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EK-AI7931LD KIT
Genio IoT RTOS SDKWiFi6 2.4/5G + BT 5
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US$
95.00
Unit-price for online samples purchase only.
Please contact sales@acsip.com.tw for more information Add Cart
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Introduction
EK-AI7931LD is a evaluation board to developing AI7931LD which highly integrated IoT module that features an ARM® Cortex-M33 application processor, a low power 1x1 802.11a/b/g/n/ax dual-band Wi-Fi subsystem, a Bluetooth v5.0 subsystem and a Power Management Unit (PMU).
The Wi-Fi subsystem and a Bluetooth Low Energy subsystem offer feature-rich wireless connectivity at high standards, and deliver reliable, cost-effective throughput from an extended distance.
The AI7931LD is designed to support standard based features in the areas of security, quality of service and international regulations, giving end users the greatest performance any time and in any circumstance.
Furthermore, the AI7931LD is a new Wi-Fi 6/ BT 5 SoC solution including SRAM/ROM memory for IoT industry. The module also supports rich peripheral interfaces, including SDIO, SPI master, I2C, I2S_IN, IR input, UART, AUXADC, PWM, and GPIOs.
Feature diagram
Rich Features
| ♦ Main Platform-CM33 | ♦ Connectivity Standards Alliance-CSA |
| • FreeRTOS V10 | • Matter protocol for IoT industry |
| • Power Mode: Deep sleep, Suspend, Active | |
| • FOTA: Firmware Over-The-Air | |
| • FatFS-USB/SD card/LittleFS-XIP Flash | |
| • USB Audio/Video Classic | |
| • Security: Security Boot, Trusted Firmware-M, HW crypto engine & TRNG, Anti-rollback, Secure test & debug |
| ♦ Wireless Connectivity-WiFi 6/BT 5.2 | |
| • 802.11 b/g/n/ac/ax station mode (STA) | |
| • 802.11 b/g/n/ac SoftAP | |
| • Personal Security: Open, WEP-Open, WPA, WPA2-STA/SoftAP and WPA3 - STA only | |
| • STA-OFDMA DL/UL | |
| • STA-11ax power saving of TWT and deep sleep mode | |
| • STA-WoW | |
| • Networking-IP, SNTP, SSL/TLS, HTTP(S), MQTT(S) | |
| • BLE Mesh | |
| • Wi-Fi/BT Coexistence |
The IoT module of AI793X with WiFi6 / BLE5 that can support Matter 1.0 now.
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| Developing Resource | Application Reference | ||
| ⇒ | ☑ | WiFi Matter | |
| ⇒ | ☑ | Audio data playback | |
| ⇒ | Reference design of schematic | ||
| ⇒ | Product footprint | ||
| ⇒ | |||
| ⇒ | Test report of throughput | ||
| ⇒ | Product SDK with user guide |
Related Products
 |
 |
AI7933CLDARM Cortex-M33 MCU + Wi-Fi 802.11 a/b/g/n/ac/ax + BLE 5.0 + HiFi4 DSP |
|
 |
EK-AI7931LD KITWiFi6 2.4/5G + BT 5 |
 |
EK-AI7933CLD KITWiFi6 2.4/5G + BT 5 + HiFi4 DSP |
Teachnical Engine with Acsip Design Core
 |
Mediatek Genio 130 |
| Arm Cortex-M33 with FPU @ 300MHz | |
| Embedded 1MB SRAM + 8MB USH SRAM for applications | |
| Wi-Fi 1x1 5GHz and 2.4GHz | |
| Bluetooth 5.2 | |
| USB2.0, SDIO, SPI master, SPI slave, I2C I2S, IR input, UART, AUXADC, PWm | |
For more information, or for sales inquiries, please contact Acsip Technology Corp.
General Description of Module
AcSiP Technology Corp. introduces a low-cost and low-power consumption IoT module. This stand-alone module is designed for internet of things (IoT) devices with smart connection and cloud application/services.
