From 12fa0cf02a2fb05dd484fd35d89b5560fc15e0f4 Mon Sep 17 00:00:00 2001
From: schneider <schneider@blinkenlichts.net>
Date: Sun, 19 Apr 2020 23:55:25 +0200
Subject: [PATCH] change(ble): Change requested connection interval range to
30-40 ms
This speeds up file transfers from Linux machines. Looks like the impact
on power consumption is not too large. Android also does not seem to
take this into account.
---
epicardium/ble/ble_main.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/epicardium/ble/ble_main.c b/epicardium/ble/ble_main.c
index 634840c1..5c309871 100644
--- a/epicardium/ble/ble_main.c
+++ b/epicardium/ble/ble_main.c
@@ -98,8 +98,9 @@ static const appUpdateCfg_t bleUpdateCfg =
{
6000, /*! Connection idle period in ms before attempting
connection parameter update; set to zero to disable */
- 800/1.25, /*! Minimum connection interval in 1.25ms units */
- 1000/1.25, /*! Maximum connection interval in 1.25ms units */
+ 30/1.25, /*! Minimum connection interval in 1.25ms units.
+ Values < 8 didn't work with my Tinkpad T470 */
+ 40/1.25, /*! Maximum connection interval in 1.25ms units */
0, /*! Connection latency */
9000/10, /*! Supervision timeout in 10ms units */
5 /*! Number of update attempts before giving up */
--
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