running blinking example

This commit is contained in:
hathach 2012-12-10 16:10:24 +07:00
parent 4ec23ea786
commit e4a69a6f71
2 changed files with 35 additions and 5 deletions

View File

@ -58,18 +58,14 @@ const static struct {
void board_init(void)
{
CGU_Init();
SysTick_Config( CGU_GetPCLKFrequency(CGU_PERIPHERAL_M4CORE)/1000 ); /* 1 ms Timer */
SysTick_Config( CGU_GetPCLKFrequency(CGU_PERIPHERAL_M4CORE)/TICKS_PER_SECOND ); /* 1 ms Timer */
/* Turn on 5V USB VBUS TODO Should be Host-only */
scu_pinmux(0x2, 6, MD_PUP | MD_EZI, FUNC4); // P2_6 USB1_PWR_EN, USB1 VBus function
scu_pinmux(0x2, 5, MD_PLN | MD_EZI | MD_ZI, FUNC2); // P2_5 USB1_VBUS, MUST CONFIGURE THIS SIGNAL FOR USB1 NORMAL OPERATION
/* Turn on 5V USB VBUS TODO Should be Host-only */
#if 1 //(BOARD == BOARD_XPLORER)
scu_pinmux(0x1, 7, MD_PUP | MD_EZI, FUNC4); // P1_7 USB0_PWR_EN, USB0 VBus function Xplorer
#else
scu_pinmux(0x2, 3, MD_PUP | MD_EZI, FUNC7); // P2_3 USB0_PWR_EN, USB0 VBus function Farnell
#endif
// Leds Init
uint8_t i;

34
demos/host/main.c Normal file
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@ -0,0 +1,34 @@
#include "boards/board.h"
#include "tusb.h"
#if defined(__CODE_RED)
#include <cr_section_macros.h>
#include <NXP/crp.h>
// Variable to store CRP value in. Will be placed automatically
// by the linker when "Enable Code Read Protect" selected.
// See crp.h header for more information
__CRP const unsigned int CRP_WORD = CRP_NO_CRP ;
#endif
volatile uint32_t system_tick = 0;
void SysTick_Handler (void)
{
system_tick++;
}
int main(void)
{
uint32_t current_tick = system_tick;
board_init();
tusb_init(0);
while (1)
{
if (current_tick + 1000 < system_tick)
{
current_tick += 1000;
board_leds(0x03, (current_tick/1000)%2); /* Toggle LED once per second */
}
}
}