PICAXE-20M2 Microcontroller (AXE012M2)

The PICAXE-20M2 microcontroller chip supports up to 18 inputs/outputs with 11 analogue/touch sensor channels.

Not currently available

Our Code: MCU-60134

Supplier Link: [SparkFun MPN:10807]

Overview

A compact but powerful, PICAXE microcontroller. Very popular in education due to its low cost and small size, but also very popular in a wide range of hobbyist projects.

This chip supports up to 18 inputs/outputs with 11 analogue/touch sensor channels.  

All M2 series parts support enhanced features such as configurable i/o pins, parallel tasks, ring tone music and touch sensor inputs.

Click here for more M2 series information.

For more details see the What is PICAXE and PICAXE Pinout pages.

The PICAXE-20M2 replaces the older PICAXE-20M chips.

Specifications

Pack size 40x10x15mm
Pack weight 2.9g

The following table gives a brief summary of the various PICAXE chips.
For a more detailed comparison please see the PICAXE manuals and pinout diagrams.

Feature 08M2 14M2 18M2 20M2 20X2 28X2 40X2
Memory Capacity (bytes) 2048 2048 2048 2048 4096 4096 4096
RAM (bytes) 128 512 256 512 256 1280 1280
Byte Variables (bytes) 28 28 28 28 56 56 56
Input/Outputs Pins 6 12 16 18 18 22 33
ADC/Touch Pins 3 7 10 11 11 16 27
Max. Freq. (MHz) 32 32 32 32 64 64 64
Serial In/Out Yes Yes Yes Yes Yes Yes Yes
Infrared In/Out Yes Yes Yes Yes Yes Yes Yes
I2C Yes Yes Yes Yes Yes Yes Yes
Tune (ring tones) Yes Yes Yes Yes Yes Yes Yes
Parallel Tasks 4 8 4 8 1 1 1
Program Slots 1 1 1 1 1 4 4

The same software, BASIC language and USB download cable is shared between all the PICAXE chips.

Resources

PICAXE-20M2 Microcontroller Datasheet PDF Datasheet
M2 Series Product Summary PDF Datasheet