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Update system_LPC8xx.c 

Add external 12Mhz crystal support as clock set up 2
pull/226/head
star297 2014-03-22 16:52:14 +00:00
parent 60d326e241
commit 908a9b97a4
1 changed files with 17 additions and 7 deletions
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24
libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC81X/TARGET_LPC812/system_LPC8xx.c
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@ -100,13 +100,23 @@
// </h>
// </e>
*/
#define CLOCK_SETUP 1
#define SYSOSCCTRL_Val 0x00000000 // Reset: 0x000
#define WDTOSCCTRL_Val 0x00000000 // Reset: 0x000
#define SYSPLLCTRL_Val 0x00000041 // Reset: 0x000
#define SYSPLLCLKSEL_Val 0x00000000 // Reset: 0x000
#define MAINCLKSEL_Val 0x00000000 // Reset: 0x000
#define SYSAHBCLKDIV_Val 0x00000001 // Reset: 0x001
#define CLOCK_SETUP 1 // 1 == IRC: 2 == System Oscillator 12Mhz Xtal:
#if (CLOCK_SETUP == 1)
#define SYSOSCCTRL_Val 0x00000000 // Reset: 0x000
#define WDTOSCCTRL_Val 0x00000000 // Reset: 0x000
#define SYSPLLCTRL_Val 0x00000041 // Reset: 0x000
#define SYSPLLCLKSEL_Val 0x00000000 // Reset: 0x000
#define MAINCLKSEL_Val 0x00000000 // Reset: 0x000
#define SYSAHBCLKDIV_Val 0x00000001 // Reset: 0x001
#elif (CLOCK_SETUP == 2)
#define SYSOSCCTRL_Val 0x00000000 // Reset: 0x000
#define WDTOSCCTRL_Val 0x00000000 // Reset: 0x000
#define SYSPLLCTRL_Val 0x00000040 // Reset: 0x000
#define SYSPLLCLKSEL_Val 0x00000001 // Reset: 0x000
#define MAINCLKSEL_Val 0x00000003 // Reset: 0x000
#define SYSAHBCLKDIV_Val 0x00000001 // Reset: 0x001
#endif
/*
//-------- <<< end of configuration section >>> ------------------------------