Hjx-001 Driver [top] Instant

The HJX-001 is a widely available, low-cost USB Bluetooth audio receiver adapter primarily used to add wireless capabilities to car stereos, home speakers, and other non-Bluetooth audio equipment. Device Overview & Drivers

The HJX-001 is a "driver-free" or "plug-and-play" device. This means:

Ресурсный набор модуль Bluetooth Dongle - Яндекс Маркет hjx-001 driver

Fault Code: 3 Blinks

Issue: Under-voltage (Input drops below 18V). Solution: Your power supply is sagging under load. Upgrade to a supply with higher wattage or reduce the current set on SW5-SW7.

5. Usage Example

#include "hjx001.h"

// I²C write implementation
int i2c_write_reg(uint8_t reg, uint8_t *data, uint8_t len) 
// Platform-specific I²C write
 The HJX-001 is a widely available, low-cost USB


int main() 
hjx001_handle_t dev = 
.dev_addr = 0x40,
.comm_mode = 0,
.delay_ms = HAL_Delay,
.write_reg = i2c_write_reg,
.read_reg = i2c_read_reg
;


if(hjx001_init(&dev) != 0) 
    // Handle error
hjx001_set_mode(&dev, 0x03);  // e.g., normal operation
hjx001_send_command(&dev, 0xA5);
while(1) 
    uint32_t faults = hjx001_get_faults(&dev);
    if(faults) 
        // Handle fault conditions

Tools Required