Paul Stoffregen
6 years ago
1 changed files with 5 additions and 1 deletions
+ 5
- 1
utility/KinetisSDHC.c
View File
| #define SDHC_SYSCTL_DIVISOR(prescale, divisor) \ | #define SDHC_SYSCTL_DIVISOR(prescale, divisor) \ | ||||
| (SDHC_SYSCTL_SDCLKFS((prescale)>>1)|SDHC_SYSCTL_DVS((divisor)-1)) | (SDHC_SYSCTL_SDCLKFS((prescale)>>1)|SDHC_SYSCTL_DVS((divisor)-1)) | ||||
| #if (F_CPU == 240000000) | |||||
| #if (F_CPU == 256000000) | |||||
| #define SDHC_SYSCTL_400KHZ SDHC_SYSCTL_DIVISOR(64, 10) // 400 kHz | |||||
| #define SDHC_SYSCTL_25MHZ SDHC_SYSCTL_DIVISOR(2, 6) // 21.3 MHz | |||||
| #define SDHC_SYSCTL_50MHZ SDHC_SYSCTL_DIVISOR(2, 3) // 42.6 MHz | |||||
| #elif (F_CPU == 240000000) | |||||
| #define SDHC_SYSCTL_400KHZ SDHC_SYSCTL_DIVISOR(64, 10) // 375 kHz | #define SDHC_SYSCTL_400KHZ SDHC_SYSCTL_DIVISOR(64, 10) // 375 kHz | ||||
| #define SDHC_SYSCTL_25MHZ SDHC_SYSCTL_DIVISOR(2, 5) // 24 MHz | #define SDHC_SYSCTL_25MHZ SDHC_SYSCTL_DIVISOR(2, 5) // 24 MHz | ||||
| #define SDHC_SYSCTL_50MHZ SDHC_SYSCTL_DIVISOR(2, 3) // 40 MHz | #define SDHC_SYSCTL_50MHZ SDHC_SYSCTL_DIVISOR(2, 3) // 40 MHz |
Loading…