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AFM201T IoT Module based on RTL8720CN
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AFM201T IoT Module based on RTL8720CN

AFM201T is a low-power and small-volume embedded Wi-Fi + Bluetooth module. It uses Realtek's highly integrated wireless RF chip RTL8720CN and a small number of peripheral devices. The chip has built-in 802.11b / g / n Wi-Fi wireless Built-in ARM Cortex-M4F processing core, with large capacity (FLASH: 2MB ROM: 384KB) storage space (FLASH: up to 128MB), running space (SRAM: 256KB) and rich peripheral resources, RTOS system platform in MCU And the lightweight LWIP protocol, through packaging and optimization of the SDK, can meet a variety of embedded wireless communication applications.
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AFM201T
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IoT Module
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Description
Specification

 

 

Introduction:

 

AFM201T is a low-power and small-volume embedded Wi-Fi + Bluetooth module. It uses Realtek's highly integrated wireless RF chip RTL8720CN and a small number of peripheral devices. The chip has built-in 802.11b / g / n Wi-Fi wireless Built-in ARM Cortex-M4F processing core, with large capacity (FLASH: 2MB ROM: 384KB) storage space (FLASH: up to 128MB), running space (SRAM: 256KB) and rich peripheral resources, RTOS system platform in MCU And the lightweight LWIP protocol, through packaging and optimization of the SDK, can meet a variety of embedded wireless communication applications.
 
The official designated development board that matches the AFM201T module is RTL8720CN-EVB
 


 

Features:

 

Complete IoT solution (low-level development, cloud services, APP)
Support AT + application set secondary development
Support secondary development of C-SDK package
Support OTA wireless upgrade
Support Bluetooth smart networking, Airkiss WeChat distribution network function
Industrial-grade application design, 4-layer PCB design, performance consistency guarantee
FCC / CE certification, RoHS compliant

 

Software Features
Built-in IPV4 / IPV6 protocol stack
Built-in FreeRTOS system
Supports low power BLE 4.0
Supports HTTP / HTTPS (SSL) encryption
Support Ella Cloud, Amazon, Cloud, JD Cloud, Alibaba Cloud
Support customized private cloud or user private cloud docking
Support secondary development, secondary integration
 
 
Download:
 
File Type Description  Version Language Update Date Size
AFM201T Datasheet 1.1 English 2021-5-16 2.13MB
RTL872xZ2 IC Datasheet 0.8 English 2020-03-04 2.643MB
 

 

The related products list:

 

Realtek Chip

Series

EVB

Module

Package

Protocol

CPU

Frequency

SRAM

Flash

BLE

LCD

UART

SPI

I2S

SDIO Key Scan

ADC/DAC

RTL8710BX

Ameba Z

AFW121T-EVB

AFW121T

21Pin 18x22mm

WiFi

ARM M4 

62.5M

256KB

Ext

-

N

1

1

N

N  

Y/N

RTL8720CN

Ameba Zii

RTL8720CN-EVB
AFM201T-EVB

AFM201T

23Pin 15x24mm

WiFi+BLE4.2

ARM M4 

100M

256KB

Ext

4.2

N

2

1

N

N 4x2/3x3

N/N

RTL8720CM

Ameba Zii

RTL8720CM-EVB

AFM203T

23Pin 15x24mm

WiFi+BLE4.2

ARM M4 

100M

256KB

Ext

4.2

N

2

1

N

N 4x2/3x3

N/N

RTL8720CS

Ameba CS

RTL8720CS-EVB

AFM312T

23Pin 19x29mm

WiFi+BLE5 Mesh

 M0+M4

200M

512KB

Ext

5.0

N

2

2

Y

N 7x3/5x5

Y/Y

RTL8721CSM

Ameba CS

RTL8721CSM-EVB

AFM321T

66Pin 27x37mm

WiFi+BLE5 Mesh

 M0+M4

200M

512K+4M

Ext

5.0

N

3

2

Y

N 4x8/6x6

Y/Y

RTL8722CSM

Ameba CS

RTL8722CSM-EVB

AFM331T

66Pin 27x37mm

WiFi+BLE5 Mesh

 M0+M4

200M

512K+4M

Ext

5.0

RGB

4

2

Y

D/H 4x8/6x6

Y/Y

RTL8720DN

Ameba D

RTL8720DN-EVB

AFM412T

23Pin 19x29mm

2.4G+5G+BLE5

 M0+M4

200M

512K

Ext

5.0

N

2

1

Y

N 4x8/6x6

Y/Y

RTL8721DM

Ameba D

RTL8721DM-EVB

AFM421T

66Pin 27x37mm

2.4G+5G+BLE5

 M0+M4

200M

512K+4M

Ext

5.0

N

3

2

Y

N 4x8/6x6

Y/Y

RTL8722DM

Ameba D

RTL8722DM-EVB

AFM431T

66Pin 27x37mm

2.4G+5G+BLE5

 M0+M4

200M

512K+4M

Ext

5.0

RGB

4

2

Y

D/H 4x8/6x6

Y/Y

 

Amazon FreeRTOS Getting Started Guide

Official Website and Forum

 

 

 

 

Application:
 
Intelligent electrical outlet
Industrial control
Intelligent home appliances
Internet of things applications
Thermal printer
LED control card
The POS
 
 
 
 

 

 

 

Keyword:
AFM201T RTL8720CN WIFI+bluetooth module
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Technical details:

 

ARM Cortex-M4 processing core, clocked at 100MHz
3.3V, 5V DC single power supply
Package: Stamp Hole
Size: 24(L) × 15(W) × 3.0(T)mm
AFM201T structure
 

8

 

WLAN, Bluetooth parameters
Standard: 802.11 b / g / n 1x1
Transmit power: 11b: 18dBm / 11g: 16dBm / 11n: 15dBm
Receiving sensitivity: 11b: -93dBm / 11g: -82dBm / 11n: -76dBm
Communication rate: 11Mbps @ 11b / 54Mbps @ 11g / 150Mbps @ 11n
Working mode: STA, AP, STA + AP, Buletooth
Hardware encryption: WPA / WPA2
Antenna: external antenna, IPEX antenna interface, on-board antenna

 

 

Module model

 

Name

Description

AFM201TI

PCB on-board antenna

AFM201TO

IPEX external antenna

AFM201TP

RF-Pin external antenna

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