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Bumped by Community user
Bumped by Community user
Bumped by Community user
Bumped by Community user

I've ranrun into some issues with the new Pi zero W. first i tryed First I tried to run an image of raspbian from 11-1-17' but that did nothing. Well, well it booted but couldn't setupset up a wifiWi-Fi network. so i'veSo I've installed a new image 16-2-17' and thanthen the wifiWi-Fi worked like i suspectedI expected.

Later i've, I updated a Pi 2 and swopedswapped that sdSD card into the Pi zero W, and everything was working fine. Than i

Then I changed the GPIO ports in some python programming and iI got all sorts of errors (and again no wifiWi-Fi).

brcmfmac: brcmf_sdio_txfail: sdio error, abort command and terminate frame
brcmfmac: brcmf_sdiod_regrw_helper: failed to read data F1@0x0a020, err: -84
brcmfmac: brcmf_sdio_isr: failed backplane access

myMy first guesguess is that the onboard wifiWi-Fi is connected with the TTY GPIO?. as i'mAs I'm using it to read from a dutch smart meter (DSMR4.x), looks like i'veI've got a conflict with the wifiWi-Fi.

UPDATE:

hunch was correct in the system log:

btuart[431]: Set Controller UART speed to 3000000 bit/s
Device setup complete
Started Configure Bluetooth Modems connected by UART.

soSo now the question is, how to use the UART/TTY with bluetoothBluetooth/wifiWi-Fi on a PI zero w?

UPDATE2: tryedI tried to disable bluetoothBluetooth using the /boot/config.txt adding dtoverlay=pi3-disable-bt but with no succes, bluetoothsuccess. Bluetooth still gets loaded.

I've ran into some issues with the new Pi zero W. first i tryed to run an image of raspbian from 11-1-17' but that did nothing, well it booted but couldn't setup a wifi network. so i've installed a new image 16-2-17' and than the wifi worked like i suspected.

Later i've updated a Pi 2 and swoped that sd card into the Pi zero W, everything was working fine. Than i changed the GPIO ports in some python programming and i got all sorts of errors (and again no wifi).

brcmfmac: brcmf_sdio_txfail: sdio error, abort command and terminate frame
brcmfmac: brcmf_sdiod_regrw_helper: failed to read data F1@0x0a020, err: -84
brcmfmac: brcmf_sdio_isr: failed backplane access

my first gues is that the onboard wifi is connected with the TTY GPIO? as i'm using it to read from a dutch smart meter (DSMR4.x) looks like i've got a conflict with the wifi.

UPDATE:

hunch was correct in the system log:

btuart[431]: Set Controller UART speed to 3000000 bit/s
Device setup complete
Started Configure Bluetooth Modems connected by UART.

so now the question, how to use the UART/TTY with bluetooth/wifi on a PI zero w?

UPDATE2: tryed to disable bluetooth using the /boot/config.txt adding dtoverlay=pi3-disable-bt but with no succes, bluetooth still gets loaded.

I've run into some issues with the new Pi zero W. First I tried to run an image of raspbian from 11-1-17' but that did nothing. Well, it booted but couldn't set up a Wi-Fi network. So I've installed a new image 16-2-17' and then the Wi-Fi worked like I expected.

Later, I updated a Pi 2 and swapped that SD card into the Pi zero W, and everything was working fine.

Then I changed the GPIO ports in some python programming and I got all sorts of errors (and again no Wi-Fi).

brcmfmac: brcmf_sdio_txfail: sdio error, abort command and terminate frame
brcmfmac: brcmf_sdiod_regrw_helper: failed to read data F1@0x0a020, err: -84
brcmfmac: brcmf_sdio_isr: failed backplane access

My first guess is that the onboard Wi-Fi is connected with the TTY GPIO. As I'm using it to read from a dutch smart meter (DSMR4.x), looks like I've got a conflict with the Wi-Fi.

UPDATE:

hunch was correct in the system log:

btuart[431]: Set Controller UART speed to 3000000 bit/s
Device setup complete
Started Configure Bluetooth Modems connected by UART.

So now the question is, how to use the UART/TTY with Bluetooth/Wi-Fi on a PI zero w?

