User's Manual

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Huf Group

Operational Description and User Manual

Model: INT TAGE NFC

PCBA1 G26

I. Table of Contents

I. Table of Contents .................................................................................................... 1

General product overview ....................................................................................... 2

1.1.1 Function CA: .............................................................................................. 2

1.1.2 Function NFC: ........................................................................................... 2

1.2 Environmental conditions .................................................................................. 2

1.3 General manufacturing instructions .................................................................. 2

Assembly concept of electronics INT TAGE NFC ............................................ 3

NFC antenna ............................................................................................. 3

Connector definitions ........................................................................................ 4

Connector BMW G26, INT TAGE NFC .................................................... 4

Connector BMW G26/ G42/ U06/ U11 CA and U06/ U11 CA + NFC ..... 5

Electrical Characteristics ......................................................................................... 5

Block diagram – BMW G26 CA + NFC, UART and LIN (SP2018), 4pol. ........ 5

Operating voltages ............................................................................................ 5

Current consumption ......................................................................................... 5

Timing conditions .............................................................................................. 6

Regulatory Information ............................................................................................ 7

Summary of content (8 pages)

PAGE 1
Huf Group Operational Description and User Manual Model: INT TAGE NFC PCBA1 G26 I. I. Table of Contents Table of Contents .................................................................................................... 1 General product overview ....................................................................................... 2 1.1.1 Function CA: .............................................................................................. 2 1.1.2 Function NFC: ...............................
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Huf Group General product overview 1.1.1 Function CA: There are two different capacitive sensors. The first sensor is used for unlock function. This sensor can distinguish an approach and a touch in SW, but there is only a LIN or UART signalization for unlock touch. The second sensor is used for lock function and is designed as a touch sensor.
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Huf Group - The components specifications concerning the temperature gradients must be adhered. A reworking of a SMD component with a soldering iron is prohibited.
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Huf Group Connector definitions Connector BMW G26, INT TAGE NFC Figure 3: BMW G26/ G42 CA + NFC door handle connector Only the BMW G26/ G42 CA + NFC TAGE have the following connector pins (TAGE side): - Pin 1 = clamp 30 (+Ubat) Pin 2 = clamp 31 (GND) Pin 3 = LIN Pin 4 = UART The following picture shows the wire harness which will be plugged in the bracket and which will be used as an adapter cable between vehicle wire harness and door handle electronic.
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Huf Group Connector BMW G26/ G42/ U06/ U11 CA and U06/ U11 CA + NFC Electrical Characteristics Block diagram – BMW G26 CA + NFC, UART and LIN (SP2018), 4pol. Figure 5: Block diagram – BMW G26 CA + NFC, UART and LIN (SP2018), 4pol.
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Huf Group Timing conditions - - - Polling rate: o CA o CA + NFC NFC-LPCD pulse: Clock rate microcontroller: o Kapaburst (333kHz/ 400kHz) o A/D conversion + data handling Baudrate: o UART o LIN 20ms 20ms (Kapa), 100ms (NFC) 40µs 4MHz 32MHz 4800Bit/s up to 38400Bit/s 9600Bit/s up to 38400Bit/s
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Huf Group Regulatory Information 3.1 FEDERAL COMMUNICATIONS COMMISSION INTERFERENCE STATEMENT This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
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Huf Group 3.