AI7931LD is a highly integrated IoT module that features an ARM® Cortex-M33 application processor, a low power 1x1 802.11a/b/g/n/ac/ax dual-band Wi-Fi subsystem, a Bluetooth v5.0 subsystem and a Power Management Unit (PMU).
The AI7931LD is based on ARM® Cortex-M33 with floating point microcontroller (MCU) including SRAM/ROM memory. The module also supports rich peripheral interfaces, including SDIO, SPI master, I2C, I2S, IR input, UART, AUXADC, PWM, and GPIOs.
| Part Number | Core | Flash / Memory | Wi-Fi / BLE | HW Crypto | Peripherals |
| AI7931LD | ARM Cortex-M33 | 16MB | 1T1R 802.11a/b/g/n/ac/ax | AES, DES/3DES, | GPIO, SDIO, SPI, I2C |
| 300 Mhz | SRAM 1MB | BT 5.0 | SHA, ECC, TRNG | UART, ADC, I2S, IR, PWM | |
| pSRAM 4MB |
EK-AI7931LD Feature and Description
Power source for EK-AI7931LD
- Micro USB 5V (Con8) or External 5V (J1)
- Battery of AA or AAA (J25) for this EVK for research
Audio Feature
- EK-AI7931LD has designed AMIC for audio functionalities
- 3.5mm audio jack mounted for external speaker
- Audio header for speaker
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Buttons
| Button | Name | Detail |
| SW1 | SYSRST | Press SW1 to restart the EK-AI7931LD |
| SW2 | Vol+ | Audio volume up button |
| SW3 | Vol- | Audio volume down button |
| SW4 | RTC_EINT | For AI7933CLD only |
| SW5 | Force DL mode | Press SW5 to grigger strapping mode (download mode......) |
RGB LED
This EVB has on-board RGB LED which be controlled by SPIM interface and this is Matter demo with this feature.
SD Card
There are some registers which placed need to be reworked before using SD card feature.
External Connectors
The EK-AI7931LD provides similar pin-out extension connectors for various sensor and device connectivity.
RF Characteristics
User could do further test of RF items through EK-AI7931LD
802.11ax_HT20 Transmit (Conductive)
| Item | Condition | Min. | Typ. | Max. | Unit |
| Frequency Range | Channel 1 | Channel 13 | |||
| Tx Power Level | OFDM | 14 | 16 | 18 | dBm |
| Frequency Tolerance | -15 | 0 | 15 | ppm | |
| Modulation Accuracy | All Data Rate | - | -33 | - | dB |
802.11ax_HT20 Receiver (Conductive)
| Item | Condition | Min. | Typ. | Max. | Unit |
| Frequency Range | Channel 1 | Channel 13 | |||
| Min. Input | MCS8 PER<10% | -69.5 | -67.5 | -65.5 | dBm |
Bluetooth Tx Power (Conductive)
| Item | Condition | Min. | Typ. | Max. | Unit |
|
Bluetooth Tx Power |
LE Mode-1Mbps | - | 9 | - | dBm |
| LE Mode-2Mbps | - | 9 | - | dBm | |
| LE Mode-500kbps | - | 9 | - | dBm | |
| LE Mode-125kbps | - | 9 | - | dBm |
Bluetooth Rx Sensitivity (Conductive)
| Item | Condition | Min. | Typ. | Max. | Unit |
|
Bluetooth Rx Sensitivity (PER<30.8%) |
LE Mode-1Mbps | -98 | -96 | -94 | dBm |
| LE Mode-2Mbps | -95 | -93 | -91 | dBm | |
| LE Mode-500kbps | -99 | -97 | -95 | dBm | |
| LE Mode-125kbps | -104 | -102 | -100 | dBm |
Antenna Switch Connector
Related Products
|
|
AI7933CLDARM Cortex-M33 MCU + Wi-Fi 802.11 a/b/g/n/ac/ax + BLE 5.0 + HiFi4 DSP |
|
|
EK-AI7931LD KITWiFi6 2.4/5G + BT 5 |
|
EK-AI7933CLD KITWiFi6 2.4/5G + BT 5 + HiFi4 DSP |
Teachnical Engine with Acsip Design Core
|
Mediatek Genio 130 |
| Arm Cortex-M33 with FPU @ 300MHz | |
| Embedded 1MB SRAM + 8MB USH SRAM for applications | |
| Wi-Fi 1x1 5GHz and 2.4GHz | |
| Bluetooth 5.2 | |
| USB2.0, SDIO, SPI master, SPI slave, I2C I2S, IR input, UART, AUXADC, PWm | |
For more information, or for sales inquiries, please contact Acsip Technology Corp.
