From 751e664a28892fd92694abf3d821d068013e9453 Mon Sep 17 00:00:00 2001
From: Blaise Thompson <blaise@untzag.com>
Date: Mon, 8 Mar 2021 13:21:37 -0600
Subject: initial commit

---
 firmware/firmware.org | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 firmware/firmware.org

(limited to 'firmware/firmware.org')

diff --git a/firmware/firmware.org b/firmware/firmware.org
new file mode 100644
index 0000000..9a5fbd6
--- /dev/null
+++ b/firmware/firmware.org
@@ -0,0 +1,13 @@
+#+TITLE: firmware: network of CO2 sensors
+* commands used to flash device
+esptool.py --port /dev/ttyUSB0 erase_flash
+esptool.py -p /dev/ttyUSB0 --baud 450800 --chip esp8266 write_flash 0x00000 esp8266-20191220-v1.12.bin
+(use rshell to upload main.py, settings.py)
+./flash.sh
+* commands used to read from sensor
+i2c=I2C(scl=Pin(4), sda={␛[␛[KPin(5), freq=10000)
+i2c.writeto(104, "\x22\x00\x08\x2A".encode())
+i2c.readfrom(104, 4)
+* commands used to interact with device
+conda activate micropython
+rshell
-- 
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