本帖最后由 Lana636 于 2025-3-27 16:00 编辑
极海GW3323系列芯片，有BT，SPI，UART,USB等资源，封装为QFN40.为方便硬件开发工程师快速输出原理图，故整理里外设资源对应的引脚表。注意：1MB和4MB芯片的引脚定义不同，PCB板不一样，请以极海官网GW3323对应开发板原理图做参考。
GW3323HGU6资源引脚图 |
| G1 | G2 | G3 | G4 | G5 | G6 | G7 | G8 | G9 | G10 | G11 | IIC_CLK | PA6 | PA6 | PB1 | PB1 | PE6 | PE6 | PF4 | PB3 |
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| | IIC_DAT | PA7 | PA5 | PB2 | PB0 | PE7 | PE5 | PF5 | PB4 |
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| | UART1_RX | PA6 | PA3 | | | | | | |
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| | UART1_TX | PA7 | PA4 | | | | | | |
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| | UART2_RX | - | PB2 | | | | | | |
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| | UART2_TX | - | PB1 | | | | | | |
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| | USB_DP | PB3 | | | | | | | |
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| | USB_DM | PB4 | | | | | | | |
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| | SPI1_CLK | PA3 | PA6 | PB1 | PE6 | PF4 | - | - | - |
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| | SPI1_DI | PA5 | PA5 | PB0 | PE5 | PF1 | - | - | - |
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| | SPI1_DO | PA4 | PA7 | PB2 | PE7 | PF5 | - | - | - |
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| | DACR | 音频 | 输出高或低 |
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| | DACL | 音频 |
| | |
| | HST_RX(高速串口) | PA7 | PB2 | PB3 | PE7 | - | PA6 | PB1 | PB4 | PE6 | - | VUSB |
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