From a233603254fad2736243bd9857ce52d3defbfd7b Mon Sep 17 00:00:00 2001 From: Vegard Storheil Eriksen Date: Sat, 13 Oct 2012 17:23:25 +0200 Subject: GPIO speed setting is only valid for F4. --- gpio/pin.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/gpio/pin.h b/gpio/pin.h index aede480..c85de7f 100644 --- a/gpio/pin.h +++ b/gpio/pin.h @@ -86,7 +86,9 @@ class Pin { } void set_speed(Speed s) { + #if defined(STM32F4) g.OSPEEDR = (g.OSPEEDR & ~(3 << (n * 2))) | s << (n * 2); + #endif } void on() { -- cgit v1.2.3