HF HF-LPS170 Manual de usuario
HF-LPS170 Wi-Fi&BLE User Manual
Shanghai High-Flying Electronics Technology Co., Ltd(www.hi-flying.com) - 1 -
HF-LPS170
Low Power SDIO Wi-Fi + BLE Module
User Manual
V 1.3
Overview of Characteristic
Support Wi-Fi IEEE802.11b/g/n and BLE5.0 Wireless Standards
Based on RISC SOC, 160MHz CPU, 276KB RAM, 2MB Flash
Support SDIO Interface, Provide Linux Driver(Kernel Require 3.10 Above)
Single +3.3V Power Supply，Selective 1.8V or 3.3V SDIO Voltage
Size: 12mm x 12mm, SMT44
FCC ID:2ACSVHF-LPS170
HF-LPS170 Wi-Fi&BLE User Manual
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TABLE OF CONTENTS
LIST OF FIGURES...................................................................................................................................3
LIST OF TABLES ....................................................................................................................................4
HISTORY..................................................................................................................................................5
1. PRODUCT OVERVIEW ................................................................................................................6
1.1. General Description.................................................................................................................6
1.1.1 Wireless..............................................................................................................................6
1.1.2 MCU Subsystem.................................................................................................................7
1.1.3 Memory...............................................................................................................................7
1.1.4 Security...............................................................................................................................7
1.1.5 Peripheral............................................................................................................................7
1.1.6 Power MSecurity.................................................................................................................8
1.1.7 Clock...................................................................................................................................8
1.1.8 Device Paremeters.............................................................................................................8
1.2. Hardware Introduction.............................................................................................................9
1.2.1. HF-LPS170 Pins Definition...............................................................................................10
1.2.2. Electrical Characteristics ..................................................................................................12
1.2.3. HF-LPS170 Mechanical Size............................................................................................13
1.2.4. External Antenna..............................................................................................................13
APPENDIX A: CONTACT INFORMATION ......................................................................................16
HF-LPS170 Wi-Fi&BLE User Manual
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LIST OF FIGURES
Figure 1. HF-LPS170 Block Diagram....................................................................................................6
Figure 2. HF-LPS170 Appearance........................................................................................................9
Figure 3. HF-LPS170 Pins Map...........................................................................................................10
Figure 4. HF-LPS170 Mechanical Dimension .....................................................................................13
HF-LPS170 Wi-Fi&BLE User Manual
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LIST OF TABLES
Table1. HF-LPS170 Module Technical Specifications........................................................................8
Table2. HF-LPS170 Pins Definition...................................................................................................10
Table3. Electrical Characteristics......................................................................................................12
Table4. External Antenna Parameters..............................................................................................13
HF-LPS170 Wi-Fi&BLE User Manual
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HISTORY
Ed. V1.0 07-21-2020 First Version.
Ed. V1.1 07-27-2020 Update IO voltage.
Ed. V1.2 11-03-2020 Update Kernel requirement, update GPIO_8 description.
Ed. V1.3 01-04-2021 Update GPIO8 description
HF-LPS170 Wi-Fi&BLE User Manual
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1.PRODUCT OVERVIEW
1.1. General Description
The HF-LPS170 module is a Wi-Fi and BLE combo module for ultra-low-power application
Wireless subsystem contains 2.4G radio, Wi-Fi 802.11bgn and BLE5.0 baseband/MAC designs.
Microcontroller subsystem contains a low-power 32-bit RISC CPU, high-speed cache and memories.
Power Management Unit controls low-power modes. Moreover, variety of security features are
supported.
Peripheral interfaces include SDIO, SPI, UART I2C, IR remote, PWM, ADC and GPIOs.
Provice Linux driver for external MCU integrate using SDIO interface.
Figure 1. HF-LPS170 Block Diagram
1.1.1 Wireless
2.4G RF transceiver
Wi-Fi 802.11bgn
HF-LPS170 Wi-Fi&BLE User Manual
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BLE 5.0, Channel Selection#2 is supported, 2M PHY / Coded PHY / ADC extension is not
supported.
Wi-Fi 20MHz bandwidth
Wi-Fi Security WEP / WPA / WPA2 Personal / WPA2 Enterprise / WPS
STA, softAP and Sniffer modes
Multi-cloud connectivity
Wi-Fi and BLE coexistence
Integrated balun, PA/LNA
1.1.2 MCU Subsystem
32-bit RISC CPU with FPU
Level-1 Cache
One RT timer up to one year
Two 32b general purpose timers
Four DMA channels
DFS from 1MHz to 192MHz
The HF-LPS170 module is a Wi-Fi and BLE combo module for ultra-low-power application
Wireless subsystem contains 2.4G radio, Wi-Fi 802.11bgn and BLE5.0 baseband/MAC designs.
1.1.3 Memory
276KB SRAM
128KB ROM
1Kb eFuse
2MB Flash
1.1.4 Security
Secure boot
Secure debug ports
AES 128/192/256 bits
SHA01/224/256
TRNG
PKA
1.1.5 Peripheral
One SDIO 2.0 slave
One SPI master/slave
Two UART
One I2CC master/slave
Five PWM
10-bit DAC
12-bit ADC
Two general analog comparators
HF-LPS170 Wi-Fi&BLE User Manual
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PIR detection
IR remote HW accelerator
16 GPIOs
1.1.6 Power MSecurity
Off
Hibernate
Power Down Sleep
Active
1.1.7 Clock
Support XTAL 40MHz
Internal RC 32KHz oscillator
Internal System PLL
Hibernate
Power Down Sleep
Active
1.1.8 Device Paremeters
Table1. HF-LPS170 Module Technical Specifications
Class
Item
Parameters
Wi-Fi
Parameters
Wireless standard
802.11 b/g/n
Frequency range
2.412GHz-2.462GHz
Transmit Power
802.11b: +16 +/-2dBm (@11Mbps)
802.11g: +14 +/-2dBm (@54Mbps)
802.11n: +13 +/-2dBm (@HT20, MCS7)
Receiver Sensitivity
802.11b: -87 dBm (@11Mbps ,CCK)
802.11g: -73 dBm (@54Mbps, OFDM)
802.11n: -71 dBm (@HT20, MCS7)
BLE
Parameters
Wireless standard
BLE5.0
Frequency range
2.402GHz-2.480GHz
Transmit Power
Max 9dBm
Receiver Sensitivity
-90dBm
Hardware
Parameters
Antenna Option
antenna Pad
Data Interface
UART
GPIO, SPI, PWM
Operating Voltage(TBD)
2.6~3.6V
Operating Current(TBD)
Peak (Continuous TX): 350mA
Average(STA, No data): 30mA
Average(STA, Continuous TX): 85mA
Average(AP): 110mA
Standby: 300uA(Reset Pin set to low)
Operating Temp.
-40℃- 85℃
Storage Temp.
-40℃- 125℃
HF-LPS170 Wi-Fi&BLE User Manual
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1.2.1. HF-LPS170 Pins Definition
Figure 3. HF-LPS170 Pins Map
Table2. HF-LPS170 Pins Definition
Pin
Description
Net Name
Signal Type
Comments
1, 3, 20,
31, 33，
36
Ground
GND
Power
2
RF_O
Analog
Antenna Signal
5
GPIO_8
IPD
3.3V Voltage
default 10K pull-down, Boot Select:
Low: boot from internal flash.
High: boot from external UART or
SDIO, firmware can be programmed
into internal flash via UART.
Due to internal 10K pull-down, add 1K
pull-up resistor if need set to High.
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