Sale!

checkoutourwebsiteforthemostrecent3pcsjdy2242ultralowpowerblebluetoothmoduleserialtransmissionsexternalantennayuupuniquedesignsyouwontfindelsewhere0.jpg

3pcs JDY-22 4.2 Ultra Low Power BLE bluetooth Module Serial Transmissions External Antenna Yuup

Original price was: $ 396,96.Current price is: $ 119,09.

SKU: us_7884338528430 Category: Electronic Components & Supplies Tags: Electronic Components & Supplies, Module Board, Smart Module

Description
shopping

JDY-22 sleep pattern description:

Sleep pattern	Instructions	Functional description
Start wake-up	AT+STARTEN1	Mode 1: wake up call, users need sleep can be controlled by AT+SLEEP command, wake up can be awakened by PWRC pin low level.
Start sleep	AT+STARTENO	Mode 0: the power is very low under this mode. The connection calls the permeable transmission current at 900uA, disconnects the connection current below 200uA (can set the broadcast interval current to 30uA), this mode PWRC pin wake up, such as the serial port in 10 seconds without data or will not be connected to sleep automatically again into sleep

Common problem description:

Problem	Answer to the question
1: how MCU disconnects the bluetooth connection in the connection state	In the connection state, the PWRC pin is pulled down, and the serial port sends AT+DISC to disconnect.
2: how much is the current when the module wakes up	All mode work current is not more than 1mA
3: How much data can be written to serial port once	No byte limit at 9600 baud rate
4: After the serial port is configured, do you need to restart it to take effect?	It is recommended to restart the module when the parameters are set
5: How to test the depth of sleep current in the test module	It is recommended to test the current of VCC and GND pins

Default parameter configuration used in factory:

Sequence	Function	Factory default parameters	Instructions
1	Serial port baud rate	9600	AT+BAUD4
2	Sleep pattern	Start wake-up	AT+STARTEN0
3	Broadcast name	JDY-21	AT+NAMHJDY-21
4	Broadcast interval	200MS	AT+ADVIN1

Package included:

3 x JDY-22 4.2 Ultra Low Power BLE bluetooth Module Serial Transmissions External Antenna

Fast Shipping and Professional Packing

We offer a wide range of shipping options owing to our long-standing relationships with UPS, FedEx and DHL. Our warehouse personnel will pack all goods to our exacting specifications. Your goods will go through a thorough inspection and be securely secured prior to being shipped. Every day, we deliver to thousands of customers across many countries. This shows our commitment to become the biggest online retailer on earth. Warehouses and distribution centers can be found in Europe and the USA.

Orders that contain more than one item are assigned processing times in accordance with the item.

Prior to shipping, we check the item thoroughly before sending the items. The majority of orders will be delivered within 48 hours. Delivery time ranges between 3-7 days.

Returns

The inventory is always changing and we do not completely manage it because several parties are involved, including our warehouse and factory. The actual stock levels can fluctuate at any point. Please understand it may happen that your order is out of stock after the order has been placed.

Our policy is valid for 30 days. However, if the 30 days have elapsed after you bought your product, we are unable to provide a refund or exchange.

You can only return an item if it is unused and is in the same condition the day you received it. It must also be in its original packaging.

3pcs JDY-22 4.2 Ultra Low Power BLE bluetooth Module Serial Transmissions External Antenna Yuup

Related products

Login