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MSP430F2012IPW Datasheet(PDF) 71 Page - Texas Instruments |
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MSP430F2012IPW Datasheet(HTML) 71 Page - Texas Instruments |
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71 / 80 page ![]() MSP430x20x1, MSP430x20x2, MSP430x20x3 MIXED SIGNAL MICROCONTROLLER SLAS491A − AUGUST 2005 − REVISED OCTOBER 2005 71 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 Port P1 (P1.4 to P1.7) pin functions, MSP430x20x3 CONTROL BITS / SIGNALS PIN NAME (P1.X) X FUNCTION P1DIR.x P1SEL.x USIP.x SD16AE.x INCHx JTAG Mode P1.4/SMCLK/A2+/ TCK 4 P1.4† Input/Output 0/1 0 N/A 0 N/A 0 P1.4/SMCLK/A2+/ TCK 4 N/A 0 1 N/A 0 N/A 0 SMCLK 1 1 N/A 0 N/A 0 A2+ (see Note 3) X X N/A 1 2 0 TCK (see Note 5) X X N/A X X 1 P1.5/TA0/SCLK/A2−/ TMS 5 P1.5† Input/Output 0/1 0 X 0 N/A 0 P1.5/TA0/SCLK/A2−/ TMS 5 N/A 0 1 X 0 N/A 0 Timer_A2.TA0 1 1 X 0 N/A 0 SCLK X X 1 0 N/A 0 A2− (see Notes 3, 4) X X X 1 2 0 TMS (see Note 5) X X X X X 1 P1.6/TA1/SDO/SCL/A3+/ TDI 6 P1.6† Input/Output 0/1 0 X 0 N/A 0 P1.6/TA1/SDO/SCL/A3+/ TDI 6 Timer_A2.CCI1B 0 1 X 0 N/A 0 Timer_A2.TA1 1 1 X 0 N/A 0 SDO (SPI) / SCL (I2C) X X 1 0 N/A 0 A3+ (see Note 3) X X X 1 3 0 TDI (see Note 5) X X X X X 1 P1.7/SDI/SDA/A3−/ TDO/TDI 7 P1.7† Input/Output 0/1 0 X 0 N/A 0 P1.7/SDI/SDA/A3−/ TDO/TDI 7 N/A 0 1 X 0 N/A 0 DVSS 1 1 X 0 N/A 0 SDI (SPI) / SDA (I2C) X X 1 0 N/A 0 A3− (see Notes 3, 4) X X X 1 3 0 TDO/TDI (see Notes 5, 6) X X X X X 1 † Default after reset (PUC/POR) NOTES: 1. N/A: Not available or not applicable. 2. X: Don’t care. 3. Setting the SD16AE.x bit disables the output driver as well as the input schmitt trigger to prevent parasitic cross currents when applying analog signals. 4. With SD16AE.x = 0 the negative inputs are connected to VSS if the corresponding input is selected. 5. In JTAG mode the internal pull-up/down resistors are disabled. 6. Function controlled by JTAG |
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