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低温启动失败!!!!!!!!!!!!!!!!

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发表于 2021-7-7 13:01:28 | 显示全部楼层 |阅读模式
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在做高低温试验,在低温启动时失败,启动报文如下:

U-Boot 2016.03 (Jul 01 2021 - 09:10:09 +0800)

CPU:   Freescale i.MX6ULL rev1.1 69 MHz (running at 396 MHz)
CPU:   Industrial temperature grade (-40C to 105C) at -140462651C
Reset cause: POR
Board: MX6ULL WXB NAND
I2C:   ready
DRAM:  256 MiB
force_idle_bus: sda=1 scl=0 sda.gp=0x1d scl.gp=0x1c
NAND:  256 MiB
MMC:   FSL_SDHC: 0, FSL_SDHC: 1
*** Warning - bad CRC, using default environment

Display: TFT43AB (480x272)
Video: 480x272x24
In:    serial
Out:   serial
Err:   serial
Net:   FEC1
Error: FEC1 address not set.

Normal Boot
Hit any key to stop autoboot:  0

NAND read: device 0 offset 0x620000, size 0x800000
8388608 bytes read: OK

NAND read: device 0 offset 0x520000, size 0x20000
131072 bytes read: OK
Kernel image @ 0x80800000 [ 0x000000 - 0x57de28 ]
## Flattened Device Tree blob at 83000000
   Booting using the fdt blob at 0x83000000
   Using Device Tree in place at 83000000, end 8300c2b3

Starting kernel ...

