RAK Wireless WisBlock PWM Expansion Module RAK13004
Overview
This module has 16 PWM (pulse width modulation) outputs. It can control the brightness of up to 16 external LEDs.
Features3.3V input voltage, on/off control by the WisBlock Core module Connection for 16 LED drivers 1 MHz Fast Mode Plus compatible I2C bus interface 4096 levels (12-bit) linear programmable brightness per LED. LED output frequency typically varies from 24Hz to 1526Hz Supports hot insertion Low standby current 5.5V tolerant inputs Operating voltage: 2.3V to 5.5V @ -40°C to +85°C Technical data