Evaluation Board Top View & Description
The EK-AI7931LD board provides an affordable way for user to try out WiFi Node in IoT applications or new concepts of Wi-Fi6/BT5 RF feature evaluation. The development board uses AI7931LD as a standalone development platform of RTOS to implement smart building, home surveillance, industry 4.0 and so on IoT projects. It is based on Genio 130, Mediatek Filogic IoT solution, embedded ARM Cortex-M33 with FPU in package. The HDK enable rich peripherals, cutting edge connectivity and security features, user can develop the app to access cloud services through internet and real-time control multi-tasks for various applications included function purposes.
Test & Developing by EK-AI7931LD
User could follow up above steps to know more about AI7931LD development resource through EK-AI7931LD with SDK to test all examples within SW package or implement your application and prove its functions by SDK building, image downloaded to HDK for behavers, scenario verify for sure.
Read manual & get HDK for essential preparation:
- EK-AI7931LD_User Guide
- EK-AI7931LD
Power on & getting Log of default image downloaded into AI7931LD
- Driver package install and drivers info check
- Configuring RS232 terminal tool for log message showed on tool since power on
- Power source choose for EK-AI7931LD board by Con8 (Micro USB) or J1
Build Example & Developing Application - Developing your App by HDK & SDK
- SDK download and build environment setup
- Examples evaluate and image download
- User could use common terminal software to control this module by default firmware with commands set which referred to product relevant Commands Set Reference document.
Genio IoT RTOS SDK
User could download SDK to develop IoT application after referring those examples of platform solution.
And within package, there are manuals to help know about SDK in implement and projects built.
- HDK Configuration for essential preparation
- Audio capture and playback
- WiFi Matter
EVK Package Information
| Item | Count | Description |
| EK-AI7931LD | 1 | Micro USB for Power source and RS232 I/F |
| Antenna | 1 | 2.4G/5GHz for WiFi 802.11 a/b/g/n/ac/ax & Bluetooth 5.0 |
Related Products
|
AI7931LDARM Cortex-M33 MCU + Wi-Fi 802.11 a/b/g/n/ac/ax + BLE 5.0 |
|
AI7933CLDARM Cortex-M33 MCU + Wi-Fi 802.11 a/b/g/n/ac/ax + BLE 5.0 + HiFi4 DSP |
|
EK-AI7931LD KITWiFi6 2.4/5G + BT 5 |
|
EK-AI7933CLD KITWiFi6 2.4/5G + BT 5 + HiFi4 DSP |
Mediatek has been Co-developing with Acsip
For more information, or for sales inquiries, please contact Acsip Technology Corp.
| Item | Description | Download Link |
|---|---|---|
| Genio IoT RTOS SDK | AcSip_MT793x_non-NDA_SDK_V3.1.0_230519.tar.gz | LoginContact Us |
| Product Brief | AI7931LD_Brief_Ver.05.pdf | Free |
| Product Brief (CN) | AI7931LD_Brief(CN)_Ver.04.pdf | Free |
| Product Spec. (Datasheet) | AI7931LD_SPEC_Ver.H.pdf | LoginContact Us |
| EVK User Guide | EK-AI7931LD_User Guide Ver.F.pdf | Free |
| Application Note | AI7931LD_Application Note_Ver.C.pdf | LoginContact Us |
| Item | Description | Download Link |
|---|---|---|
| AI7931LD_CE_Certificate | AI7931LD_CE_Certificate.7z | LoginContact Us |
| AI7931LD_FCC_Grant | AI7931LD_FCC_Grant.7z | LoginContact Us |