Ubiquitous/RT_Thread/: add bsp of stm32h743_openmv_h7plus

Ubiquitous/RT_Thread/aiit_board/stm32h743_openmv_h7plus/README.md

@@ -0,0 +1,85 @@
+# OPENMV4 H7 PLUS说明
+
+## 使用说明
+
+- 使用ST-LINK无法连接OPENMV时，可以尝试连接RST引脚和GND引脚进入RESET后连接。
+- 当前串口通信需要使用USB转TTL连接USART1(P1 TX)(P0 RX)。
+- 用户RAM空间为512Kb AXI-SRAM，起始地址 0x24000000。
+
+## 以下为引脚硬件的连接表
+
+### GPIO
+
+| 引脚 | 作用  |
+| ---- | ----- |
+| PC0  | LED_R |
+| PC1  | LED_G |
+| PC2  | LED_B |
+
+### USART1 串口
+
+| 引脚 | 作用      |
+| ---- | --------- |
+| PB14 | USART1 TX |
+| PB15 | USART1 RX |
+
+### SDRAM (FMC接口) IS42S32800  BANK1
+
+| 引脚 | 作用       |
+| ---- | ---------- |
+| PF0  | FMC_A0     |
+| PF1  | FMC_A1     |
+| PF2  | FMC_A2     |
+| PF3  | FMC_A3     |
+| PF4  | FMC_A4     |
+| PF5  | FMC_A5     |
+| PF12 | FMC_A6     |
+| PF13 | FMC_A7     |
+| PF14 | FMC_A8     |
+| PF15 | FMC_A9     |
+| PG0  | FMC_A10    |
+| PG1  | FMC_A11    |
+| PG4  | FMC_BA0    |
+| PG5  | FMC_BA1    |
+| PD14 | FMC_D0     |
+| PD15 | FMC_D1     |
+| PD0  | FMC_D2     |
+| PD1  | FMC_D3     |
+| PE7  | FMC_D4     |
+| PE8  | FMC_D5     |
+| PE9  | FMC_D6     |
+| PE10 | FMC_D7     |
+| PE11 | FMC_D8     |
+| PE12 | FMC_D9     |
+| PE13 | FMC_D10    |
+| PE14 | FMC_D11    |
+| PE15 | FMC_D12    |
+| PD8  | FMC_D13    |
+| PD9  | FMC_D14    |
+| PD10 | FMC_D15    |
+| PH8  | FMC_D16    |
+| PH9  | FMC_D17    |
+| PH10 | FMC_D18    |
+| PH11 | FMC_D19    |
+| PH12 | FMC_D20    |
+| PH13 | FMC_D21    |
+| PH14 | FMC_D22    |
+| PH15 | FMC_D23    |
+| PI0  | FMC_D24    |
+| PI1  | FMC_D25    |
+| PI2  | FMC_D26    |
+| PI3  | FMC_D27    |
+| PI6  | FMC_D28    |
+| PI7  | FMC_D29    |
+| PI9  | FMC_D30    |
+| PI10 | FMC_D31    |
+| PE0  | FMC_NBL0   |
+| PE1  | FMC_NBL1   |
+| PI4  | FMC_NBL2   |
+| PI5  | FMC_NBL3   |
+| PA7  | FMC_SDNWE  |
+| PC4  | FMC_SDNE0  |
+| PC5  | FMC_SDCKE0 |
+| PG8  | FMC_SDCLK  |
+| PG15 | FMC_SDNCAS |
+| PF11 | FMC_SDNRAS |