From d9af481896f9f57743aa3422a7cd515188a6291a Mon Sep 17 00:00:00 2001
From: Xiao Pan <xyz@flylightning.xyz>
Date: Sat, 26 Apr 2025 16:39:02 -0700
Subject: Maybe more correct MAX_XFER_BUF_SIZE

---
 remote_plot.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/remote_plot.c b/remote_plot.c
index cb2c1a2..42b560b 100644
--- a/remote_plot.c
+++ b/remote_plot.c
@@ -29,13 +29,14 @@
 
 #include <gtk/gtk.h>
 
-// max wire number is 65535, *0.001=65.535, *0.1=6553.5
-// voltage max format 7 bytes ,65.535
-// temp max format 7 bytes ,6553.5
+// max wire unsigned number is 65535
+// max wire signed number maybe is -32768 to 32767
+// voltage max format 6 bytes ,5.999
+// temp max format 6 bytes ,-49.9
 // timestamp max 8 bytes 86400000
 // 1 timestamp, 96 voltage, 32 temp, 1 \n, 1 \0
-// 96*7+32*7+8+1+1=906 bytes
-#define MAX_XFER_BUF_SIZE 906
+// 8+96*7+32*7+1+1=906 bytes
+#define MAX_XFER_BUF_SIZE 778
 
 #define LEN 10
 #define VOLTLEN 96
-- 
cgit v1.2.3-70-g09d2