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projects:i2c_pcf8574_8bit_port_expander [2012/10/21 18:26] elger |
projects:i2c_pcf8574_8bit_port_expander [2012/10/21 18:29] elger |
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| ===== The breadboard built ===== | ===== The breadboard built ===== | ||
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| + | The four resistors are 100Ω | ||
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| + | The four LEDs are regular red 3mm leds | ||
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| + | The four buttons are momentary on push buttons | ||
| ==== Fritzing ==== | ==== Fritzing ==== | ||