添加了ist8310磁力计的支持,同时修复了gpio初始化先于exti的bug

modules/ist8310/ist8310.md

@@ -0,0 +1,27 @@
+
+使用示例
+
+```c
+IST8310_Init_Config_s ist8310_conf = {
+    .gpio_conf_exti = {
+        .exti_mode = GPIO_EXTI_MODE_RISING,
+        .GPIO_Pin = GPIO_PIN_3,
+        .GPIOx = GPIOG,
+        .gpio_model_callback = NULL,
+    },
+    .gpio_conf_rst = {
+        .exti_mode = GPIO_EXTI_MODE_NONE,
+        .GPIO_Pin = GPIO_PIN_6,
+        .GPIOx = GPIOG,
+        .gpio_model_callback = NULL,
+    },
+    .iic_config = {
+        .handle = &hi2c3,
+        .dev_address = IST8310_IIC_ADDRESS,
+        .work_mode = IIC_BLOCK_MODE,
+    },
+};
+IST8310Instance *asdf = IST8310Init(&ist8310_conf);
+
+// 随后数据会被放到asdf.mag[i]中
+```