Booting Linux on physical CPU 0x0
Linux version 4.1.15 (root@mj) (gcc version 4.9.4 (Linaro GCC 4.9-2017.01) ) #1 SMP PREEMPT Thu Apr 22 11:06:04 CST 2021
CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d
CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
Machine model: Freescale i.MX6 ULL 14x14 EVK Board
Reserved memory: failed to allocate memory for node 'linux,cma'
cma: Failed to reserve 320 MiB
Memory policy: Data cache writealloc
PERCPU: Embedded 12 pages/cpu @8fdd2000 s16768 r8192 d24192 u49152
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 65024
Kernel command line: console=ttymxc0,115200 ubi.mtd=4 root=ubi0:rootfs rw rootfstype=ubifs mtdparts=gpmi-nand:6m(boot),5m(kernel),1m(dtb),1m(misc),-(rootfs)
PID hash table entries: 1024 (order: 0, 4096 bytes)
Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
Memory: 248948K/262144K available (7100K kernel code, 324K rwdata, 2444K rodata, 404K init, 425K bss, 13196K reserved, 0K cma-reserved, 0K highmem)
Virtual kernel memory layout:
    vector  : 0xffff0000 - 0xffff1000   (   4 kB)
    fixmap  : 0xffc00000 - 0xfff00000   (3072 kB)
    vmalloc : 0x90800000 - 0xff000000   (1768 MB)
    lowmem  : 0x80000000 - 0x90000000   ( 256 MB)
    pkmap   : 0x7fe00000 - 0x80000000   (   2 MB)
    modules : 0x7f000000 - 0x7fe00000   (  14 MB)
      .text : 0x80008000 - 0x8095a40c   (9546 kB)
      .init : 0x8095b000 - 0x809c0000   ( 404 kB)
      .data : 0x809c0000 - 0x80a112a0   ( 325 kB)
       .bss : 0x80a14000 - 0x80a7e494   ( 426 kB)
SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
Preemptible hierarchical RCU implementation.
        Additional per-CPU info printed with stalls.
        RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=1.
RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1
NR_IRQS:16 nr_irqs:16 16
mxc_clocksource_init 3000000
Switching to timer-based delay loop, resolution 333ns
sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns
clocksource mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns
Console: colour dummy device 80x30
Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000)
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
CPU: Testing write buffer coherency: ok
/cpus/cpu@0 missing clock-frequency property
CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
Setting up static identity map for 0x80008280 - 0x800082f0
Brought up 1 CPUs
SMP: Total of 1 processors activated (6.00 BogoMIPS).
CPU: All CPU(s) started in SVC mode.
devtmpfs: initialized
device-tree: Duplicate name in lcdif@021c8000, renamed to "display#1"
VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5
clocksource jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
pinctrl core: initialized pinctrl subsystem
NET: Registered protocol family 16
DMA: preallocated 256 KiB pool for atomic coherent allocations
cpuidle: using governor ladder
cpuidle: using governor menu
hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
hw-breakpoint: maximum watchpoint size is 8 bytes.
imx6ul-pinctrl 20e0000.iomuxc: Invalid fsl,pins property in node /soc/aips-bus@02000000/iomuxc@020e0000/imx6ul-evk/i2c1grp
imx6ul-pinctrl 20e0000.iomuxc: Invalid fsl,pins property in node /soc/aips-bus@02000000/iomuxc@020e0000/imx6ul-evk/i2c2grp
imx6ul-pinctrl 20e0000.iomuxc: initialized IMX pinctrl driver
imx6ul-pinctrl 2290000.iomuxc-snvs: initialized IMX pinctrl driver
mxs-dma 1804000.dma-apbh: initialized
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
i2c i2c-0: IMX I2C adapter registered
i2c i2c-0: can't use DMA
i2c i2c-1: IMX I2C adapter registered
i2c i2c-1: can't use DMA
Linux video capture interface: v2.00
pps_core: LinuxPPS API ver. 1 registered
pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
PTP clock support registered
Advanced Linux Sound Architecture Driver Initialized.
Switched to clocksource mxc_timer1
NET: Registered protocol family 2
TCP established hash table entries: 2048 (order: 1, 8192 bytes)
TCP bind hash table entries: 2048 (order: 2, 16384 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
UDP hash table entries: 256 (order: 1, 8192 bytes)
UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
NET: Registered protocol family 1
RPC: Registered named UNIX socket transport module.
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
