5

Pin

Name

Description

Type

26

-VCSEL

Negative Terminal of VCSEL

Power

27

GND_RF

RF regulator GND

GND

28

VDD_RF

1.8V supply voltage to RF block

Power

29

VDD_RF

1.8V supply voltage to RF block

Power

30

VDD_RF

1.8V supply voltage to RF block

Power

31

BAT

Battery Voltage Monitor

I/O

32

GND_BAT

Battery Ground

GND

33

GND_BAT

Battery Ground

GND

34

VDD2

Power 2.1V input

Power

35

VDD2

Power 2.1V input

Power

36

REGO

Regulator Output

Power

37

ZB

Z-Wheel quadrature input

I/O

38

ZA

Z-Wheel quadrature input

I/O

39

GND

Ground

GND

40

XY_LASER

VCSEL current source

I/O

41

B1

Button 1 input (Left Button)

I/O

42

B2

Button 2 input (Middle Button)

I/O

43

B3

Button 3 input (Right Button)

I/O

44

AGND

Analog GND

GND

45

ZLED

Optical Z-Wheel IR LED input

I/O

46

LASER_NEN

Laser Enable (active low)

I/O

47

B4 (GPIO11)

Programmable Button 4 / LED input

I/O

48

B5 (GPIO12)

Programmable Button 5 / LED input

I/O

49

B6 (GPIO13)

Programmable Button 6 / LED input

I/O

50

VDD3

Power 3V input

Power

51

B7 (GPIO14)

Programmable Button 7 / LED input

I/O

52

B8/WP (GPIO15)

Programmable Button 8 / LED input / EEPROM Write Protect

I/O

53

GND

Ground

GND

54

BIASCVAR

Filter capacitor pin for VCO

I/O

55

VCTRL

VCO control signal

I/O

56

VDD_LO

Power supply for local oscillator

Power

57

VDD_XTAL

Power supply for crystal oscillator

Power

58

XTAL_IN

Crystal input

I/O

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