How to receive continuous carrier in NTM88?

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How to receive continuous carrier in NTM88?

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Eden_Lin
Contributor I

Dear All,

I am trying to use NTM88 to develop a long duration carrier wave LF decoding function.

for example:

I want to decode carrier wave with 0.4 sec on.
But it's not working everytime.

Here is my LF setting and code.
1.LF setting:

void Init_LF(void){

LFCTL1 = 0x40;

Delay_ms(3u);

LFCTL1 = 0x02;
LFCTL2 = 0x00;
LFCTL3 = 0x34;
LFCTL4 = 0x80;
LFIDL = 0;
LFIDH = 0;
LFS_LFIAK = 1;
LFCTL1_LFEN = 1;
}

2.Code:

PTADD_PTADD1 = SET;
PTAD_PTAD1 = CLEAR;

UINT8 Carrier(void){
UINT16 cnt;
cnt=0;

Delay_ms(1u);

while(LFCTL3_LFDO){

__RESET_WATCHDOG();
Delay_ms(1u);
cnt++;
PTAD_PTAD1 = SET;

if(cnt>400){
break;
}
}
PTAD_PTAD1 = CLEAR;

Thanks.

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1 Solution
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TomasVaverka
NXP TechSupport
NXP TechSupport

Dear Eden,

Our TPMS SW expert has prepared a demo project and app note to cover the different uses of the LF modes, including the use-case mentioned by you.

It will be a few weeks before they can be published on the public website, but meanwhile we can provide an early access to customers requesting it. She has thus granted access to you.

To get the software, you need to follow the link below and then sign in:

https://www.nxp.com/support/support/nxp-engineering-services/secure-software-downloads:SECURE-SOFTWA...

Under the restricted download section, you will see a zip named “NTM88 LF Modes” that contains the demo project and user guide.

Best regards,

Tomas

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3 Replies
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Abhi_27
Contributor I

I am also using NTM88, I was also searching for the same

So, can I have access to this "NTM88 LF Modes" file please? 

 

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2,707 Views
TomasVaverka
NXP TechSupport
NXP TechSupport

Dear Eden,

Our TPMS SW expert has prepared a demo project and app note to cover the different uses of the LF modes, including the use-case mentioned by you.

It will be a few weeks before they can be published on the public website, but meanwhile we can provide an early access to customers requesting it. She has thus granted access to you.

To get the software, you need to follow the link below and then sign in:

https://www.nxp.com/support/support/nxp-engineering-services/secure-software-downloads:SECURE-SOFTWA...

Under the restricted download section, you will see a zip named “NTM88 LF Modes” that contains the demo project and user guide.

Best regards,

Tomas

1,828 Views
fiska6811
Contributor II

Can I have access to this "NTM88 LF Modes" file please?

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