imx rpmsg driver is registered.
Bus freq driver module loaded
futex hash table entries: 256 (order: 2, 16384 bytes)
VFS: Disk quotas dquot_6.6.0
VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
NFS: Registering the id_resolver key type
Key type id_resolver registered
Key type id_legacy registered
jffs2: version 2.2. (NAND) 漏 2001-2006 Red Hat, Inc.
fuse init (API version 7.23)
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
imx-weim 21b8000.weim: Driver registered.
backlight supply power not found, using dummy regulator
21c8000.lcdif supply lcd not found, using dummy regulator
mxsfb 21c8000.lcdif: failed to find mxc display driver
Console: switching to colour frame buffer device 60x34
mxsfb 21c8000.lcdif: initialized
imx-sdma 20ec000.sdma: no event needs to be remapped
imx-sdma 20ec000.sdma: loaded firmware 3.3
imx-sdma 20ec000.sdma: initialized
2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 20, base_baud = 5000000) is a IMX
console [ttymxc0] enabled
21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 235, base_baud = 5000000) is a IMX
21ec000.serial: ttymxc2 at MMIO 0x21ec000 (irq = 236, base_baud = 5000000) is a IMX
21f0000.serial: ttymxc3 at MMIO 0x21f0000 (irq = 237, base_baud = 5000000) is a IMX
21f4000.serial: ttymxc4 at MMIO 0x21f4000 (irq = 238, base_baud = 5000000) is a IMX
imx sema4 driver is registered.
[drm] Initialized drm 1.1.0 20060810
[drm] Initialized vivante 1.0.0 20120216 on minor 0
brd: module loaded
loop: module loaded
nand: device found, Manufacturer ID: 0x2c, Chip ID: 0xda
nand: Micron NAND 256MiB 3,3V 8-bit
nand: 256 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB size: 64
gpmi-nand 1806000.gpmi-nand: use legacy bch geometry
gpmi-nand 1806000.gpmi-nand: DMA timeout, last DMA :1
gpmi-nand 1806000.gpmi-nand: Show GPMI registers :
gpmi-nand 1806000.gpmi-nand: offset 0x000 : 0x21800217
gpmi-nand 1806000.gpmi-nand: offset 0x010 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x020 : 0x000011ff
gpmi-nand 1806000.gpmi-nand: offset 0x030 : 0x00000217
gpmi-nand 1806000.gpmi-nand: offset 0x040 : 0x8c38808c
gpmi-nand 1806000.gpmi-nand: offset 0x050 : 0x8c0c1800
gpmi-nand 1806000.gpmi-nand: offset 0x060 : 0x0104000c
gpmi-nand 1806000.gpmi-nand: offset 0x070 : 0x00010203
gpmi-nand 1806000.gpmi-nand: offset 0x080 : 0x05000000
gpmi-nand 1806000.gpmi-nand: offset 0x090 : 0x23023336
gpmi-nand 1806000.gpmi-nand: offset 0x0a0 : 0xc0000130
gpmi-nand 1806000.gpmi-nand: offset 0x0b0 : 0xff000005
gpmi-nand 1806000.gpmi-nand: offset 0x0c0 : 0x01000101
gpmi-nand 1806000.gpmi-nand: offset 0x0d0 : 0x05020000
gpmi-nand 1806000.gpmi-nand: Show BCH registers :
gpmi-nand 1806000.gpmi-nand: offset 0x000 : 0x00000100
gpmi-nand 1806000.gpmi-nand: offset 0x010 : 0x0000fe04
gpmi-nand 1806000.gpmi-nand: offset 0x020 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x030 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x040 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x050 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x060 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x070 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x080 : 0x000a2080
gpmi-nand 1806000.gpmi-nand: offset 0x090 : 0x02172080
gpmi-nand 1806000.gpmi-nand: offset 0x0a0 : 0x070a4080
gpmi-nand 1806000.gpmi-nand: offset 0x0b0 : 0x10da4080
gpmi-nand 1806000.gpmi-nand: offset 0x0c0 : 0x070a4080
gpmi-nand 1806000.gpmi-nand: offset 0x0d0 : 0x10da4080
gpmi-nand 1806000.gpmi-nand: offset 0x0e0 : 0x070a4080
gpmi-nand 1806000.gpmi-nand: offset 0x0f0 : 0x10da4080
gpmi-nand 1806000.gpmi-nand: offset 0x100 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x110 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x120 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x130 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x140 : 0x00000000
gpmi-nand 1806000.gpmi-nand: offset 0x150 : 0x20484342
gpmi-nand 1806000.gpmi-nand: offset 0x160 : 0x01000000
gpmi-nand 1806000.gpmi-nand: offset 0x170 : 0x00000000
gpmi-nand 1806000.gpmi-nand: BCH Geometry :
GF length              : 13
ECC Strength           : 8
Page Size in Bytes     : 535
Metadata Size in Bytes : 10
ECC Chunk0 Size in Bytes: 512
ECC Chunkn Size in Bytes: 512
ECC Chunk Count        : 1
Payload Size in Bytes  : 512
Auxiliary Size in Bytes: 16
