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about Maix Bit

A project log for Portable Sound Visualization AR Device

A portable AR device that superimposes an image showing the location of a sound source on an image captured by a camera.

airpocketAIRPOCKET 05/10/2023 at 23:440 Comments

Before starting the program, let's do a little research on the hardware.

Official information about Maix Bit can be found here.

https://wiki.sipeed.com/soft/maixpy/en/develop_kit_board/maix_bit.html

https://dl.sipeed.com/shareURL/MAIX/HDK/Sipeed-Maix-Bit


The main specifications are as shown in the table.

ProjectDescription
CPUDual-core 64bit RISC-V / 400MHz (double precision FPU integration)
Memory8MiB 64bit on-chip SRAM
Strage16MiB Flash, support micro SDXC expansion storage (max 128GB)
Screen2.4 inch TFT, screen resolution: 320*240
Camera200W pixels (actual use 30W), 0V2640 model M12 camera
TF card slotMultimedia resource expansion, support large-capacity storage

GPIOs are arranged as follows.

A relatively large number of GPIOs are available, and communication protocols such as SPI, I2C, and UART can be easily implemented.
This is good news as wearable devices that convey sound direction through vibrations and other tactile feedback are also planned for the future.
Circuit diagrams and 3D data are also available, so development can be carried out quickly.

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