The FD7155U is a highly integrated, low-cost combo module with high performance and low power consumption. It supports Wi-Fi 6 and Bluetooth 5.0 protocols, including the final version of the Wi-Fi 6 Wave2 protocol. The Wi-Fi component includes 1T1R Wi-Fi MAC and high-performance RF capabilities. It also supports USB 2.0, HS-UART, and PCM interfaces for connection with the main control unit. This module can operate in coexistence mode for both Bluetooth and Wi-Fi.
The FD7155U is ideal for consumer electronics such as CPE, IPC, tablets, and IoT devices. It is also suitable for applications with high-reliability requirements, such as industrial interconnection.
| Pin Number | Pin Name | Pin Type | Pin Description |
| 1 | GND | G | Ground connections |
| 2 | WL_BT_ANT | RF | RF I/O port |
| 3 | NC | – | Floating (Don’t connected to ground) |
| 4 | GND | G | Ground connections |
| 5 | NC | – | Floating (Don’t connected to ground) |
| 6 | NC | – | Floating (Don’t connected to ground) |
| 7 | NC | – | Floating (Don’t connected to ground) |
| 8 | NC | – | Floating (Don’t connected to ground) |
| 9 | NC | – | Floating (Don’t connected to ground) |
| 10 | NC | – | Floating (Don’t connected to ground) |
| 11 | VBAT | P | Main power voltage source input |
| 12 | USB_DM | I/O | USB Transmitter/Receiver Differential Pair |
| 13 | USB_DP | I/O | USB Transmitter/Receiver Differential Pair |
| 14 | GND | G | Ground connections |
| 15 | NC | – | Floating (Don’t connected to ground) |
| 16 | NC | – | Floating (Don’t connected to ground) |
| 17 | NC | – | Floating (Don’t connected to ground) |
| 18 | CHIP_EN | I | Module enable signal |
| 19 | NC | – | Floating (Don’t connected to ground) |
| 20 | NC | – | Floating (Don’t connected to ground) |
| 21 | NC | – | Floating (Don’t connected to ground) |
| 22 | NC | – | Floating (Don’t connected to ground) |
Tab Content
When working with embedded systems, compiling and flashing Linux firmware for ARM SoM is a crucial step. This guide provides a comprehensive walkthrough, from setting up the environment and compiling
The Jetson Orin Nano isn’t just for AI—it’s a powerful embedded platform for real-world engineering and industrial projects. Whether you’re an electronics hobbyist, hardware engineer, or industrial developer, this board
Custom embedded systems are the backbone of modern technology, powering everything from industrial automation to AI-driven IoT devices. Unlike off-the-shelf solutions, these systems are designed for specific applications, offering superior