docs: Add hat tip for pixel doubling technique

Change-Id: Iadcf870013a756b0f303b908d0017af27c9f4ffb Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/175639 Reviewed-by: Anthony DiGirolamo <[email protected]> Reviewed-by: Kayce Basques <[email protected]> Pigweed-Auto-Submit: Kayce Basques <[email protected]> Commit-Queue: Anthony DiGirolamo <[email protected]> Presubmit-Verified: CQ Bot Account <[email protected]>
google · Oct 13, 2023 · c83ead5 · c83ead5
1 parent d86fd5b
commit c83ead5
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/docs/blog/01-kudzu.rst b/docs/blog/01-kudzu.rst
@@ -31,7 +31,7 @@ The Pigweed team is taking a field trip to the
 unsurprisingly, that's the kind of good time we're up for! While discussing
 the plans at a team meeting I suggested: "We should make PCB badges that run
 Pigweed and wear that to the Faire!" I've always wanted to make a PCB badge
-and this seemed like the perfect opportunity to make a simple PCB the we could
+and this seemed like the perfect opportunity to make a simple PCB that we could
 do a little bit of hacking on.
 
 --------
@@ -102,9 +102,9 @@ LiPo Battery with `charger <https://www.microchip.com/en-us/product/mcp73831>`_
  portrait instead of landscape. We solve this by rotating the buffers once
  they're rendered. The second is that a single 16-bit x 320 x 240 frame buffer
  is ~150K which is over half of the 264K of SRAM in the RP2040. Instead, we're
- rendering at 160x120 and using the PIO module to pixel double the buffer as
- we're sending it to the display. As an added bonus, the chunkier pixels
- gives Kudzu a nice retro feel.
+ rendering at 160x120 and using the PIO module to `pixel double
+ <https://github.com/32blit/32blit-sdk>`_ the buffer as we're sending it to the
+ display. As an added bonus, the chunkier pixels gives Kudzu a nice retro feel.
 
 Directional Pad and Buttons
  Here we're leaning on off-the-shelf buttons and silicone pads. Game