docs: more info about what exactly this is

Signed-off-by: deadprogram <[email protected]>

README.md

@@ -65,6 +65,37 @@ func pongFunc() {
 }
 ```
 
+You can compile and flash the WASM runtime engine and the WASM program onto an Adafruit PyBadge (an ARM 32-bit microcontroller with 192k of RAM) with this command:
+
+```
+$ tinygo flash -size short -target pybadge -monitor ./examples/simple
+   code    data     bss |   flash     ram
+ 101012    1736   72216 |  102748   73952
+Connected to /dev/ttyACM0. Press Ctrl-C to exit.
+TinyWASM engine starting...
+Using interpreter...
+Initializing engine...
+Initializing interpreter...
+Initializing devices...
+Defining func...
+Loading module...
+Running module...
+building index space
+initializing memory
+initializing functions
+initializing globals
+running start func
+Calling ping...
+pong
+Calling ping...
+pong
+Calling ping...
+pong
+Calling ping...
+pong
+```
+
+See the `examples` for more information.
 
 ## Architecture
 

examples/simple/README.md

@@ -1,5 +1,7 @@
 # Simple
 
+Simple example that loads the `ping.wasm` program that has is embedded into the runtime.
+
 ```
-tinygo build -o simple.uf2 -size short -target pybadge -opt=2 ./examples/simple
+tinygo flash -size short -target pybadge -monitor ./examples/simple
 ```