GMW14241 Dual Wire CAN

Test Name

Test Description

Observation

4.1.13.1.2.1 CommEn Input threshold

Determine the wake-up threshold of the DUT

 

4.1.13.1.2.1.1 CommEn Input thrshld 6V

Activate the Communication Enable Line. Increase the amplitude of the Communication Enable Line in useful steps starting from 0 V to 6V

Acceptance Criteria:

The DUT shall wake up if the input threshold is within the following range:

4.5 V <= Vwu <= 26.5 V.

Once active, the DUT shall enter SleepMode if Vwu<=2.0 V.

The DUT shall not wake up if the input threshold Vwu is < 4.5 V.

4.1.13.1.2.1.2 CommEn Input thrshld 9V

Activate the Communication Enable Line. Increase the amplitude of the Communication Enable Line in useful steps starting from 0 V to 9V

Acceptance Criteria:

The DUT shall wake up if the input threshold is within the following range:

4.5 V <= Vwu <= 26.5 V.

Once active, the DUT shall enter SleepMode if Vwu<=2.0 V.

The DUT shall not wake up if the input threshold Vwu is < 4.5 V.

4.1.13.1.2.1.3 CommEn Input thrshld 12V

Activate the Communication Enable Line. Increase the amplitude of the Communication Enable Line in useful steps starting from 0 V to 12V

Acceptance Criteria:

The DUT shall wake up if the input threshold is within the following range:

4.5 V <= Vwu <= 26.5 V.

Once active, the DUT shall enter SleepMode if Vwu<=2.0 V.

The DUT shall not wake up if the input threshold Vwu is < 4.5 V.

4.1.13.1.2.1.4 CommEn Input thrshld 16V

Activate the Communication Enable Line. Increase the amplitude of the Communication Enable Line in useful steps starting from 0 V to 16V

Acceptance Criteria:

The DUT shall wake up if the input threshold is within the following range:

4.5 V <= Vwu <= 26.5 V.

Once active, the DUT shall enter SleepMode if Vwu<=2.0 V.

The DUT shall not wake up if the input threshold Vwu is < 4.5 V.

4.1.13.1.2.1.5 CommEn Input thrshld 18V

Activate the Communication Enable Line. Increase the amplitude of the Communication Enable Line in useful steps starting from 0 V to 18V

Acceptance Criteria:

The DUT shall wake up if the input threshold is within the following range:

4.5 V <= Vwu <= 26.5 V.

Once active, the DUT shall enter SleepMode if Vwu<=2.0 V.

The DUT shall not wake up if the input threshold Vwu is < 4.5 V.

4.1.13.1.2.1.6 CommEn Input thrshld 26.5V

Activate the Communication Enable Line. Increase the amplitude of the Communication Enable Line in useful steps starting from 0 V to 26.5V

Acceptance Criteria:

The DUT shall wake up if the input threshold is within the following range:

4.5 V <= Vwu <= 26.5 V.

Once active, the DUT shall enter SleepMode if Vwu<=2.0 V.

The DUT shall not wake up if the input threshold Vwu is < 4.5 V.

4.1.13.1.2.2 CommEn Input Successful wake up detection

Verify that the DUT does not wake up after receiving an invalid wake-up pulse

 

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 6.5V Twu 90

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 90 µs and an amplitude of 4.5 V on the

Communication Enable Line at 6.5V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 6.5V Twu 100

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 100 µs and an amplitude of 4.5 V on the

Communication Enable Line at 6.5V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 6.5V Twu 2

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 2 ms and an amplitude of 4.5 V on the

Communication Enable Line at 6.5V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 9V Twu 90

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 90 µs and an amplitude of 4.5 V on the

Communication Enable Line at 9V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 9V Twu 100

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 100 µs and an amplitude of 4.5 V on the

Communication Enable Line at 9V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 9V Twu 2

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 2 ms and an amplitude of 4.5 V on the

Communication Enable Line at 9V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 12V Twu 90

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 90 µs and an amplitude of 4.5 V on the

Communication Enable Line at 12V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 12V Twu 100

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 100 µs and an amplitude of 4.5 V on the

Communication Enable Line at 12V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 12V Twu 2

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 2 ms and an amplitude of 4.5 V on the

Communication Enable Line at 12V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 16V Twu 90

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 90 µs and an amplitude of 4.5 V on the

Communication Enable Line at 16V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 16V Twu 100

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 100 µs and an amplitude of 4.5 V on the

