{"product_id":"ghpyqkc-jdy-31-spp-c-bluetooth-serial-pass-through-module-wireless-serial-communication-from-machine-wireless-sppc-replace-hc-05","title":"GHPYQKC JDY-31 SPP-C Bluetooth serial pass-through module wireless serial communication from machine Wireless SPPC Replace HC-05","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eApplication\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eGHPYQKC\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNew\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eDissipation Power\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOperating Temperature\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003ePackage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSupply Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eis_customized\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003esemi_Choice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eBare SMD chip (No baseboard)：Original patch module, no pin header, directly soldered on customer PCB, minimal occupied space for mass production embedded equipment\u003c\/p\u003e\u003cp\u003e4Pin breakout board：Only lead out core 4 essential pins (VCC, GND, TXD, RXD), simple wiring for basic transparent transmission project\u003c\/p\u003e\u003cp\u003e6Pin breakout board：Full pin version, extra STATE status pin + EN enable pin, support connection detection and module power control\u003c\/p\u003e\u003cp\u003eBreakout board integrates voltage regulator circuit, support wide input 3.6~6V power supply (5V MCU directly power); Chip core voltage is 1.8~3.6V (recommended 3.3V). All versions support AT command to modify Bluetooth name, baud rate, pairing password.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eCore Technical Specifications\u003c\/p\u003e\u003cp\u003eModel: JDY-31\u003c\/p\u003e\u003cp\u003eBluetooth Standard: Bluetooth 3.0 SPP (Classic Bluetooth, NOT BLE)\u003c\/p\u003e\u003cp\u003eWorking Frequency: 2.4GHz ISM band\u003c\/p\u003e\u003cp\u003eOperation Mode: Only Slave (Cannot act as master)\u003c\/p\u003e\u003cp\u003eCore Chip Voltage: DC 1.8V ~ 3.6V (3.3V recommended)\u003c\/p\u003e\u003cp\u003eBreakout Board Input Voltage: DC 3.6V ~ 6V (Support 5V power directly)\u003c\/p\u003e\u003cp\u003eMax Transmission Distance: 30 meters open space\u003c\/p\u003e\u003cp\u003eMax Transmit Power: +8dBm\u003c\/p\u003e\u003cp\u003eReceiving Sensitivity: -97dBm\u003c\/p\u003e\u003cp\u003eSPP Max Throughput: 16KB\/s\u003c\/p\u003e\u003cp\u003eDefault Baud Rate: 9600\u003c\/p\u003e\u003cp\u003eDefault Pair Code: 1234\u003c\/p\u003e\u003cp\u003eCurrent Consumption\u003c\/p\u003e\u003cp\u003eUnconnected broadcast: ~4.7mA\u003c\/p\u003e\u003cp\u003eBluetooth connected: ~7.3mA\u003c\/p\u003e\u003cp\u003eOperating Temperature: -40℃ ~ +80℃\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003ePin Definition Difference\u003c\/p\u003e\u003cp\u003e4Pin Breakout Board\u003c\/p\u003e\u003cp\u003e1.VCC 2.GND 3.TXD 4.RXD\u003c\/p\u003e\u003cp\u003eOnly basic communication pins, STATE \u0026amp; EN not lead out.\u003c\/p\u003e\u003cp\u003e6Pin Breakout Board\u003c\/p\u003e\u003cp\u003e1.STATE | Connection status pin: LOW=disconnected, HIGH=Bluetooth connected\u003c\/p\u003e\u003cp\u003e2.RXD | Module receive pin (connect to MCU TX)\u003c\/p\u003e\u003cp\u003e3.TXD | Module transmit pin (connect to MCU RX)\u003c\/p\u003e\u003cp\u003e4.GND\u003c\/p\u003e\u003cp\u003e5.VCC\u003c\/p\u003e\u003cp\u003e6.EN | Module enable pin: HIGH=work, LOW=sleep disable; default enable if floating\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eKey Features\u003c\/p\u003e\u003cp\u003eThree versions optional: bare patch chip \/ 4pin \/ 6pin breakout, match mass production \u0026amp; maker experiment\u003c\/p\u003e\u003cp\u003eClassic Bluetooth 3.0 SPP, stable compatible with Android \/ Windows (Does NOT support iOS native serial without APP)\u003c\/p\u003e\u003cp\u003eBreakout board built-in LDO regulator, 5V Arduino can power directly\u003c\/p\u003e\u003cp\u003eSupport AT command configuration: device name, baud rate, pair password, restore factory setting\u003c\/p\u003e\u003cp\u003eUp to 30m long-distance wireless transmission, better range than HC-06\u003c\/p\u003e\u003cp\u003eStandard TTL UART signal, directly connect Arduino, STM32, AVR microcontrollers\u003c\/p\u003e\u003cp\u003e6Pin version supports connection status detection and hardware enable control\u003c\/p\u003e\u003cp\u003eLow operating current, suitable for battery-powered wireless control projects\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eApplication Scenarios\u003c\/p\u003e\u003cp\u003eSmart robot car wireless remote control\u003c\/p\u003e\u003cp\u003eArduino \/ STM32 wireless serial data transmission\u003c\/p\u003e\u003cp\u003eSmart home relay switch, wireless sensor data collector\u003c\/p\u003e\u003cp\u003eBluetooth remote controller, electronic DIY experimental equipment\u003c\/p\u003e\u003cp\u003eIndustrial simple wireless monitoring equipment\u003c\/p\u003e\u003cp\u003eStudent electronic competition training accessories\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"Chip","offer_id":55377131372843,"sku":"14:1202#Chip","price":9.45,"currency_code":"USD","in_stock":true},{"title":"4P","offer_id":55377131405611,"sku":"14:350852#4P","price":10.26,"currency_code":"USD","in_stock":true},{"title":"6P","offer_id":55377131438379,"sku":"14:351074#6P","price":10.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/Sfbf66efc01ce4bf4bac364e43311f643X.webp?v=1788332840","url":"https:\/\/yoeruyo.com\/products\/ghpyqkc-jdy-31-spp-c-bluetooth-serial-pass-through-module-wireless-serial-communication-from-machine-wireless-sppc-replace-hc-05","provider":"Yoeruyo","version":"1.0","type":"link"}