Auxiliary Status Offset: 12
Block Mark Byte Offset : 1999
Block Mark Bit Offset  : 0
Bad block table found at page 131008, version 0x01
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
gpmi-nand 1806000.gpmi-nand: Error in ECC-based read: -22
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
gpmi-nand 1806000.gpmi-nand: Error in ECC-based read: -22
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
gpmi-nand 1806000.gpmi-nand: Error in ECC-based read: -22
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
gpmi-nand 1806000.gpmi-nand: Error in ECC-based read: -22
Bad block table not found for chip 0
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
gpmi-nand 1806000.gpmi-nand: Error in ECC-based read: -22
nand_bbt: error reading BBT
gpmi-nand 1806000.gpmi-nand: Chip: 0, Error -22
nand_bbt: error while writing bad block table -5
gpmi-nand: probe of 1806000.gpmi-nand failed with error -5
spidev spi0.0: buggy DT: spidev listed directly in DT
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1 at drivers/spi/spidev.c:731 spidev_probe+0x178/0x1bc()
Modules linked in:
CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.1.15 #1
Hardware name: Freescale i.MX6 Ultralite (Device Tree)
[<80015ed4>] (unwind_backtrace) from [<80012794>] (show_stack+0x10/0x14)
[<80012794>] (show_stack) from [<806c1734>] (dump_stack+0x80/0xc8)
[<806c1734>] (dump_stack) from [<8003824c>] (warn_slowpath_common+0x74/0xb0)
[<8003824c>] (warn_slowpath_common) from [<80038324>] (warn_slowpath_null+0x1c/0x24)
[<80038324>] (warn_slowpath_null) from [<803ec8f0>] (spidev_probe+0x178/0x1bc)
[<803ec8f0>] (spidev_probe) from [<803ea5f4>] (spi_drv_probe+0x50/0x74)
[<803ea5f4>] (spi_drv_probe) from [<8034f834>] (driver_probe_device+0x16c/0x2b0)
[<8034f834>] (driver_probe_device) from [<8034de58>] (bus_for_each_drv+0x64/0x98)
[<8034de58>] (bus_for_each_drv) from [<8034f694>] (device_attach+0x70/0x88)
[<8034f694>] (device_attach) from [<8034ed7c>] (bus_probe_device+0x84/0xac)
[<8034ed7c>] (bus_probe_device) from [<8034d140>] (device_add+0x3bc/0x568)
[<8034d140>] (device_add) from [<803eae0c>] (spi_add_device+0x8c/0x130)
[<803eae0c>] (spi_add_device) from [<803ec1a0>] (spi_register_master+0x438/0x700)
[<803ec1a0>] (spi_register_master) from [<803eda50>] (spi_bitbang_start+0x90/0x108)
[<803eda50>] (spi_bitbang_start) from [<803eecc0>] (spi_imx_probe+0x3c4/0x658)
[<803eecc0>] (spi_imx_probe) from [<80350f6c>] (platform_drv_probe+0x44/0xa4)
[<80350f6c>] (platform_drv_probe) from [<8034f834>] (driver_probe_device+0x16c/0x2b0)
[<8034f834>] (driver_probe_device) from [<8034fa48>] (__driver_attach+0x8c/0x90)
[<8034fa48>] (__driver_attach) from [<8034ddac>] (bus_for_each_dev+0x6c/0xa0)
[<8034ddac>] (bus_for_each_dev) from [<8034efe8>] (bus_add_driver+0x140/0x1ec)
[<8034efe8>] (bus_add_driver) from [<80350034>] (driver_register+0x78/0xf8)
[<80350034>] (driver_register) from [<80009704>] (do_one_initcall+0x80/0x1d8)
[<80009704>] (do_one_initcall) from [<8095bd64>] (kernel_init_freeable+0x110/0x1d4)
[<8095bd64>] (kernel_init_freeable) from [<806bd69c>] (kernel_init+0x8/0xec)
[<806bd69c>] (kernel_init) from [<8000f5a8>] (ret_from_fork+0x14/0x2c)
---[ end trace f59f1bf4ae7839c4 ]---
spi_imx 2008000.ecspi: probed
20b4000.ethernet supply phy not found, using dummy regulator
pps pps0: new PPS source ptp0
fec 20b4000.ethernet (unnamed net_device) (uninitialized): Invalid MAC address: 00:00:00:00:00:00
fec 20b4000.ethernet (unnamed net_device) (uninitialized): Using random MAC address: 52:33:04:12:13:73
libphy: fec_enet_mii_bus: probed
fec 20b4000.ethernet eth0: registered PHC device 0
2188000.ethernet supply phy not found, using dummy regulator
pps pps1: new PPS source ptp1
fec 2188000.ethernet (unnamed net_device) (uninitialized): Invalid MAC address: 00:00:00:00:00:00
fec 2188000.ethernet (unnamed net_device) (uninitialized): Using random MAC address: fe:b6:76:05:84:72
fec 2188000.ethernet eth1: registered PHC device 1
PPP generic driver version 2.4.2
PPP BSD Compression module registered
PPP Deflate Compression module registered
PPP MPPE Compression module registered
NET: Registered protocol family 24
usbcore: registered new interface driver asix
usbcore: registered new interface driver ax88179_178a
usbcore: registered new interface driver cdc_ether
