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Tag Archives: electronics

Python module for MCP23S17 for use with the Raspberry Pi

Some time ago I revised the hardware design of the ControlBlock and added test points for all major signals. The overall aim was to build a device for doing final system tests that are done before any single ControlBlock leaves for shipping. These system tests are written in Python. This post is about a Python module for the MCP23S17 to …

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Review: T962A Reflow Oven Controller Upgrade Package

A while ago I posted a review about the reflow-flow oven T-962A. As written in that post the T-962A has certain flaws: The heat is generated by IR heaters that do not distribute the heat evenly within the oven. This made the results of the soldering processes unreliable. Also, the responsiveness of the user-interface is not that good: Tuning the reflow …

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