From: tmk <hasu@tmk-kbd.com>
Date: Mon, 26 Oct 2020 17:15:42 +0000 (+0900)
Subject: xt_usb: Fix XT soft reset
X-Git-Url: https://git.friedersdorff.com/?a=commitdiff_plain;h=12e5a3a13eb86852ad58c131e28ba29c5f09bb2d;p=max%2Ftmk_keyboard.git

xt_usb: Fix XT soft reset

Data line should be hi while Clock line is low
https://github.com/tmk/tmk_keyboard/wiki/IBM-PC-XT-Keyboard-Protocol#keyboard-soft-reset
---

diff --git a/tmk_core/protocol/xt_interrupt.c b/tmk_core/protocol/xt_interrupt.c
index ebaa436b..1bdb519c 100644
--- a/tmk_core/protocol/xt_interrupt.c
+++ b/tmk_core/protocol/xt_interrupt.c
@@ -65,7 +65,7 @@ void xt_host_init(void)
 #endif
 
     /* soft reset: pull clock line down for 20ms */
-    XT_DATA_LO();
+    XT_DATA_IN();
     XT_CLOCK_LO();
     _delay_ms(20);