From d5bfb2a7673fd5986d1b0283f6c5d33e8adb4ee4 Mon Sep 17 00:00:00 2001
From: lkcl <lkcl@web>
Date: Mon, 22 Aug 2022 11:28:31 +0100
Subject: [PATCH]

---
 HDL_workflow/ls2.mdwn | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/HDL_workflow/ls2.mdwn b/HDL_workflow/ls2.mdwn
index edcd3eb9b..34837d271 100644
--- a/HDL_workflow/ls2.mdwn
+++ b/HDL_workflow/ls2.mdwn
@@ -57,6 +57,11 @@ If needed modify sources to produce a fixed file bitstream and
     minicom -D /dev/ttyUSB1
     xc3sprog -c nexys4 top.bit
 
+If there are multiple Arty-A7-100t boards connected you need to know
+the serial number (lsusb | grep Serial)
+
+    xc3sprog -c nexys4 -s {insert_full_serial_number} top.bit
+
 # Using ls2 with microwatt
 
 This is doable but tricky.  An older version is required at present.
-- 
2.30.2