【修复】sdram 初始化时间过长的问题

whj4674672 · whj4674672 · commit 025de03f74d5 · 2020-11-11T10:51:25.000+08:00
diff --git a/libraries/drivers/drv_sdram.c b/libraries/drivers/drv_sdram.c
@@ -51,7 +51,7 @@ static void SDRAM_Initialization_Sequence(SDRAM_HandleTypeDef *hsdram, FMC_SDRAM
 
     /* Insert 100 ms delay */
     /* interrupt is not enable, just to delay some time. */
-    for (tmpmrd = 0; tmpmrd < 0xffffff; tmpmrd ++)
+    for (tmpmrd = 0; tmpmrd < 0xffff; tmpmrd ++)
         ;
 
     /* Configure a PALL (precharge all) command */

Original file line number	Diff line number	Diff line change
`@@ -51,7 +51,7 @@ static void SDRAM_Initialization_Sequence(SDRAM_HandleTypeDef *hsdram, FMC_SDRAM`
`51`	`51`
`52`	`52`	`/* Insert 100 ms delay */`
`53`	`53`	`/* interrupt is not enable, just to delay some time. */`
`54`		`- for (tmpmrd = 0; tmpmrd < 0xffffff; tmpmrd ++)`
	`54`	`+ for (tmpmrd = 0; tmpmrd < 0xffff; tmpmrd ++)`
`55`	`55`	`;`
`56`	`56`
`57`	`57`	`/* Configure a PALL (precharge all) command */`