From 6239dd6abaedcfe4322770e29499ed4a05e711b8 Mon Sep 17 00:00:00 2001
From: Peli de Halleux <pelikhan@users.noreply.github.com>
Date: Thu, 27 Sep 2018 08:43:01 -0700
Subject: [PATCH] handle negative lenght in readBuffer

---
 sim/state/serial.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sim/state/serial.ts b/sim/state/serial.ts
index ca15f894..bf7f7ed6 100644
--- a/sim/state/serial.ts
+++ b/sim/state/serial.ts
@@ -59,6 +59,8 @@ namespace pxsim.serial {
     }
 
     export function readBuffer(length: number) {
+        if (length <= 0)
+            length = 64;
         return pins.createBuffer(length);
     }
 }
\ No newline at end of file