first commit

Example/EpaperModuleTest_CH32V103/User/systick.h

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+
+#ifndef __SYS_TICK_H
+#define __SYS_TICK_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <stdint.h>
+
+#define SysTick_Freq (1000U) // Hz
+#define SysTick_Tick (8000000U / SysTick_Freq)
+
+    /* configure systick */
+    void systick_config(void);
+    /* delay a time in milliseconds */
+    void delay(uint32_t count);
+    /* delay a time in milliseconds with low power */
+    void delay_lp(uint32_t count);
+    /* delay decrement */
+    void delay_decrement(void);
+    /* get system tick */
+    uint32_t systick_get_tick(void);
+    /* suspend system tick */
+    void systick_DisableIRQ(void);
+    /* resume system tick */
+    void systick_EnableIRQ(void);
+
+    void systick_Disable(void);
+    void systick_Enable(void);
+    void systick_deinit(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* SYS_TICK_H */