Beijing Jia An Electronic Technology Co WB822D Bluetooth Module User Manual

Beijing Jia An Electronic Technology Co,. Ltd Bluetooth Module

User Manual

CANSEC INTERNATIONAL LTD. WB822D User Manual V1.0.1http://www.rf-products.com August 30 2017———————————————————————————————————————Page 1of 6WB822D User Manual V1.0.1DescriptionWB822D Module is designed based onnRF51822 RF SoC chip. nRF51822 is anultra-low power 2.4GHz wireless System onChip(Soc) integrating the nRF51 series2.4GHz transceiver, a 32bit ARM Cortex-M0CPU, flash memory, and analog and digitalperipherals. nRF51822 can supportBluetooth low energy and a range ofproprietary 2.4GHz protocols, such as Gazellfrom Nordic Semiconductor.Key Featuresy2.4GHz transceivery-93dBm sensitivity in Bluetooth lowenergy modey205kbps, 1 Mbps, 2 Mbps supporteddata ratesyTX Power -20 to +4dBm in 4dB stepsyTX power -30dBm Whisper modey13mA peak RX, 10.5mA peak TX (0dBm)y9.7mA peak RX, 8mA peak TX (0dBm)with DC/DCyRSSI (1dB resolution)yARM Cortex -M0 32 bit processory275 μA/MHz running from flashmemoryy1505μA/MHz running from RAMySerial Wire Debug (SWD)yFlexible Power ManagementySupply voltage range 1.8V to 3.6Vy4.2μs wake-up using 16MHz RCOSCy0.6μAat3VOFFmodey1.2μA at 3V in OFF mode +1regionRAM retentiony2.6μA at 3V ON mode, all blocks IDLEyTiny Size 8mm X 8mm X 1.7mmyOperating Temperature: -25℃~+75℃Applicationsy2.4-GHz Bluetooth low energy SystemyHuman-Interface Devices(Keyboard, Mouse, Remote Control)ySports and Leisure EquipmentyProximity/Alert sensorsyConsumer ElectronicsyiBeacon Station/Micro-loacation indoornavigationySmart Phone AccessoriesyyAntennaType:ChipAntennaAntennaGain:0.5dBi(PeakGain)
CANSEC INTERNATIONAL LTD. WB822D User Manual V1.0.1http://www.rf-products.com August 30 2017———————————————————————————————————————Page 2of 6Mechanical DrawingTerminal DescriptionPad Number Name Function Description1 SWDIO/nRESETDigital I/O Programming I/O2 SWDCLK Digital input HW debug and flash programming I/O3 VDD Power 1.8V -3.6V Power Supply4GNDGNDGround5 P0.05/AIN6 Digital I/OAnalog inputGeneral purpose I/OADC input 66 P0.03/AIN4 Digital I/OAnalog inputGeneral purpose I/OADC input 47 P0.01/AIN2 Digital I/O General purpose I/O8.00mm8.00mm1.80mm0.50mmTolerance:±0.2mm151016
CANSEC INTERNATIONAL LTD. WB822D User Manual V1.0.1http://www.rf-products.com August 30 2017———————————————————————————————————————Page 3of 6Analog input ADC input 28 P0.02/AIN3 Digital I/OAnalog inputGeneral purpose I/OADC input 39P0.00/AREF0Digital I/OAnalog inputGeneral purpose I/OADC Reference voltage10 P0.27/AIN1/XL1Digital I/OAnalog inputGeneral purpose I/OADC input 1Crystal connection for 32.768kHz crystaloscillator or external 32.768kHz crystalreference11 P0.26/AIN0/XL2Digital I/OAnalog inputAnalog outputGeneral purpose I/OADC input 0Crystal connection for 32.768kHz crystaloscillator12 P0.24 Digital I/O General purpose I/O13 P0.21 Digital I/O General purpose I/O14 P0.22 Digital I/O General purpose I/O15 P0.25 Digital I/O General purpose I/O16 GND GND Ground17 GND GND GroundRecommended PCB Layout for Package11Noted: Please make sure without any wiring or ground under the antenna area.8.6mm1.76mm1.2mm1.27mm8mm1mm8.6mm5mm3mm8mm0.6mm0.9mm
CANSEC INTERNATIONAL LTD. WB822D User Manual V1.0.1http://www.rf-products.com August 30 2017———————————————————————————————————————Page 4of 6Operation NoticeConnecting WB822D Module to MCU (on the main board) via UART Interface as below:The WB822D module will start BLE broadcasting using a name “ACEUni_UART”. Run anApp (such as “LightBlue”) on the phone you can scan and connect to the WB822D module.The BLE_CONNECTION pin will be pull high to indicate that the BLE Connected iscomplete. And now the data transceiver is viable between the WB822D module and theMCU.For the MCU the UART Parameters are：Baud rate: 115200bpsStart bits: 1Data bits: 8Stop bits: 1Parity Check bits: none
CANSEC INTERNATIONAL LTD. WB822D User Manual V1.0.1http://www.rf-products.com August 30 2017———————————————————————————————————————Page 5of 6Soldering RecommendationsFCC STATEMENT1. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:(1) This device may not cause harmful interference.(2) This device must accept any interference received, including interference that may cause undesiredoperation.2. Changes or modifications not expressly approved by the party responsible for compliance could void theuser's authority to operate the equipment.NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device,pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection againstharmful interference in a residential installation.This equipment generates uses and can radiate radio frequency energy and, if not installed and used inaccordance with the instructions, may cause harmful interference to radio communications. However, there isno guarantee that interference will not occur in a particular installation. If this equipment does cause harmfulinterference to radio or television reception, which can be determined by turning the equipment off and on,the user is encouraged to try to correct the interference by one or more of the 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.
CANSEC INTERNATIONAL LTD. WB822D User Manual V1.0.1http://www.rf-products.com August 30 2017———————————————————————————————————————Page 6of 6RF warning statement:The device has been evaluated to meet general RF exposure requirement. The device can be used inportable exposure condition without restriction.The WB822D (Bluetooth) module is designed to comply with the FCC statement. FCC ID is VVJ-WB822D.The host system using WB822D(Bluetooth module) , should have label indicated it contain modular’s FCCID:VVJ-WB822D.This radio module must not installed to co-locate and operating simultaneously with other radios in host system , additional testing and equipment authorization may be required to operating simultaneously with other radio.

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