From 0f3e4779b6d35d63cf8f127547b661da87e97d10 Mon Sep 17 00:00:00 2001
From: cnlohr <lohr85@gmail.com>
Date: Sun, 19 Feb 2023 01:23:08 -0800
Subject: [PATCH] Add note about why the RST protection works.

---
 minichlink/minichlink.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/minichlink/minichlink.c b/minichlink/minichlink.c
index cce5149..3298d5d 100644
--- a/minichlink/minichlink.c
+++ b/minichlink/minichlink.c
@@ -80,10 +80,10 @@ keep_going:
 				break;
 
 			// disable NRST pin (turn it into a GPIO)
-			case 'd': 
+			case 'd':  // see "RSTMODE" in datasheet
 				wch_link_multicommands( devh, 2, 11, "\x81\x06\x08\x02\xf7\xff\xff\xff\xff\xff\xff", 4, "\x81\x0b\x01\x01" );
 				break;
-			case 'D':
+			case 'D': // see "RSTMODE" in datasheet
 				wch_link_multicommands( devh, 2, 11, "\x81\x06\x08\x02\xff\xff\xff\xff\xff\xff\xff", 4, "\x81\x0b\x01\x01" );
 				break;
 			// PROTECTION UNTESTED!
-- 
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