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tivac_pins.md

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LaunchPad pin assignments:

                   3v3 [] [] VBUS (P14.1)                             PF2 [] [] GND
                   PB5 [] [] GND                         GPIO1 (P2.4) PF3 [] [] PB2 GPIO3 (P2.2)
    UART RX (P3.3) PB0 [] [] PD0 I2SCL (P10.3)           GPIO2 (P2.3) PB3 [] [] PE0 Cycle start (P8.2)
    UART TX (P3.2) PB1 [] [] PD1 I2SDA (P10.3)          Keypad strobe PC4 [] [] PF0 QEI0 (P6.3)
                   PE4 [] [] PD2 GPIO6 (P10.4)          QEI1 A (P9.3) PC5 [] [] RST
                   PE5 [] [] PD3 DISPLAY CS (P13.7)     QEI1 B (P9.2) PC6 [] [] PB7 MOSI (P13.4, P12.3?)
SCK (P12.5, P13.3) PB4 [] [] PE1 Feed hold (P8.3) Navigator SW (P5.4) PC7 [] [] PB6 SIMO (P13.1, P12.2?)
       D/C (P13.5) PA5 [] [] PE2 TOUCH CS (P12.4)   Navigator+ (P5.3) PD6 [] [] PA4
            I2CSCL PA6 [] [] PE3 TOUCH IRQ (P12.1)  Navigator- (P5.2) PD7 [] [] PA3
            I2CSDA PA7 [] [] PF1 QEI0 B (P6.2)           RESET (P13.6)PF4 [] [] PA2

GND: P2.1, P3.1, P5.1, P8.1, P10.1, P13.8
3V3: P5.5, P6.5, P9.4, P13.2, P13.9

Tiva connected socket/pins:

GPIO (P2):

GND   GND P2.1
GPIO3 PB2 P2.2
GPIO2 PB3 P2.3
GPIO1 PF3 P2.4

UART (P3):

GND GND P3.1
TX  PB1 P3.2
RX  PB0 P3.3

Navigator (P5):

GND GND P5.1
-   PD7 P5.2
+   PD6 P5.3
SW  PC7 P5.4

MPG0 (P6):

GND GND P6.1
+   PF1 P6.2
-   PF0 P6.3
3V3 3V3 P6.4

Signals, open drain (P8):

GND         GND P8.1
Cycle Start PE0 P8.2
Feed Hold   PE1 P8.3

MPG0 (P9):

GND GND P9.1
+   PC6 P9.2
-   PC7 P9.3
3V3 3V3 P9.4

I2C (P10):

GND GND P10.1
SDA PD1 P10.2
SCL PD0 P10.3
IRQ PD2 P10.4 (I2C Strobe signal)
NC  --- P10.5

LCD Touch Sensor (P12):

T_IRQ PE3 P12.1
T_DO  PB7 P12.2 (MISO)
T_DIN PB6 P12.3 (MOSI)
T_CS  PE2 P12.4
T_CLK PB4 P12.5

LCD Display (P13):

SDO   PB6 P13.1 (MISO)
LED   3v3 P13.2
SCK   PB4 P13.3
SDI   PB7 P13.4 (MOSI)
D/C   PA5 P13.5
RESET PF4 P13.6
CS    PD3 P13.7
GND   GND P13.8
VCC   3V3 P13.9

MSP430G2553 connected socket/pins:

Keypad matrix interface (P11):

ROW0 P11.1  P1.0
ROW1 P11.2  P1.1
ROW2 P11.3  P1.2
ROW3 P11.4  P1.3
ROW4 P11.5  P1.4
COL0 P11.6  P2.0
COL1 P11.7  P2.1
COL2 P11.8  P2.2
COL3 P11.9  P2.3
COL4 P11.10 P2.4

LEDs, open drain (P14):

LED0 P14.8 P3.0
LED1 P14.9 P3.1
LED2 P14.7 P3.2
LED3 P14.6 P3.3
LED4 P14.5 P3.4
LED5 P14.4 P3.5
LED6 P14.3 P3.6
LED7 P14.2 P3.7
+5V  P14.1

SWD - MSP430 programming interface (P4):

GND  P4.1
TEST P4.2
RST  P4.3

Internal keypad interface to Tiva MCU:

P1.6 I2CSCL        PA6
P1.7 I2CSDA        PA7
P2.5 Keypad strobe PC4

2023-02-27