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atula

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Posts posted by atula

  1. Armbian_5.88_Rockpi-4b_Debian_stretch_default_4.4.180

    what pin is w1 default pin ?

    i not find /boot/dtb/rockchip/overlay

     

    i try armbianEnv.txt
    overlays=w1-gpio
    param_w1_pin=GPIO4_D2

     

    and

    root@rockpi:/# lsmod
    Module                  Size  Used by
    w1_therm               16384  0
    w1_gpio                16384  0
    wire                   32768  2 w1_gpio,w1_therm

     

    but nothing /sys/bus/w1/devices/

  2. On 3/6/2019 at 4:17 PM, martinayotte said:

    This UART is UART3, and according to DT, it is pins GPIO3_B6 and GPIO3_B7 ...

    But be aware that those pins are used on most of the boards for the Ethernet GMAC !

    Since we still don't have access to RockPi4B schematic, it is a bit hard to confirm ...

     

    If you are looking for serial@ff180000, it is UART0, than the pins are GPIO2_C0 and GPIO2_C1, which on some board is a UART connected to BlueTooth.

     

    If you are looking at the UART available on Header at usual pin 8/10, it is GPIO4_C3 and GPIO4_C4, which is the UART2 located in node serial@ff1a0000.

    i have rockpi 4 A model without bluetooth, its possible  use serial@ff180000 UART0  gpio like  GPIO4_D5,  (RX)

  3. WD Black 500GB, PCIe, 3400/2500 MB/s - SSD- M.2 works  only Armbian_5.67_Rockpi4b_Debian_stretch_default_4.4.154_desktop_20181210-gpt.img.gz

    i'll test later other (Kingston 240GB A1000, PCIe NVMe, 1500/1000 MB/s -SSD) SSD disks, other armbian images not working this M.2 SSD disk

     

    Armbian_5.73.190128_Rockpi-4b_Debian_stretch_dev_4.20.0.img PCIe NVMe not work

     

    can i download Armbian_5.67_Rockpi4b_Debian_stretch_default_4.4.154_desktop_20181210-gpt.img.gz without a desktop this img?

  4. GPIO2_A7, GPIO2_B0,  like raspberry

    or GPIO2_A0, GPIO2_A1

    or ?

     

    BMP280, ds2482, ds2483 and ADS115...

     

    +

    i have two, rockpi4a and rockpi4b, how i repare MAC adress

  5. w1 works "param_w1_pin=GPIO4_D5"  ok

     

    how to find i2c

     

    root@rockpi:~# dmesg|grep i2c
    [    1.543735] i2c /dev entries driver
    
    and
    root@rockpi:~# ls /dev/*i2c*
    /dev/i2c-0  /dev/i2c-1	/dev/i2c-3  /dev/i2c-4

    i2cdetect find nothing

  6. root@rockpi:~# dmesg|grep serial
    [    1.965909] ff180000.serial: ttyS0 at MMIO 0xff180000 (irq = 38, base_baud = 1500000) is a 16550A
    [    1.969249] ff1a0000.serial: ttyS2 at MMIO 0xff1a0000 (irq = 39, base_baud = 1500000) is a 16550A
    [    1.972774] ff370000.serial: ttyS1 at MMIO 0xff370000 (irq = 41, base_baud = 1500000) is a 16550A

    what pin is "ttyS0" ?

     

    when "okay"

    serial@ff1b0000 {
      ....................................
            pinctrl-0 = < 0x42 >;
            status = "disabled";
            phandle = < 0xd9 >;

     

    network fall

  7. rockpi 4 ARMBIAN 5.74.190202 nightly Debian  GNU/Linux 9 (stretch) 4.20.0-rockchip64

    could someone help me to take uart0, 1, 3.
    uart2 works , pin 8, 10

     

    root@rockpi:~# ls /dev/ttyS*
    /dev/ttyS0  /dev/ttyS1  /dev/ttyS2  /dev/ttyS3

    i dont need serial console

     

    step by step and simply

  8. i tested also install to SSD hd, boot from nand, system sata....connection 'eth0' active.....server not found....not work

    Onboard Storage 4GB Flash

    there is   H27UBG8T2CTR   32GB can not be possible that only 4GB....28GB is broken.....and with ubuntu work

     

    I'm not so smart that would know, maybe work only sdcard with jessie, bananapi3 nand and bananapiM1 sata works fine  with ambian jessie, there is also rtl8211E

  9. perhaps due to something else because the Ubuntu pcduino3b_nano_dd_1404 to work with nand

     

    I tested the desktop version Armbian_5.20_Pcduino3nano_Debian_jessie_3.4.112_desktop, eth0 connect, i see the router ip, sdcard and nand

    sdcard work but nand no

    when i flash ssh and monitor hdmi, can be seen twice fs error when partitions are made

     

    sorry for my bad english

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