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MSP430F2012IN 数据表(PDF) 63 Page - Texas Instruments |
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MSP430F2012IN 数据表(HTML) 63 Page - Texas Instruments |
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63 / 91 page ![]() MSP430F20x3 MSP430F20x2 MSP430F20x1 www.ti.com SLAS491G – AUGUST 2005 – REVISED APRIL 2011 Table 25. Port P1 (P1.4 to P1.7) Pin Functions, MSP430F20x2 CONTROL BITS / SIGNALS(1)(2) PIN NAME (P1.x) x FUNCTION P1DIR.x P1SEL.x USIP.x ADC10AE.x INCHx JTAG Mode P1.4(3) input/output 0/1 0 N/A 0 N/A 0 N/A 0 1 N/A 0 N/A 0 SMCLK 1 1 N/A 0 N/A 0 P1.4/SMCLK/A4/ 4 VREF+/VeREF+/TCK A4(4) X X N/A 1 4 0 VREF+/VeREF+(4)(5) X X N/A 1 N/A 0 TCK(6) X X N/A X X 1 P1.5(3) input/output 0/1 0 0 0 N/A 0 N/A 0 1 0 0 N/A 0 Timer_A2.TA0 1 1 0 0 N/A 0 P1.5/TA0/SCLK/A5/TMS 5 SCLK X X 1 0 N/A 0 A5(4) X X X 1 5 0 TMS(6) X X X X X 1 P1.6(3) input/output 0/1 0 0 0 N/A 0 Timer_A2.CCI1B 0 1 0 0 N/A 0 Timer_A2.TA1 1 1 0 0 N/A 0 P1.6/TA1/SDO/SCL/A6/TDI 6 SDO (SPI) / SCL (I2C) X X 1 0 N/A 0 A6(4) X X X 1 6 0 TDI(6) X X X X X 1 P1.7(3) input/output 0/1 0 0 0 N/A 0 N/A 0 1 0 0 N/A 0 DVSS 1 1 0 0 N/A 0 P1.7/SDI/SDA/A7/TDO/TDI 7 SDI (SPI) / SDA (I2C) X X 1 0 N/A 0 A7(4) X X X 1 7 0 TDO/TDI(6)(7) X X X X X 1 (1) X = Don 't care (2) N/A = Not available or not applicable (3) Default after reset (PUC/POR) (4) Setting the ADC10AE.x bit disables the output driver as well as the input Schmitt trigger to prevent parasitic cross currents when applying analog signals. (5) The reference voltage is output if bit REFOUT in register ADC10CTL0 is set. An applied voltage is used as positive reference if bits SREF0/1 in register ADC10CTL0 are set to 10 or 11. (6) In JTAG mode the internal pullup/down resistors are disabled. (7) Function controlled by JTAG. Copyright © 2005–2011, Texas Instruments Incorporated 63 |
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