revert image change

Author: CamDavidsonPilon

developer-guide/09-Storage and the filesystem/01-data-stores/01-data-stores-intro.md

@@ -24,7 +24,7 @@ SQLite3 is also used for simpler database (caches) on each Pioreactor (worker an
 What are temporary and persistent? Something like GPIO locks or LED state are physically reset between cycles of the Raspberry Pi. So when the Pi power-cycles, the state is wiped, and by have the database in `/tmp`, the databases are wiped as well.
 :::
 
-You can use `pio cache view <name>` to view the contents of `<name>`, and `pio cache clear <name> <key>` to clear contents.
+You can use `pio cache view <name>` to view the contents of `<name>`, and `pio cache purge <name> <key>` to clear contents.
 
 
 ## MQTT

developer-guide/10-Hardware/05-pinout.md

@@ -1,8 +1,20 @@
 ---
-title: Pinout diagram
+title: GPIO pins used
 slug: /pinout
 hide_table_of_contents: true
 ---
 
+## v1.x HAT
 
-![](/img/developer-guide/10-hardware/05-pinout/pinout.png)
+- GPIO2 — I2C SDA
+- GPIO3 — I2C SCL
+- GPIO4 — PCB button on HAT 1.1 and 1.2
+- GPIO12 — PWM channel 4
+- GPIO13 — PWM channel 2
+- GPIO16 — PWM channel 3
+- GPIO17 — PWM channel 1
+- GPIO18 — PWM channel 5, used for heating
+- GPIO21 — hall sensor on HAT 1.1 and 1.2
+- GPIO23 — PCB LED
+- GPIO24 — PCB button on HAT 1.0, SWD on HAT 1.1 and 1.2
+- GPIO25 — hall sensor on HAT 1.0, SWD on HAT 1.1 and 1.2

static/img/user-guide/01-getting-started/02-software-set-up/latest_os.png

@@ -20,7 +20,7 @@ Interacting with the Pioreactor on the command line are through the `pio` tool.
 *   `pio blink` will blink the Pioreactor's onboard LED.
 *   `pio log -m <message>` will log a message
 *   `pio cache view <cache>` will print out the contents of the specified cache.
-*   `pio cache clear <cache> <key>` will remove `<key>` from cache `<cache>`.
+*   `pio cache purge <cache> <key>` will remove `<key>` from cache `<cache>`.
 *   `pio plugins --help` for managing plugins
 *   `pio calibrations --help` for managing calibrations.