fubowen
/
TrainCamp_fubowen_Modbus
1
0
Fork 0
Code Issues 0 Pull Requests 0 Releases 0 Wiki Activity
Browse Source

晶振频率修改

main
the_deepest 1 week ago
parent
7b4b0949cc
commit
171cc958c4
2 changed files with 2 additions and 2 deletions
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. +1
    -1
      cmsis/stm32f4xx.h
  2. +1
    -1
      cmsis/system_stm32f4xx.c

+ 1
- 1
cmsis/stm32f4xx.h View File

@@ -97,7 +97,7 @@
*/

#if !defined (HSE_VALUE)
#define HSE_VALUE ((uint32_t)25000000) /*!< Value of the External oscillator in Hz */
#define HSE_VALUE ((uint32_t)12000000) /*!< Value of the External oscillator in Hz */
#endif /* HSE_VALUE */

/**


+ 1
- 1
cmsis/system_stm32f4xx.c View File

@@ -152,7 +152,7 @@

/************************* PLL Parameters *************************************/
/* PLL_VCO = (HSE_VALUE or HSI_VALUE / PLL_M) * PLL_N */
#define PLL_M 25
#define PLL_M 12
#define PLL_N 336

/* SYSCLK = PLL_VCO / PLL_P */


Write Preview
Loading…
Cancel
Save