diff --git a/User/driver/ch438q.c b/User/driver/ch438q.c
index 8af2a31..fa7f255 100644
--- a/User/driver/ch438q.c
+++ b/User/driver/ch438q.c
@@ -21,15 +21,6 @@ const uint8_t Interruptnum[] = {
     0x40,
     0x80,
 }; /* SSR寄存器中断号对应值 */
-// static uint32_t address = 0x68000000;
-// uint32_t data = 0;
-// uint32_t data1 = 0;
-// for(int i = 0;i < 1024;i++,data++)
-// {
-//     HAL_SRAM_Write_32b(&hsram1,&address ,&data,4);
-//     HAL_SRAM_Read_32b(&hsram1,&address ,&data1,4);
-//     address = 4*i;
-// }
 
 void ch438_write_reg(uint8_t addr, uint8_t data, uint8_t size)
 {
diff --git a/User/driver/ch438q.h b/User/driver/ch438q.h
index 07a250e..764039c 100644
--- a/User/driver/ch438q.h
+++ b/User/driver/ch438q.h
@@ -20,6 +20,16 @@
 /* CH438内部串口0~7 专用状态寄存器 */
 #define REG_SSR_ADDR 0x4F /* 专用状态寄存器地址 */
 
+/* IER寄存器的位 */
+
+#define BIT_IER_RESET 0x80    /* 该位置为1则复位该串口 */
+#define BIT_IER_LOWPOWER 0x40 /* 该位置为1则关闭该串口的内部基准时钟 */
+#define BIT_IER_SLP 0x20      /* 串口0是SLP，为1则关闭时钟振荡器 */
+#define BIT_IER1_CK2X 0x20    /* 串口1-7是CK2X,为1则强制将外部时钟信号2倍频后作为内部基准时钟 */
+#define BIT_IER_IEMODEM 0x08  /* 该位为1允许MODEM输入状态变化中断 */
+#define BIT_IER_IELINES 0x04  /* 该位为1允许接收线路状态中断 */
+#define BIT_IER_IETHRE 0x02   /* 该位为1允许发送保持寄存器空中断 */
+#define BIT_IER_IERECV 0x01   /* 该位为1允许接收到数据中断 */
 /* IIR寄存器的位 */
 
 #define BIT_IIR_FIFOENS1 0x80
diff --git a/valve_debugging.ioc b/valve_debugging.ioc
index ba57119..947c359 100644
--- a/valve_debugging.ioc
+++ b/valve_debugging.ioc
@@ -13,10 +13,11 @@ FREERTOS.Tasks01=lwip_task,0,512,start_lwip_task,Default,NULL,Dynamic,NULL,NULL;
 FREERTOS.configENABLE_FPU=1
 FREERTOS.configMAX_PRIORITIES=32
 FREERTOS.configMAX_TASK_NAME_LEN=24
+FSMC.AddressSetupTime1=10
 FSMC.DataSetupTime1=10
 FSMC.DataSetupTime2=10
 FSMC.ExtendedMode1=FSMC_EXTENDED_MODE_DISABLE
-FSMC.IPParameters=ExtendedMode1,DataSetupTime2,DataSetupTime1,WriteOperation1,WriteOperation2
+FSMC.IPParameters=ExtendedMode1,DataSetupTime2,DataSetupTime1,WriteOperation1,WriteOperation2,AddressSetupTime1
 FSMC.WriteOperation1=FSMC_WRITE_OPERATION_ENABLE
 FSMC.WriteOperation2=FSMC_WRITE_OPERATION_ENABLE
 File.Version=6