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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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BLUENRG-2 датащи(PDF) 88 Page - STMicroelectronics |
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BLUENRG-2 датащи(HTML) 88 Page - STMicroelectronics |
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88 / 190 page  Functional details BlueNRG-2 88/190 DocID030675 Rev 2 Bit Field name Reset RW Description 31:13 RESERVED 0x0 R RESERVED Table 92: UART - DMACR register description: address offset UART_BASE_ADDR+0x48 Bit Field name Reset RW Description 0 RXDMAE 0x0 RW Receive DMA enable bit. 0: DMA mode is disabled for reception. 1: DMA mode is enabled for reception. 1 TXDMAE 0x0 RW Transmit DMA enable bit. 0: DMA mode is disabled for transmit. 1: DMA mode is enabled for transmit. 2 RESERVED 0x0 R RESERVED 3 DMAONERR 0x0 RW DMA on error. 0: UART error interrupt status has no impact in receive DMA mode. 1: DMA receive requests are disabled when the UART error interrupt is asserted. 31:4 RESERVED 0x0 R RESERVED Table 93: UART - XFCR register description: address offset UART_BASE_ADDR+0x50 Bit Field name Reset RW Description 0 SFEN 0x0 RW Software flow control enable. 0: Software flow control disable. 1: software flow control enable. 2:1 SFRMOD 0x0 RW Software receive flow control mode: 00b: Receive flow control is disabled. 01b: Xon1, Xoff1 characters are used in receiving software flow control. 10b: Xon2, Xoff2 characters are used in receiving software flow control. 11b: Xon1 and Xon2, Xoff1 and Xoff2 characters are used in receiving software flow control. 4:3 SFTMOD 0x0 RW Software transmit flow control mode: 00b: Transmit flow control is disabled. 01b: Xon1, Xoff1 characters are used in transmitting software flow control. 10b: Xon2, Xoff2 characters are used in transmitting software flow control. 11b: Xon1 and Xon2, Xoff1 and Xoff2 characters are used in transmitting software flow control. 5 XONANY 0x0 RW Xon-any bit: 0: Incoming character must match Xon programmed value(s) to be a valid Xon. 1: Any incoming character is considered as a valid Xon. |
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