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authorXiao Pan <xyz@flylightning.xyz>2025-04-26 16:39:02 -0700
committerXiao Pan <xyz@flylightning.xyz>2025-04-26 16:39:02 -0700
commitd9af481896f9f57743aa3422a7cd515188a6291a (patch)
treeb1b07a249a48c432bdb163bf74fb3e6020931777 /remote_plot.c
parentf3d0fb2a307a16f3ab86bf8640e5db07e1588c34 (diff)
Maybe more correct MAX_XFER_BUF_SIZE
Diffstat (limited to 'remote_plot.c')
-rw-r--r--remote_plot.c11
1 files 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