Difference between revisions of "IoT - ESP-Everything! Programming adaptor"

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(Created page with "So... With an assembled ESP-M3 Everything! board on hand, need a way to talk to these. Initially, a simple adaptor to use an existing USB-Serial...")
 
 
(4 intermediate revisions by the same user not shown)
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With an assembled [[IoT - ESP-M3 Everything!|ESP-M3 Everything!]] board on hand, need a way to talk to these.
 
With an assembled [[IoT - ESP-M3 Everything!|ESP-M3 Everything!]] board on hand, need a way to talk to these.
  
Initially, a simple adaptor to use an existing USB-Serial board. (Guess I'll have to design my own next...  :P )
+
=== Temporary Expedient ===
 +
Initially, a simple adaptor to use an existing [https://www.banggood.com/CJMCU-340-CH340G-TTL-To-USB-STC-Downloader-Serial-Communication-Module-Pin-All-Leads-p-1149176.html USB-Serial board]. (Guess I'll have to design my own next...  :P )
  
I like these little CJMCU boards
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[[File:CJMCU top.jpg|none|thumb|alt=|I like these little CJMCU boards]]
[[File:CJMCU top.jpg|none|thumb]]
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They do pretty near everything
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[[File:CJMCU bottom.jpg|none|thumb|alt=|They do pretty near everything]]
[[File:CJMCU bottom.jpg|none|thumb]]
 
 
& they're even breadboard friendly...
 
& they're even breadboard friendly...
  
 
But, I need to be able to just poke my devices with it, so...
 
But, I need to be able to just poke my devices with it, so...
[[File:Pogo Pins.jpg|none|thumb]]
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[[File:Pogo Pins.jpg|none|thumb|Pogo Pins in a Dupont shell!]]
Pogo Pins in a Dupont shell!
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[[File:Adaptor Layout.jpg|none|thumb]]
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[[File:Adaptor Layout.jpg|none|thumb|alt=|Attached to a bit of proto board along with sockets for the CJMCU board.]]
Attached to a bit of proto board along with sockets for the CJMCU board.
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[[File:Adaptor Wiring.jpg|none|thumb]]
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[[File:Adaptor Wiring.jpg|none|thumb|alt=|& wired appropriately.]]
& wired appropriately.
+
 
[[File:Adaptor bottom.jpg|none|thumb]]
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[[File:Adaptor bottom.jpg|none|thumb|alt=|Pretty darn simple board...]]
Pretty darn simple board...
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[[File:Adaptor Ready.jpg|none|thumb]]
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[[File:Adaptor Ready.jpg|none|thumb|alt=|Ready to go]]
Ready to go
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[[File:Adaptor Usage.jpg|none|thumb]]
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[[File:Adaptor Usage.jpg|none|thumb|alt=|In use...]]
In use...
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 +
=== The Plan Forward ===
 +
To make these things really useful, it'd be nice to have a dedicated programming jig.
 +
 
 +
So I'm designing one.
 +
 
 +
Basically, it'll be a board with the exact same form as the ESP-Everything! boards themselves.  (of course, much of the contents of the board will be different.)  The programming header location will have short pogo pins in the pin header holes.
 +
 
 +
[[File:Programmer.png|none|thumb|alt=|A work in progress...]]

Latest revision as of 17:05, 27 October 2020

So...

With an assembled ESP-M3 Everything! board on hand, need a way to talk to these.

Temporary Expedient

Initially, a simple adaptor to use an existing USB-Serial board. (Guess I'll have to design my own next... :P )

I like these little CJMCU boards
They do pretty near everything

& they're even breadboard friendly...

But, I need to be able to just poke my devices with it, so...

Pogo Pins in a Dupont shell!
Attached to a bit of proto board along with sockets for the CJMCU board.
& wired appropriately.
Pretty darn simple board...
Ready to go
In use...

The Plan Forward

To make these things really useful, it'd be nice to have a dedicated programming jig.

So I'm designing one.

Basically, it'll be a board with the exact same form as the ESP-Everything! boards themselves. (of course, much of the contents of the board will be different.) The programming header location will have short pogo pins in the pin header holes.

A work in progress...