section, the host interface is a SDIO v2.0 interface.
The ISM43907 is a complete WiFi & MCU SiP which is designed for embedded wireless
solution and a cost-effective, low power capabilities high performance MCU in M2M
applications.
The ISM43907 includes standards-based wireless technologies to enable IP infrastructures for
smart grid, smart home, security, building automation, toys, robots, remote health and wellness
monitoring and other M2M and IoT applications.
The ISM43907 enables customers to reduce development time, lower manufacturing costs,
save board space, ease certification, and minimize RF expertise required. Additionally, the
ISM43907 is provided as a complete platform solution including software drivers, sample
applications, API guide, user documentation and a world-class support community from
Broadcom WICED Platform.

ISM43907-L170-EVB User’s Manual
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3 FEATURES
The ISM43907 supports the following WLAN functions:
Dual-band 2.4 GHz and 5 GHz IEEE 802.11 a/b/g/n Frequency Band
IEEE802.11 a / b / g / n (single-stream), dual-band radio with internal Power Amplifiers,
LNAs and T/R switches
On-chip WLAN driver execution capable of supporting IEEE 802.11 functionality
Single and dual-antenna support
WLAN host interface :
oSDIO v2.0, including default and high-speed timing.
ARM 32-bit CortexTM-R4 embedded processor
SPI, UART serial interface options
JTAG debug interface
2MB of application SRAM, 640KB of ROM containing WICED SDK
Sensor applications support with ADC, I2C, I2S, GPIO, USB, PWM
Single-chip MAC/BB/RF On-chip functionality
Modulation Modes: WiFi: CCK and OFDM with BPSK, QPSK, 16 QAM, 64QAM
Hardware Encryption: WEP, WPA/WPA2
Supported Data Rates:
oIEEE 802.11b 1 –11 Mbps
oIEEE 802.11a 6 –54 Mbps
oIEEE 802.11g 6 –54 Mbps
oIEEE 802.11n (2.4 GHz & 5GHz) 7.2 –150Mbps
Advanced 1x1 802.11n features:
oFull/Half Guard Interval
oFrame Aggregation
oSpace Time Block Coding (STBC)
oLow Density Parity Check (LDPC) Encoding
Two antenna configurations supporting antenna diversity.
WICED Fully compatible
MSL level 3
Supports BT/BLE COEX
Operating Temperature: -40C to +85C
RoHS compliant
Pb-Free
3.1 Limitations
Inventek Systems products are not authorized for use in safety-critical applications
(such as life support) where a failure of the Inventek Systems product would
reasonably be expected to cause severe personal injury or death.

ISM43907-L170-EVB User’s Manual
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4 ISM43907 EVB USER’s MANUAL OVERIVEW
4.1 Overview:
This document provides information describing the ISM43907-L170-EVB (Evaluation
Board), development platform.
The ISM43907-L170-EVB User’s Manual is intended for engineers planning to use the
Inventek ISM43907-L170-EVB in order to utilize and evaluate the Inventek ISM43907-
L170 SiP radio.
4.2 Antenna Options
RF Test ports include U.Fl RF connector
oHIROSE U.FL RF connector, part number U.FL-R-SMT-1 (10)
oAll boards are currently configured to use connector J38 with an external antenna
PCB Etched Antenna
oThe PCB etched antenna (ANT4) can be used by removing C104 and placing an
8.2pF capacitor in location C103.
External Antenna
oThe Inventek W2.4-5P-U dual band PCB antenna is included with the EVB
oMore information on this antenna, please visit:
http://www.inventeksys.com/products-page/wifi-antennas/wi-fi-2-4-5ghz/

ISM43907-L170-EVB User’s Manual
DOC-907UM-2017-1.0 Confidential Inventek Systems
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5 ISM43907 EVALUATION BOARD INTRODUCTION
5.1 Introduction
ISM43907-L170-EVB Development System
The ISM43907-L170 SiP radio is a development system that facilitates Wireless Internet
Connectivity for Embedded Devices.
The ISM43907-L170-EVB development system, shown in Figure 1, is comprised of:
•A software Development Kit with a tool chain and build system, a WiFi driver and software
stack together with example applications. The SDK runs on a Windows or Linux PC.
•A EVB. Applications developed using the WICED SDK is downloaded via USB to the Inventek
ISM43907-L170 SiP on the ISM43907-L170-EVB Board. The ISM43907-L170 SiP consists of a
Broadcom IEEE802.11 a/b/g/n WiFi chip and high-performance ARM CortexTM-R4 32-bit
microcontroller.

ISM43907-L170-EVB User’s Manual
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6 ISM43907 EVALUATION BOARD FEATURES
6.1 Feature List
The ISM43907-L170-EVB provides a platform for the design and development of applications
that run on a ISM43907-L170 SiP.
Features
Detail
ISM43907-L170 SiP
The ISM43907-L170 SiP includes and Cypress host microprocessor, and Cypress WiFi Chip
-Cypress Microprocessor:
ARM-based 32-bit , 2MB of application SRAM, 640KB of ROM containing WICED SDK.
-Wi-FI SoC
IEEE802.11 a/b/g/n
ISM43907-L170-EVB
The ISM43907-L170-EVB is a complete WiFi networking solution and includes t h e
ISM43907-L170 SiP, RF SMA connector and power supply
Program & Debug
Interface
Applications are downloaded to the Cypress R4 embedded host and debugged using
either the USB or the JTAG interface
USB-Serial UART
Interface
A UART on the host microprocessor connects to the EVB USB-serial interface to enable
serial communications with a PC terminal application
Expansion Header
The expansion header facilitates custom sensor interfaces and expansion boards
Reset Switch
Enable manual reset of the MCU
Power Supply
The EVB may be powered directly from the USB interface or from an external +5V
power supply.

ISM43907-L170-EVB User’s Manual
DOC-907UM-2017-1.0 Confidential Inventek Systems
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7 ISM43907 EVALUATION BOARD HW LAYOUT &
CONFIGURATION
7.1 ISM43907-L170-EVB Diagram

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DOC-907UM-2017-1.0 Confidential Inventek Systems
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7.2 ISM43907-L170 Block Diagram
ISM43907-L170-EVB Diagram

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7.2 ISM43907-L170-EVB HW Interface Layout Placement
7.2.1 Top View