Embedded WIFI serial wireless transparent transmission module microcontroller UART serial to WIFI
USD $1 - $100 /Piece
Min.Order:1 Piece
Shenzhen Huachengweiye Electronics Co., Ltd.
0-5A 24V AC current detection sensor module 0-5A switch output sensor module
Tone board LM1036+NE5532 with front stage amplified tone board
MS5611 high resolution atmospheric pressure sensor module IIC/SPI communication GY63
2.4 inch USART HMI serial screen font with picture TFT LCD module with configuration
HLK-RM04Is the new low cost embedded electronicUART-ETH-WIFI (serial port-Ethernet-Wireless network)modular
This product is based on universal serial interface in line with the network standard embedded module, built inTCP/IPProtocol stack, to achieve the user serial port, Ethernet, wireless networkWIFI)3Transitions between two interfaces.
adoptHLK-RM04Module, the traditional serial devices do not need to change any configuration of the case, you can passInternetThe network transmits its own data. Provides a fast solution for the user's serial device through Ethernet transmission data.
2 Product summary
Product model | HLK-RM04 | |
Support for standards and protocols | 802.11n IEEE, 802.11g IEEE, 802.11b IEEE, IEEE 802.3, 802.3u CSMA/CA,, CSMA/CD, TCP/IP, DHCP, ICMP, NAT,, PPPoE,, IEEE,,, and the | |
port | WAN | 1 10/100M adaptive RJ45 ports |
| LAN | 1 10/100M adaptive RJ45 ports |
wireless
parameter | frequency range | 2.4~2.4835GHz |
| transmission speed | 11n:270/243/216/162/108/81/54/27Mbps 135/121.5/108/81/54/40.5/27/13.5Mbps 130/117/104/78/52/39/26/13Mbps 65/58.5/52/39/26/19.5/13/6.5Mbps |
|
| 802.11g:54/48/36/24/18/12/9/6 IEEE (adaptive) |
|
| 802.11b:11/5.5/2/1M IEEE (adaptive) |
| Working channel number | 13 |
| Spread spectrum technology | DSSS (direct sequence spread) |
| Data modulation | DBPSK, DQPSK, and OFDM CCK (BPSK/QPSK/16-QAM/64-QAM) |
| Sensitivity PER (packet error rate) | PER 130M:-68dBm10%; PER 1500M:-68dBm10%; PER 108M:-68dBm10%;PER 54M:-72dBm10% PER 6M:-88dBm10%; PER 11M:-85dBm8% PER 1M:-90dBm8%; (typical value) |
| transmission distance | Indoor farthest 100 meters; outdoor 360 meters (due to the environment) |
| rf power | More than 14.5dBm (11n) / 16.5dBm (11b/11g) EIRP |
| antenna | Board antenna or eternal antenna |
Network medium | Class 10Base-T:3 or more than 3 classes of 100Base-T:5 UTP class UTP | |
WIFI type of workr
| Client/AP/Route | |
QoSAdministration | Set up uplink bandwidth management Setting downlink bandwidth management | |
system service | Virtual server: setting up an internal server to provide access to Internet users DMZWhen the open port of the virtual server that needs to be set is not sure, it can be set to DMZ host Port trigger: the wireless router can automatically open the inward service port according to the port of LAN access to the Internet. | |
device management | Zone setting NTP server settings Backup system settings information Restore settings information from file Load Factory Default Software upgrade Remote management Restart Modify password |
WLANsafe mode | System Open WPA-PSK WPA2-PSK WPAPSK WPA2PSK (That isWPA-PSKandWPA2-PSKMied mode) WPA1WPA2 (That isWPAandWPA2Mied mode) |
Serial transfer network | |
Maimum transmission rate | 230400bps |
TCP connection | Maimum number of connections >20 |
UDP connection | Maimum number of connections >20 |
Serial baud rate | 50~230400bps |
Other parameter | |
Status indicator | Status indication |
Environmental standards | Operating temperature: -20-60 |
Working humidity: 10%-90%RH (non condensing) | |