添加MDK工程

程序存在一个问题：开机没有自检添加立创PCB Signed-off-by: kevin <kevin@lmve.net>
2021-03-12 04:45:11 +08:00
parent b80a019242
commit c70a004b2a
822 changed files with 354740 additions and 0 deletions
@@ -0,0 +1,24 @@
+#include "interface_595.h"
+void ds_in_or_out(char a)//0in  1out            //ÔOÖÃÒýÄ_Ý”ÈëÝ”³ö
+{
+    GPIO_InitTypeDef GPIO_InitStruct = {0};
+    GPIO_InitStruct.Pin = HC595_DS_Pin;
+		
+		GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
+    if(a==0)
+    {
+				GPIO_InitStruct.Pull = GPIO_PULLUP;
+        GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
+    }
+    if(a==1)
+    {
+				GPIO_InitStruct.Pull = GPIO_NOPULL;
+        GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+    }
+    HAL_GPIO_Init(HC595_DS_GPIO_Port, &GPIO_InitStruct);
+}
+uint8_t Read_Ds()
+{
+	ds_in_or_out(0);
+	if(read_hc595_ds){return 0;}else{return 1;}
+}