
Processing board
N-Pulse/EMG-HW-MainBoard
This repository contains the PCB design of the EMG bracelet's main board used for EMG signal processing and decoding. Detailed description of the project can be found in the Documentation folder

The STM32WBA63CIU6 is a microcontroller made by STMicroelectronics in a UFQFPN-48(7x7) package with 49 pins. UFQFPN-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (MCU_ST_STM32WBA:STM32WBA63CIUx, from PCBKit's generic symbols) and its footprint (EasyEDA_Cloud:VQFN-48_L7.0-W7.0-P0.50-BL-EP5.5, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C43650245). 1 open-source board in 1 repository on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | VSSSMPS | Power in |
| 2 | VDDSMPS | Power in |
| 3 | VLXSMPS | Power in |
| 4 | PB12 | Input/output |
| 5 | PA8 | Input/output |
| 6 | PA7 | Input/output |
| 7 | PA6 | Input/output |
| 8 | VDDA | Power in |
| 9 | PA5 | Input/output |
| 10 | PA2 | Input/output |
| 11 | VDD | Power in |
| 12 | PA1 | Input/output |
| 13 | PA0 | Input/output |
| 14 | PB9 | Input/output |
| 15 | PB8 | Input/output |
| 16 | PC15 | Input/output |
| 17 | PC14 | Input/output |
| 18 | PC13 | Input/output |
| 19 | PB7 | Input/output |
| 20 | PB6 | Input/output |
| 21 | PB5 | Input/output |
| 22 | VDD | Power in |
| 23 | PB4(NJTRST) | Input/output |
| 24 | PB3(JTDO | Input/output |
| 25 | PA15(JTDI) | Input/output |
| 26 | PA14(JTCK | Input/output |
| 27 | PA13(JTMS | Input/output |
| 28 | PA12 | Input/output |
| 29 | PA11 | Input/output |
| 30 | PB2 | Input/output |
| 31 | PB1 | Input/output |
| 32 | PB0 | Input/output |
| 33 | PB15 | Input/output |
| 34 | PH3 | Input/output |
| 35 | VDD | Power in |
| 36 | NRST | Input |
| 37 | RF | Input/output |
| 38 | VDDHPA | Power in |
| 39 | VDDANA | Power in |
| 40 | VDDRF | Power in |
| 41 | OSC_OUT | Input |
| 42 | OSC_IN | Input |
| 43 | VDDRFPA | Power in |
| 44 | VDD | Power in |
| 45 | VDD11 | Power in |
| 46 | PA10 | Input/output |
| 47 | PA9 | Input/output |
| 48 | PB14 | Input/output |
| 49 | VSS | Power in |

N-Pulse/EMG-HW-MainBoard
This repository contains the PCB design of the EMG bracelet's main board used for EMG signal processing and decoding. Detailed description of the project can be found in the Documentation folder
<iframe src="https://pcbkit.io/embed/parts/st/STM32WBA63CIU6" title="STM32WBA63CIU6 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/st/STM32WBA63CIU6.jpg" alt="STM32WBA63CIU6" width="1200" height="900">[](https://pcbkit.io/parts/st/STM32WBA63CIU6)Yes. The symbol is MCU_ST_STM32WBA:STM32WBA63CIUx and the footprint EasyEDA_Cloud:VQFN-48_L7.0-W7.0-P0.50-BL-EP5.5, both drawn on this page. PCBKit places them on a board for you when you design with it.
UFQFPN-48(7x7), with 49 pins. Its footprint is drawn on this page.
STMicroelectronics publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C43650245, with 0 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the STM32WBA64CIU6 by STMicroelectronics, the CY9BF364KQN-G-AVE2 by Infineon Technologies, the CY9BF464KQN-G-AVE2 by Infineon Technologies and the CY9BF466KQN-G-AVE2 by Infineon Technologies. Check their datasheets: a part that fits the footprint may still differ in its ratings.
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.