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#if defined (STM32F10X_LD_VL) || (defined STM32F10X_MD_VL) || (defined STM32F10X_HD_VL)' d+ u- r& ~4 u! Q: H
/* #define SYSCLK_FREQ_HSE HSE_VALUE */
U* Q3 n5 M% {$ m4 l( h! G2 p#define SYSCLK_FREQ_24MHz 240000000 a( _5 h4 J5 O3 d# V
#else
1 S+ f0 I" B, w5 {/* #define SYSCLK_FREQ_HSE HSE_VALUE */ k- }5 _/ g" L3 U1 S9 R
/* #define SYSCLK_FREQ_24MHz 24000000 */
% {2 J0 q% b2 h: p/* #define SYSCLK_FREQ_36MHz 36000000 */6 S5 [# @* ^ Q3 Y1 l: P8 a
/* #define SYSCLK_FREQ_48MHz 48000000 */: E/ @4 M: S4 ^/ Y9 v! k7 \' D
/* #define SYSCLK_FREQ_56MHz 56000000 */* O3 p k0 B5 P" P3 K' O
#define SYSCLK_FREQ_72MHz 72000000& M; s4 Y4 _' q: [$ \
#endif! M% e3 K$ V, c0 f( c4 F
上面的LD,MD,HD不过是FLASH密度,怎么和晶体有关系了?
$ w# `+ U q5 a6 u( v6 s& H, ?* R3 U/ W6 S. F
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