Communication Enable Line at 16V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.2 CommEn Sucsful Wake Up Detection 16V Twu 2

Verify the DUT WakesUp,when a Transmit a pulse with a duration of 2 ms and an amplitude of 4.5 V on the

Communication Enable Line at 16V

Acceptance Criteria:

The DUT shall wake up after receiving the wake-up pulse

4.1.13.1.2.3 CommEn Wake-Up Filter Function

Verify that the DUT does not wake up after receiving an invalid wake-up pulse

 

4.1.13.1.2.3 CommEn Wake Up Fltr Func 6.5V Twu 90

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 90 µs and an amplitude of 4.5 V on the Communication Enable Line at 6.5V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 6.5V Twu 100

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 100 µs and an amplitude of 4.5 V on the Communication Enable Line at 6.5V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 6.5V Twu 2

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 2 ms and an amplitude of 4.5 V on the Communication Enable Line at 6.5V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 9V Twu 90

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 90 µs and an amplitude of 4.5 V on the Communication Enable Line at 9V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 9V Twu 100

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 100 µs and an amplitude of 4.5 V on the Communication Enable Line at 9V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 9V Twu 2

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 2 ms and an amplitude of 4.5 V on the Communication Enable Line at 9V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 12V Twu 90

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 90 µs and an amplitude of 4.5 V on the Communication Enable Line at 12V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 12V Twu 100

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 100 µs and an amplitude of 4.5 V on the Communication Enable Line at 12V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 12V Twu 2

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 2 ms and an amplitude of 4.5 V on the Communication Enable Line at 12V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 16V Twu 90

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 90 µs and an amplitude of 4.5 V on the Communication Enable Line at 16V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 16V Twu 100

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 100 µs and an amplitude of 4.5 V on the Communication Enable Line at 16V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.1.2.3 CommEn Wake Up Fltr Func 16V Twu 2

Verify the DUT doesnot WakesUp,when a Transmit a pulse with a duration of 2 ms and an amplitude of 4.5 V on the Communication Enable Line at 16V

Acceptance Criteria:

The DUT shall not wake up after sensing a wake-up pulse which is shorter than the wake-up filter time of 100 µs

4.1.13.4.2.1 CommEn Input Loss of Power Supply

Check the impact on the wake-up function when the DUT loses its power supply

 

4.1.13.4.2.1 CommEn Loss of Pwr

Monitor the CAN & WakeUp line when DUT is Disconnected Powersupply and Re-connected

Acceptance Criteria:

The DUT shall resume normal communication without any operator intervention within 300 ms  after the fault is removed

4.1.13.4.2.2 CommEn Input Loss of Ground Connection

Check the impact on the wake-up function when the DUT loses its Ground

 

4.1.13.4.2.2 CommEn Loss of Gnd

Monitor the CAN & WakeUp line when DUT is Disconnected Ground and Re-connected

Acceptance Criteria:

The DUT shall resume normal communication without any operator intervention within 300 ms  after the fault is removed.

4.1.13.4.2.3 Communication Enable Line Shorted to Ground

Check the behavior of the DUT in case of a short between the wake-up line and ground

 

4.1.13.4.2.3 CommEn Short to Gnd

Monitor the CAN & WakeUp line when short between the communication enable line and ground and Removed the fault

Acceptance Criteria:

The DUT shall resume normal communication without any operator intervention within 300 ms  after the fault is removed.

4.1.13.4.2.4 Communication Enable Line Shorted to Battery

Check the behavior of the DUT in case of a short between the communication enable line and Battery

 

4.1.13.4.2.4 CommEn Short to 14V

Monitor the CAN & WakeUp line when short between the communication enable line and Battery(14V)

and Removed the fault

Acceptance Criteria:

The DUT shall resume normal communication without any operator intervention within 300 ms  after the fault is removed.

4.1.13.4.2.4 CommEn Short to 18V

Monitor the CAN & WakeUp line when short between the communication enable line and Battery(18V)

and Removed the fault

Acceptance Criteria:

The DUT shall resume normal communication without any operator intervention within 300 ms  after the fault is removed.

4.1.13.4.2.4 CommEn Short to 26.5V

Monitor the CAN & WakeUp line when short between the communication enable line and Battery(26.5V)and Removed the fault

Acceptance Criteria:

The DUT shall resume normal communication without any operator intervention within 300 ms  after the fault is removed.

GMW14241 DWCAN TestCases

No Internal Termination TestCases

Input TestCases

Input Pulsed TestCases