Dual Mode Bluetooth (SPP+BLE) Module
JDY-32 Bluetooth User Manual
Version
1. Product introduction:
JDY-32 dual-mode Bluetooth is based on Bluetooth 3.0 SPP + Bluetooth 4.2 BLE design, which can support Windows, Linux, ios, android data transmission, working frequency 2.4GHZ, modulation mode GFSK, maximum transmission power 5db, maximum transmission distance 40 meters, Support users to modify the device name, baud rate and other commands through the AT command, which is convenient and quick to use.
2. Applications:
JDY-32 is a classic Bluetooth protocol that can communicate with Bluetooth-enabled computers (desktops, notebooks) and mobile phones (android). Can be applied
- Windows computer Bluetooth serial port transparent transmission
- Android Bluetooth serial port transparent transmission
- Smart home control
- Automotive ODB testing equipment
- Bluetooth toy
- Share mobile power, share weight
- Medical equipment
3. Pin function description
4. Serial AT instruction set
JDY-32 module serial port send AT command must be added \r\n
- Query the version number
- Reset
- Disconnect
Valid after connection - BLE Bluetooth MAC Address
- SPP Bluetooth MAC address
- Baud rate setting / query
- BLE broadcast name setting / query
- SPP Broadcast name setting / query
- SPP password pairing type
- SPP connection password
- Reply to factory configuration
Dual Mode Bluetooth (SPP BLE) Module JDY-32 Bluetooth User Manual – Download [optimized]
Dual Mode Bluetooth (SPP BLE) Module JDY-32 Bluetooth User Manual – Download
On the schematic there are two keys — K1 and K2. Function of K2 is obvious (switching module from transparent to command mode and back). But what K1 ????
It is connected to the EN pin, but there is no expalnation of function in the table. Expecting it is ENABLE pin, is the pin active low or active high? Is pulled down or up? What happens if K1 is pressed?