From 9c826f6f1a652edce0c8bb15b0cf94e259296e53 Mon Sep 17 00:00:00 2001
From: Thomas Albers Raviola <thomas@thomaslabs.org>
Date: Mon, 28 Aug 2023 22:08:46 +0200
Subject: Add delay between attempts

---
 serial.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'serial.c')

diff --git a/serial.c b/serial.c
index 5f7548c..82a5abd 100644
--- a/serial.c
+++ b/serial.c
@@ -206,6 +206,9 @@ read_buf(int fd, size_t len, void *_buf)
         } else {
             write_ack(fd, NACK);
         }
+
+        /* Wait 2 ms between attempts */
+        usleep(2000);
     }
 
     err = ERR_NACK;
@@ -249,6 +252,9 @@ write_buf(int fd, size_t len, const void *_buf)
 
         if (err != NACK)
             goto error;
+
+        /* Wait 2 ms between attempts */
+        usleep(2000);
     }
 
 error:
-- 
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