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TL28L92 Datasheet(PDF) 32 Page - Texas Instruments |
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TL28L92 Datasheet(HTML) 32 Page - Texas Instruments |
32 / 61 page TL28L92 3.3-V/5-V Dual Universal Asynchronous Receiver/Transmitter SLLS890A – AUGUST 2008 – REVISED OCTOBER 2008 www.ti.com Table 3-32. Baud Rate (Based on a 3.6864 MHz Crystal Clock)(1) CSR[7:4] MR0[0] = 0 (NORMAL MODE) MR0[0] = 1 (EXTENDED MODE I) MR0[2] = 1 (EXTENDED MODE II) CSR[3:0] ACR[7] = 0 ACR[7] = 1 ACR[7] = 0 ACR[7] = 1 ACR[7] = 0 ACR[7] = 1 0000 50 75 300 450 4,800 7,200 0001 110 110 110 110 880 880 0010 134.5 134.5 134.5 134.5 1,076 1,076 0011 200 150 1200 900 19.200 14.400 0100 300 300 1800 1800 28.800 28.800 0101 600 600 3600 3600 57.600 57.600 0110 1,200 1,200 7,200 7,200 115,200 115,200 0111 1,050 2,000 1,050 2,000 1,050 2,000 1000 2,400 2,400 14,400 14,400 57,600 57,600 1001 4,800 4,800 28,800 28,800 4,800 4,800 1010 7,200 1,800 7,200 1,800 57,600 14,400 1011 9,600 9,600 57,600 57,600 9,600 9,600 1100 38,400 19,200 230,400 115,200 38,400 19,200 1101 Timer Timer Timer Timer Timer Timer (1) See Table 3-33 for bit rate characteristics. Table 3-33. Bit Rate Generator Characteristics(1)(2) NORMAL RATE (BAUD) ACTUAL 16 × CLOCK (kHz) ERROR (%) 50 0.8 0 75 1.2 0 110 1.759 –0.069 134.5 2.153 0.059 150 2.4 0 0 200 3.2 0 300 4.8 0 600 9.6 0 1050 16.756 –0.260 1200 19.2 0 1800 28.8 0 2000 32.056 0.175 2400 38.4 0 4800 76.8 0 7200 115.2 0 9600 153.6 0 19200 307.2 0 38400 614.4 0 (1) Crystal or clock = 3.6864 MHz. (2) Duty cycle of 16 × clock is 50% ± 1%. Programming 32 Submit Documentation Feedback |
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