Mercurial > louis > kiibohd-controller

comparison Lib/delay.h @ 333:772f9bea482b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Adding 72 MHz clock support for mk20dx256vlh7
author Jacob Alexander <haata@kiibohd.com>
date Mon, 20 Apr 2015 00:55:58 -0700
parents ab4515606277
children 66eccdd9ced5
comparison
equal deleted inserted replaced
332:2e0074f75855 333:772f9bea482b
61 static inline void delayMicroseconds(uint32_t) __attribute__((always_inline, unused)); 61 static inline void delayMicroseconds(uint32_t) __attribute__((always_inline, unused));
62 static inline void delayMicroseconds(uint32_t usec) 62 static inline void delayMicroseconds(uint32_t usec)
63 { 63 {
64 #if F_CPU == 96000000 64 #if F_CPU == 96000000
65 uint32_t n = usec << 5; 65 uint32_t n = usec << 5;
66 #elif F_CPU == 72000000
67 uint32_t n = usec << 5; // XXX Not accurate, assembly snippet needs to be updated
66 #elif F_CPU == 48000000 68 #elif F_CPU == 48000000
67 uint32_t n = usec << 4; 69 uint32_t n = usec << 4;
68 #elif F_CPU == 24000000 70 #elif F_CPU == 24000000
69 uint32_t n = usec << 3; 71 uint32_t n = usec << 3;
70 #endif 72 #endif