UPDATE2: I tried to disable Bluetooth using the /boot/config.txt adding dtoverlay=pi3-disable-bt but with no success. Bluetooth still gets loaded.

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Ghanima
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Pi zero w WIFIZero W WiFi interference with TTY

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Nijboer IT
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I've ran into some issues with the new Pi zero W. first i tryed to run an image of raspbian from 11-1-17' but that did nothing, well it booted but couldn't setup a wifi network. so i've installed a new image 16-2-17' and than the wifi worked like i suspected.

Later i've updated a Pi 2 and swoped that sd card into the Pi zero W, everything was working fine. Than i changed the GPIO ports in some python programming and i got all sorts of errors (and again no wifi).

brcmfmac: brcmf_sdio_txfail: sdio error, abort command and terminate frame
brcmfmac: brcmf_sdiod_regrw_helper: failed to read data F1@0x0a020, err: -84
brcmfmac: brcmf_sdio_isr: failed backplane access

my first gues is that the onboard wifi is connected with the TTY GPIO? as i'm using it to read from a dutch smart meter (DSMR4.x) looks like i've got a conflict with the wifi.

UPDATE:

hunch was correct in the system log:

btuart[431]: Set Controller UART speed to 3000000 bit/s
Device setup complete
Started Configure Bluetooth Modems connected by UART.

so now the question, how to use the UART/TTY with bluetooth/wifi on a PI zero w?

UPDATE2: tryed to disable bluetooth using the /boot/config.txt adding dtoverlay=pi3-disable-bt but with no succes, bluetooth still gets loaded.

I've ran into some issues with the new Pi zero W. first i tryed to run an image of raspbian from 11-1-17' but that did nothing, well it booted but couldn't setup a wifi network. so i've installed a new image 16-2-17' and than the wifi worked like i suspected.

Later i've updated a Pi 2 and swoped that sd card into the Pi zero W, everything was working fine. Than i changed the GPIO ports in some python programming and i got all sorts of errors (and again no wifi).

brcmfmac: brcmf_sdio_txfail: sdio error, abort command and terminate frame
brcmfmac: brcmf_sdiod_regrw_helper: failed to read data F1@0x0a020, err: -84
brcmfmac: brcmf_sdio_isr: failed backplane access

my first gues is that the onboard wifi is connected with the TTY GPIO? as i'm using it to read from a dutch smart meter (DSMR4.x) looks like i've got a conflict with the wifi.

UPDATE:

hunch was correct in the system log:

btuart[431]: Set Controller UART speed to 3000000 bit/s
Device setup complete
Started Configure Bluetooth Modems connected by UART.

so now the question, how to use the UART/TTY with bluetooth/wifi on a PI zero w?

I've ran into some issues with the new Pi zero W. first i tryed to run an image of raspbian from 11-1-17' but that did nothing, well it booted but couldn't setup a wifi network. so i've installed a new image 16-2-17' and than the wifi worked like i suspected.

Later i've updated a Pi 2 and swoped that sd card into the Pi zero W, everything was working fine. Than i changed the GPIO ports in some python programming and i got all sorts of errors (and again no wifi).

brcmfmac: brcmf_sdio_txfail: sdio error, abort command and terminate frame
brcmfmac: brcmf_sdiod_regrw_helper: failed to read data F1@0x0a020, err: -84
brcmfmac: brcmf_sdio_isr: failed backplane access

my first gues is that the onboard wifi is connected with the TTY GPIO? as i'm using it to read from a dutch smart meter (DSMR4.x) looks like i've got a conflict with the wifi.

UPDATE:

hunch was correct in the system log:

btuart[431]: Set Controller UART speed to 3000000 bit/s
Device setup complete
Started Configure Bluetooth Modems connected by UART.

so now the question, how to use the UART/TTY with bluetooth/wifi on a PI zero w?

UPDATE2: tryed to disable bluetooth using the /boot/config.txt adding dtoverlay=pi3-disable-bt but with no succes, bluetooth still gets loaded.

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Steve Robillard
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Nijboer IT
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Nijboer IT
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Nijboer IT
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  • 4
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