My personal repository when i try to develop a bionic hand based on BeagleBone Black Industrial
PCA9685
16-channel, 12-bit PWM Fm+ I2C-bus LED controller
https://www.nxp.com/docs/en/data-sheet/PCA9685.pdf
PCA9685 Highlights from datasheet
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16 individually controlled channels
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12bit (4096 steps) registers both for on and off time
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1MHz fast I2C bus interface with 30mA high drive capability on SDA output for driving high capacitive buses
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24 Hz to 1526 Hz PWM frequency for all LEDs with internal 25MHz oscillator
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Operating power supply voltage range of 2.3 V to 5.5 V
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Six hardware address pins allow up to 62 devices on the same bus
BeagleBone Black is a low-cost, community-supported development platform for developers and hobbyists. Boot Linux in under 10 seconds and get started on development in less than 5 minutes with just a single USB cable.
Processor: AM335x 1GHz ARM® Cortex-A8
- 512MB DDR3 RAM
- 4GB 8-bit eMMC on-board flash storage
- 3D graphics accelerator
- NEON floating-point accelerator
- 2x PRU 32-bit microcontrollers
- USB client for power & communications
- USB host
- Ethernet
- HDMI
- 2x 46 pin headers
https://github.com/TeraHz/PCA9685