Freescale Semiconductor, Inc

FRDM-KL46Z

Page 13 of 17

FRDM-KL46Z is using a 4 digit display (LUMEX LCD-S401M16KR) 4x8 segments. following table shows

connection from KL46 to s401 display.

Table 4. sLCD connections

s401 pin

KL46 LCD Pin

1

LCD_P40 (COM0)

2

LCD_P52 (COM1)

3

LCD_P19 (COM2)

4

LCD_P18 (COM3)

5

LCD_P37

6

LCD_P17

7

LCD_P7

8

LCD_P8

9

LCD_P53

10

LCD_P38

11

LCD_P10

12

LCD_P11

Figure 6 s401 segments layout

5.1.9 Capacitive Touch Slider

Two Touch Sense Input (TSI) signals, TSI0_CH9/PTB16, and TSI0_CH10/PTB17 are connected to capacitive

electrodes configured as a touch slider. Freescale’s Touch Sense Software (TSS) provides a software library for

implementing the capacitive touch slider.

5.1.10 Three-axis Accelerometer

Table 5. Accelerometer Signal Connections

MMA8451Q

KL46

SCL

PTE25/TPM0_CH1/I2C0_SDA

SDA

PTE24/TPM0_CH0/I2C0_SCL

INT1_ACCEL

PTC5/LLWU_P9

INT2 _ACCEL

PTD1 (shared with INT2_MAG)