and signal lines at a glance
we recommend keeping total weight below 2
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Parameter Detail Microcontroller ATmega2560 USB Host Chip MAX3421E Operating Voltage 5V Input Voltage (Recommended) 7-12V Input Voltage (Limit) 6-20V Digital I/O Pins 54 (15 PWM output) Analog Input Pins 16 Flash Memory 256 KB (8 KB used by bootloader) SRAM 8 KB EEPROM 4 KB Clock Speed 16 MHz USB Host Connector USB-A Female (for Android devices) Programming Connector USB-B Board Color Blue Board Dimensions Approx
remote data logging
8 Ohm 0.25W Speaker 4 Channel (I2C or SPI) 3.3V-5V Bi-Directional Logic Level Converter and signal lines at a```html 8 Ohm 0. 25W Speaker Compact and reliable 8 Ohm 0. 25W miniature speaker, ideal for audio output in Arduino projects, Raspberry Pi builds, alarm circuits, and embedded systems. This lightweight speaker delivers clear sound reproduction at low power, making it perfect for buzzers, notification tones, simple music playback, and voice output applications. Available from The Engineer Store, Bengaluru with fast shipping and full technical support.
