帮忙看看TTL信息 是不是nand烧了

zhang2***

U-Boot 2016.01 (Jul 15 2021 - 11:41:08 +0000), Build: jenkins-common_router_openwrt_ota_publish-1523

DRAM:  smem ram ptable found: ver: 1 len: 4
256 MiB
USB: Node Not found, skipping initia▒*▒▒▒▒▒j
                                            ▒▒ˋ▒׋▒▒▒▒▒]\▒K▒▒Y▒ZX▒▒NAND
ID = 21e521e5
Vendor = e5
Device = 21
qpic_nand_read_id_serial : No serial Nand device found in table.
SF: Unsupported flash IDs: manuf 00, jedec 0000, ext_jedec 0000
ipq_spi: SPI Flash not found (bus/cs/speed/mode) = (0/0/48000000/0)
0 MiB
MMC:   sdhci: Node Not found, skipping initialization

*** Warning - readenv() failed, using default environment

PCI0 is not defined in the device tree
PCI1 is not defined in the device tree
In:    serial@78AF000
Out:   serial@78AF000
Err:   serial@78AF000
machid: 8040000
ART partition read failed..
### main_loop: bootcmd="bootmiwifi"
Hit any key to stop autoboot:  0
  miwifi: check crash in rmem !
trigger button release!
boot from rootfs 0
Device nand0 not found!
invalid mtd device 'nand0'
Error initializing mtdparts!
Attempt to read non page-aligned data
Erasing NAND...
Attempt to erase non block-aligned data
PuTTYresetting ...  

snowl***

程序没了，编程器刷一边就知道了

zhang2***

snowlxylxy 发表于 2023-7-22 19:19
程序没了，编程器刷一边就知道了

用探针+ch341死活读不到nand 我还不会拆nand