Differences

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--- stm32:peripherals:systick [2016/06/07 07:10] – [Programming Example] feur
+++ stm32:peripherals:systick [2022/12/27 17:53] (current) – [VAL] ruan
@@ Line 5: / Line 5: @@
 \\ {{systick_complete.svg}} \\ \\
-===== Programming Example =====
-<code c>
-#include "reg_stm32f4xx.h"
-STK->CTRL = (0x3 << 1u);             /* Set clock and interrupt. */
-STK->LOAD = 84000u;                  /* Set reload value: 84 MHz / 84000 -> 1 ms. */
-STK->CTRL |= (0x1 << 0u);            /* Enable timer. */
-void SysTick_Handler(void)
-{
-    /* Handler for SysTick interrupt. */
-}
-</code>
-\\
-> {{logo_hal.svg?72px |}} **Hardware Abstraction Layer**
-> [[https://ennis.zhaw.ch/hal/structreg__stk__t.html | Registry Types]]
-> [[https://ennis.zhaw.ch/hal/hal__systick_8h.html | InES SysTick HAL Interface]]
-\\
 ===== Registers =====
-==== CTRL ====
+==== CTRL - Control and status register ====
-Control and status register
 \\ {{systick_reg_ctrl.svg}} \\ \\
@@ Line 43: / Line 20: @@
 |:::|1|Systick clock => f<sub>HCLK</sub>|
-==== LOAD ====
+==== LOAD - Reload value register ====
-Reload value register
 \\ {{systick_reg_load.svg}} \\ \\
@@ Line 51: / Line 26: @@
 * Reload value of SysTick timer.
-==== VAL ====
+==== VAL - Current value register ====
-Current value register
 \\ {{systick_reg_val.svg}} \\ \\
 * Current value of SysTick timer.
+===== Programming Example =====
+<code c>
+#include "reg_stm32f4xx.h"
+STK->CTRL = (0x3 << 1u);             /* Set clock and interrupt. */
+STK->LOAD = 84000u;                  /* Set reload value: 84 MHz / 84000 -> 1 ms. */
+STK->CTRL |= (0x1 << 0u);            /* Enable timer. */
+void SysTick_Handler(void)
+{
+    /* Handler for SysTick interrupt. */
+}
+</code>
+\\