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MIKROE-951
30 g
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Expand click is an accessory board in mikroBUS form factor. It includes a 16-bit I/O expander MCP23S17 with SPI clock speeds up to 10 MHz for higher throughput applications.
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Expand click is an accessory board in mikroBUS form factor. It includes a 16-bit I/O expander MCP23S17 with SPI clock speeds up to 10 MHz for higher throughput applications. Three HARDWARE ADDRESS SEL jumpers allow you to configure board address and connect up to eight devices on the bus. Controller also supports interrupt-on-change feature. Board is set to use 3.3V power supply by default. Solder PWR SEL SMD jumper to 5V position if used with 5V systems.
| Type | Port expander |
| Applications | Board is ideal for saving microcontroller pins, and expanding the number of input-output lines. |
| On-board modules | 16-bit I/O expander MCP23S17 |
| Key Features | High-speed SPI interface 10MHz (max.). Low standby current: 1μA (max.) |
| Interface | GPIO,SPI |
| Compatibility | mikroBUS |
| Click board size | M (42.9 x 25.4 mm) |
| Input Voltage | 3.3V or 5V |
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