1.1 Revolution Education Ltd PICAXE-28 2010-05-26 PICAXE DIP Microcontroller Board (PICAXE) PICAXE-28 THT PICAXE-28 from Revolution Education Ltd Connect via a 4K7 resistor to the positive rail of the power supply in your circuit. This pin must be connected via the 4K7 resistor or the PICAXE will not operate correctly. This pin can also be connected to a switch to 0V (ground) to provide a manual 'reset button' for the PICAXE

This pin can be used as a digital input

This pin can be used as a digital input

This pin can be used as a digital input

This pin can be used as a digital input

Connect to the 22K resistor of the PICAXE download circuit

Connect to the output pin of the download connector for the PICAXE download circuit

Connect to the 0V (ground) of the power supply in your circuit

Connect to a resonator or crystal which must be included to make the PICAXE operate

Connect to a resonator or crystal which must be included to make the PICAXE operate

This pin can be used as a digital input

This pin can be used as a digital input

This pin can be used as a digital input

This pin can be used as a digital input

This pin can be used as a digital input

This pin can be used as a digital input

This pin can be used as a digital input

This pin can be used as a digital input

Connect to the 0V (ground) of the power supply in your circuit

Connect to the positive rail of the power supply in your circuit

This pin can be used as a digital output

This pin can be used as a digital output

This pin can be used as a digital output

This pin can be used as a digital output

This pin can be used as a digital output

This pin can be used as a digital output

This pin can be used as a digital output

This pin can be used as a digital output