N50P111 austriamicrosystems, N50P111 Datasheet - Page 2

• Manufacturer Part Number: N50P111
• Description: SW NAV JOYSTICK MOD CONTACTLESS
• Manufacturer: austriamicrosystems
• Series: EasyPoint™r
• Type: Navigation Switch, PCB Mountr

Specifications of N50P111

• Output: Contactless Magnetic Switch
• Switch Function: 2 Axis with Select
• Actuator Type: Joystick
• Termination Style: SMD (SMT) Tab
• Operating Force: 70/180gf
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Contact Rating @ Voltage: -

EasyPoint
Datasheet - C o n t e n t s
Contents
1 General Description ..................................................................................................................................................................
2 Key Features.............................................................................................................................................................................
3 Applications...............................................................................................................................................................................
4 Benefits.....................................................................................................................................................................................
5 Pin Assignments .......................................................................................................................................................................
6 Absolute Maximum Ratings ......................................................................................................................................................
7 Electrical Characteristics...........................................................................................................................................................
8 Using the N50P111 Module ......................................................................................................................................................
9 XY Coordinates Interpretation.................................................................................................................................................
10 I²C interface ..........................................................................................................................................................................
11 I²C Registers .........................................................................................................................................................................
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5.1 Pin Descriptions.................................................................................................................................................................................... 4
7.1 Operating Conditions............................................................................................................................................................................ 6
7.2 Digital IO Pads DC/AC Characteristics................................................................................................................................................. 6
7.3 Switch Characteristics .......................................................................................................................................................................... 7
7.4 Mechanical Specifications .................................................................................................................................................................... 8
7.5 Recommended Reflow Temperature Profile......................................................................................................................................... 8
8.1 Powering up the Module....................................................................................................................................................................... 9
8.2 Registers Initialization........................................................................................................................................................................... 9
8.3 C Source Code Example .................................................................................................................................................................... 10
9.1 EasyPoint Operating Principle............................................................................................................................................................ 12
9.2 Operation Principle ............................................................................................................................................................................. 14
10.1 Interface Operation........................................................................................................................................................................... 15
10.2 I²C Electrical Specification................................................................................................................................................................ 16
10.3 I²C Timing ......................................................................................................................................................................................... 17
10.4 I²C Modes ......................................................................................................................................................................................... 18
10.5 SDA, SCL Input Filters ..................................................................................................................................................................... 22
11.1 Control Register 1 (0Fh) ................................................................................................................................................................... 23
11.2 X Register (10h)................................................................................................................................................................................ 25
11.3 Y_res_int Register (11h) ................................................................................................................................................................... 25
11.4 Xp Register (12h).............................................................................................................................................................................. 25
11.5 Xn Register (13h).............................................................................................................................................................................. 25
8.3.1 Initialization ................................................................................................................................................................................ 10
8.3.2 Offset Calibration ....................................................................................................................................................................... 10
8.3.3 Dead Zone area......................................................................................................................................................................... 11
8.3.4 Interrupt Routine ........................................................................................................................................................................ 11
9.1.1 Knob Displacement and Register Value Relation...................................................................................................................... 13
10.4.1 Automatic Increment of Address Pointer ................................................................................................................................. 18
10.4.2 Invalid Addresses .................................................................................................................................................................... 18
10.4.3 Reading ................................................................................................................................................................................... 18
10.4.4 Writing...................................................................................................................................................................................... 18
10.4.5 High Speed Mode .................................................................................................................................................................... 21
10.4.6 Automatic Increment of Address Pointer ................................................................................................................................. 22
10.4.7 Invalid Addresses .................................................................................................................................................................... 22
TM
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