1.8vtut

therealdreg · Nov 14, 2023 · d801697 · d801697
1 parent 22447f2
commit d801697
Show file tree

Hide file tree

Showing 5 changed files with 27 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -99,6 +99,33 @@ If nothing appears here, you have connected something incorrectly
 ![spiex.png](assets/spiex.png)
 
 
+---
+
+# Example reading & writing winbond W25Q64FW 1.8v spi flash
+
+**WARNING**: Don't connect +3v3 or +5V to WINBOND CHIP.
+
+Follow the same steps as in the previous chapter for the 3.3v Windbond, but Connect the Winbond's VCC & Bus Pirate's VPU to an external 1.8v power source (all GNDs together):
+
+![18cntwin.png](assets/18cntwin.png)
+
+Change the following in the configuration:
+- Activate pull-ups of the Bus Pirate
+- SPI Output: Open-drain
+- SPI Speed: 30kHz
+
+![wpsi18vcng.png](assets/wpsi18vcng.png)
+
+Select W25Q64FW 1.8v when found
+
+![selectwinb18v.png](assets/selectwinb18v.png)
+
+Press "Read IC" button and wait patiently (~40 mins) (the GUI will become unresponsive)
+
+![darswnb18.png](assets/darswnb18.png)
+
+
+
 ---
 
 # How to build & debug

diff --git a/assets/18cntwin.png b/assets/18cntwin.png
diff --git a/assets/darswnb18.png b/assets/darswnb18.png
diff --git a/assets/selectwinb18v.png b/assets/selectwinb18v.png
diff --git a/assets/wpsi18vcng.png b/assets/wpsi18vcng.png