From 5a2a4e9452ef5325b111879e10d636fd0954e289 Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <pfalcon@users.sourceforge.net>
Date: Sat, 21 May 2016 02:12:11 +0300
Subject: [PATCH] py/mphal.h: Provide default prototypes for
 mp_hal_delay_us/mp_hal_ticks_us.

Similar to existing mp_hal_delay_ms/mp_hal_ticks_ms.
---
 py/mphal.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/py/mphal.h b/py/mphal.h
index a0b642fc9..6215ab065 100644
--- a/py/mphal.h
+++ b/py/mphal.h
@@ -54,8 +54,16 @@ void mp_hal_stdout_tx_strn_cooked(const char *str, size_t len);
 void mp_hal_delay_ms(mp_uint_t ms);
 #endif
 
+#ifndef mp_hal_delay_us
+void mp_hal_delay_us(mp_uint_t us);
+#endif
+
 #ifndef mp_hal_ticks_ms
 mp_uint_t mp_hal_ticks_ms(void);
 #endif
 
+#ifndef mp_hal_ticks_us
+mp_uint_t mp_hal_ticks_us(void);
+#endif
+
 #endif // __MICROPY_INCLUDED_PY_MPHAL_H__
-- 
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