From: Edward Delaporte <edward@delaporte.us>
Date: Sun, 14 Jun 2026 02:17:43 +0000 (-0500)
Subject: ESP32 tools
X-Git-Url: https://us-delaporte.pagekite.me/gitweb/dotfiles.git/commitdiff_plain/96c62776351ed5b60f7a2aff2371a8287520f688?ds=sidebyside

ESP32 tools
---

diff --git a/invoke/esptool/requirements.txt b/invoke/esptool/requirements.txt
new file mode 100644
index 0000000..a20def9
--- /dev/null
+++ b/invoke/esptool/requirements.txt
@@ -0,0 +1,2 @@
+esptool
+mpremote
diff --git a/invoke/esptool/tasks.py b/invoke/esptool/tasks.py
index 96f3b83..546e261 100644
--- a/invoke/esptool/tasks.py
+++ b/invoke/esptool/tasks.py
@@ -11,6 +11,10 @@ DEVICE = 'Espressif'
 PORT='/dev/ttyACM0' # Linux
 CHIP='ESP32-S3'
 # PORT='COM0' # Windows
+MICROPYTHON=f'$HOME/Downloads/ESP32_GENERIC_S3-20260406-v1.28.0.bin'
+# MicroPython version 
+# from 
+# https://micropython.org/download/ESP32_GENERIC_S3/
 
 @task
 def help(c):
@@ -83,6 +87,12 @@ def erase_flash(c):
     c.run(f'esptool --port {PORT} erase-flash')
 
 @task
-def write_flash(c, filepath):
-    '''Write flash'''
-    c.run(f'esptool --chip {CHIP} --port {PORT} --baud 460800 write_flash -z 0x1000 {filepath}')
+def write_flash(c, filepath=MICROPYTHON):
+    '''Write flash - defaults to MicroPython
+
+    Requires .bin file from micropython.org
+    '''
+    c.run(f'esptool --chip {CHIP} --port {PORT} --baud 460800 write-flash -z 0x1000 {filepath}')
+
+
+