diff --git a/Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/stm32h743_openmv_h7plus/README.md b/Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/stm32h743_openmv_h7plus/README.md
index 121f7eef3..82647c59c 100644
--- a/Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/stm32h743_openmv_h7plus/README.md
+++ b/Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/stm32h743_openmv_h7plus/README.md
@@ -82,4 +82,33 @@
 | PC5  | FMC_SDCKE0 |
 | PG8  | FMC_SDCLK  |
 | PG15 | FMC_SDNCAS |
-| PF11 | FMC_SDNRAS |
\ No newline at end of file
+| PF11 | FMC_SDNRAS |
+
+### QSPI FLASH W25Q256JV
+
+| 引脚 | 作用            |
+| ---- | --------------- |
+| PF6  | QUADSPI_BK1_IO3 |
+| PF7  | QUADSPI_BK1_IO2 |
+| PF8  | QUADSPI_BK1_IO0 |
+| PF9  | QUADSPI_BK1_IO1 |
+| PF10 | QUADSPI_CLK     |
+| PG6  | QUADSPI_BK1_NCS |
+
+### SDIO USD-1040310811
+
+| 引脚 | 作用       |
+| ---- | ---------- |
+| PC8  | SDMMC1_D0  |
+| PC9  | SDMMC1_D1  |
+| PC10 | SDMMC1_D2  |
+| PC11 | SDMMC1_D3  |
+| PC12 | SDMMC1_CK  |
+| PD2  | SDMMC1_CMD |
+
+### USBCDC
+
+| 引脚 | 作用          |
+| ---- | ------------- |
+| PA11 | USB_OTG_FS_DM |
+| PA12 | USB_OTG_FS_DP |
\ No newline at end of file