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WiFi Module Manual

Model: GRJW04-J1 FCC ID：2ADAP-GRJW04J1 IC：12478A-GRJW04J1

Gree Electric Appliances, Inc. of Zhuhai

●Please read this manual carefully before operation and keep it well for future reference.

●Due to product improvement, Gree reserves the right to change contents of this manual without prior notice.

●Gree Electric Appliances, Inc. of Zhuhai reserves the final right to interpret this manual.

Summary of content (8 pages)

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WiFi Module Manual Model: GRJW04-J1 FCC ID：2ADAP-GRJW04J1 IC：12478A-GRJW04J1 Gree Electric Appliances, Inc. of Zhuhai ●Please read this manual carefully before operation and keep it well for future reference. ●Due to product improvement, Gree reserves the right to change contents of this manual without prior notice. ●Gree Electric Appliances, Inc. of Zhuhai reserves the final right to interpret this manual.
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WiFi Module User Manual 1、General Functions The wireless module complies with IEEE 802.11 b/g/n standard and it can achieve up to a speed of 65Mbps with single stream in 802.11n , 54Mbps as specified in IEEE 802.11g, or 11Mbps for IEEE 802.11b to connect to the wireless LAN. This compact module is a total solution for a combination of Wi-Fi 802.11b/g/n technologies with Microcontroller Processor. The module is specifically developed for embedded system devices. Detailed Instruction of WiFi Module.
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WiFi Module User Manual 2、Technique Parameters Table1. Module Parameters Categories Feature Operating parameters 2412 MHz to 2462 MHz for 802.11b/g/n(HT20) Bands 2422 MHz to 2452 MHz for 802.11n(HT40) Protocol IEEE 802.11 b/g/n frequency modulation CCK、OFDM mode 802.11b<-90.5dBm@11Mbps Receive 802.11g<-77.5dBm@54Mbps Sensitivity Wireless 802.11n<-72dBm@MCS7 specification 802.11b：1/2/5.5/11 Mbps 802.11g：6/9/12/18/24/36/48/54 Mbps Data Rate 802.11n(HT20):6.5/13/19.5/26/39/52/58.5/65 Mbps 802.
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WiFi Module User Manual physical Operating Temperature Connect Internal Antenna Dimensions 42.6mm×25mm±0.2mm -- -20-85 deg C. 3、Circuit Description Figure1. Circuit Diagram WIFI module has an independent power management system, and the system provides a high quality of power supply for the whole module. Flash is used for the external expansion memory.
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WiFi Module User Manual Excellent matching circuit in RF-Front ensures that the signal has minimal signal loss and radiation. The MCU provides the interfaces for a variety of peripherals (Timer, PWM, Interrupt, AD, the Debug) from the module to the baseboard. Each peripheral that connects to the MCU I/O pins can choose between two different I/O pin locations with the provided flexibility in various applications. 4、Pin Definition Figure2. Pin Definition PIN Table2.
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WiFi Module User Manual Caution: The user is cautioned that changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This device complies with Part 15 of the FCC Rules and Industry Canada licence-exempt RSS standard(s).
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WiFi Module User Manual following measures: -- Reorient or relocate the receiving antenna. -- Increase the separation between the equipment and receiver. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -- Consult the dealer or an experienced radio/TV technician for help. FCC& IC Radiation Exposure Statement: This equipment complies with FCC and Canada radiation exposure limits set forth for an uncontrolled environment.
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Gree Electric Appliances，Inc.