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STPM32 数据表(PDF) 110 Page - STMicroelectronics |
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STPM32 数据表(HTML) 110 Page - STMicroelectronics |
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110 / 121 page  Register map STPM32, STPM33, STPM34 110/121 DS10272 Rev 8 Table 64. Row 20, UART/SPI control register 3 (US_REG3) Bit Internal signal Description Default 0 Reserved 0 1 UART CRC error Activate IRQ on both INT1, INT2 for selected signals 0 2 UART timeout error Activate IRQ on both INT1, INT2 for selected signals 0 3 UART framing error Activate IRQ on both INT1, INT2 for selected signals 0 4 UART noise error Activate IRQ on both INT1, INT2 for selected signals 0 5 UART RX overrun Activate IRQ on both INT1, INT2 for selected signals 0 6 UART TX overrun Activate IRQ on both INT1, INT2 for selected signals 0 7 - Reserved 0 8 SPI RX full Activate IRQ on both INT1, INT2 for selected signals 0 9 SPI TX empty Activate IRQ on both INT1, INT2 for selected signals 0 10 UART/SPI read error Activate IRQ on both INT1, INT2 for selected signals 0 11 UART/SPI write error Activate IRQ on both INT1, INT2 for selected signals 0 12 SPI CRC error Activate IRQ on both INT1, INT2 for selected signals 0 13 SPI TX underrun Activate IRQ on both INT1, INT2 for selected signals 0 14 SPI RX overrun Activate IRQ on both INT1, INT2 for selected signals 0 15 - Reserved 0 16 UART break Break frame (all zeros) received 0 17 UART CRC error CRC error detected 0 18 UART timeout error Timeout counter expired 0 19 UART framing error Missing stop bit detected 0 20 UART noise error Noisy bit detected 0 21 UART RX overrun Active when received data have not been correctly processed 0 22 UART TX overrun Occurs when master and slave have different baud rates and master transmits before reception has ended 0 23 - Reserved 0 24 SPI RX full Reception buffer full (for SPI diagnostic, not recommended for normal IRQ operations) 0 25 SPI TX empty Transmission buffer empty (for SPI diagnostic, not recommended for normal IRQ operations) 0 26 UART/SPI read address error Read address out of range 0 27 UART/SPI write address error Write address out of range 0 28 SPI CRC error CRC error detected 0 |
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