FRDMKL02ZUM
FRDM-KL02Z User Manual
Page 8 of 12
5.4.
3-axis Accelerometer
A Freescale MMA8451Q low-power, three-axis accelerometer is interfaced through an I
2
C bus and two
GPIO signals as shown in Table 3 below. By default, the I
2
C address is 0x1D (SA0 pulled high).
Table 3.
Accelerometer Signal Connections
MMA8451Q
KL02Z32
SCL
PTB3
SDA
PTB4
INT1
NC
INT2
PTA10
Figure 6.
MMA8451Q Schematic Diagram
5.5.
RGB LED
Three PWM-capable KL02Z32 signals are connected to a red, green and blue LED. The signal
connections are shown in Table 4 below.
Table 4.
RGB LED Signal Connections
RGB LED
KL02Z128
Red Cathode
PTB6
Green Cathode
PTB7
Blue Cathode
PTB10
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