usbcore: registered new interface driver net1080
usbcore: registered new interface driver cdc_subset
usbcore: registered new interface driver zaurus
usbcore: registered new interface driver cdc_ncm
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ehci-mxc: Freescale On-Chip EHCI Host driver
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
ohci-platform: OHCI generic platform driver
usbcore: registered new interface driver cdc_acm
cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters
usbcore: registered new interface driver usb-storage
usbcore: registered new interface driver usbserial
usbcore: registered new interface driver option
usbserial: USB Serial support registered for GSM modem (1-port)
2184800.usbmisc supply vbus-wakeup not found, using dummy regulator
2184000.usb supply vbus not found, using dummy regulator
2184200.usb supply vbus not found, using dummy regulator
ci_hdrc ci_hdrc.1: EHCI Host Controller
ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1
ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
Mass Storage Function, version: 2009/09/11
LUN: removable file: (no medium)
no file given for LUN0
g_mass_storage ci_hdrc.0: failed to start g_mass_storage: -22
mousedev: PS/2 mouse device common for all mice
input: 20cc000.snvs:snvs-powerkey as /devices/platform/soc/2000000.aips-bus/20cc000.snvs/20cc000.snvs:snvs-powerkey/input/input0
imx6ul-tsc 2040000.tsc: failed to request GPIO tsc_X- (xnur): -2
imx6ul-tsc: probe of 2040000.tsc failed with error -2
snvs_rtc 20cc000.snvs:snvs-rtc-lp: rtc core: registered 20cc000.snvs:snvs-r as rtc0
i2c /dev entries driver
IR NEC protocol handler initialized
IR RC5(x/sz) protocol handler initialized
IR RC6 protocol handler initialized
IR JVC protocol handler initialized
IR Sony protocol handler initialized
IR SANYO protocol handler initialized
IR Sharp protocol handler initialized
IR MCE Keyboard/mouse protocol handler initialized
IR XMP protocol handler initialized
pxp-v4l2 pxp_v4l2: initialized
imx2-wdt 20bc000.wdog: use WDOG_B to reboot.
imx2-wdt 20bc000.wdog: timeout 60 sec (nowayout=0)
sdhci: Secure Digital Host Controller Interface driver
sdhci: Copyright(c) Pierre Ossman
sdhci-pltfm: SDHCI platform and OF driver helper
/soc/aips-bus@02100000/usdhc@02190000: voltage-ranges unspecified
sdhci-esdhc-imx 2190000.usdhc: Got CD GPIO
sdhci-esdhc-imx 2190000.usdhc: No vqmmc regulator found
mmc0: SDHCI controller on 2190000.usdhc [2190000.usdhc] using ADMA
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
NET: Registered protocol family 10
sit: IPv6 over IPv4 tunneling driver
NET: Registered protocol family 17
lib80211: common routines for IEEE802.11 drivers
Key type dns_resolver registered
Registering SWP/SWPB emulation handler
UBI error: cannot open mtd 4, error -19
snvs_rtc 20cc000.snvs:snvs-rtc-lp: setting system clock to 1970-01-01 00:00:00 UTC (0)
VSD_3V3: disabling
can-3v3: disabling
ALSA device list:
  No soundcards found.
UBIFS error (pid: 1): cannot open "ubi0:rootfs", error -19VFS: Cannot open root device "ubi0:rootfs" or unknown-block(0,0): error -19
Please append a correct "root=" boot option; here are the available partitions:
0100           65536 ram0  (driver?)
0101           65536 ram1  (driver?)
0102           65536 ram2  (driver?)
0103           65536 ram3  (driver?)
0104           65536 ram4  (driver?)
0105           65536 ram5  (driver?)
0106           65536 ram6  (driver?)
0107           65536 ram7  (driver?)
0108           65536 ram8  (driver?)
0109           65536 ram9  (driver?)
010a           65536 ram10  (driver?)
010b           65536 ram11  (driver?)
010c           65536 ram12  (driver?)
010d           65536 ram13  (driver?)
010e           65536 ram14  (driver?)
010f           65536 ram15  (driver?)
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
random: nonblocking pool is initialized

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 楼主| 发表于 2021-7-7 17:47:19 | 显示全部楼层
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 楼主| 发表于 2021-7-8 08:30:19 | 显示全部楼层
别沉,顶起来!!!!!!!!!!
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发表于 2021-7-8 10:47:05 | 显示全部楼层
烧写原子出厂系统测;上传你的板子实物,详细描述测试条件
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出征,嗒嗒嗒——
快点上车!
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