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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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SC28C94 датащи(PDF) 32 Page - NXP Semiconductors |
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SC28C94 датащи(HTML) 32 Page - NXP Semiconductors |
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32 / 38 page  Philips Semiconductors Product specification SC28C94 Quad universal asynchronous receiver/transmitter (QUART) 1998 Aug 19 32 D1 D2 D9 D10 D11 D12 D13 D3 RxD RECEIVER ENABLED RxRDY (SR0) FFULL (SR1) RxRDY/ RDN OVERRUN (SR4) RTS1 I/O1 NOTES; 1. TIMING SHOWN FOR MR1[7] = 1. 2. DEFAULT: I/O1 IS RTS AND IOPCR(5:4) ≠ 01 FFULL ISR(1) I/O1 = 1 or (CR[7:4] = 1010) RESET BY COMMAND D10 WILL BE LOST SD SD SD SD D2 D3 D10 D1 S = STATUS D = DATA D2 D10 WILL BE OVERWRITTEN BY D11, 12, ETC SD00176 Figure 18. Receiver Data Timing MASTER STATION TxD TRANSMITTER ENABLED TxRDY (SR2) CEN (WRITE] PERIPHERAL STATION RxD RECEIVER ENABLED RxRDY (SR0) RDN/WRN ADD#1 1 D0 0 ADD#2 1 BIT 9 BIT 9 BIT 9 BIT 9 BIT 9 BIT 9 BIT 9 BIT 9 MR1 [4:3] = 11 MR1 [2] = 1 ADD#1 MR1 [2] = 0 D0 MR1 [2] = 1 ADD#2 0 ADD#1 1 D0 0 ADD#2 1 0 MR1 [4:3] = 11 ADD#1 D0 SD S = STATUS D = DATA SD ADD#2 NOTE: TIMING SHOWN FOR FIFO POWER-UP DEFAULT SD00177 Figure 19. Wake-Up Mode |
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