SonOff POWR320 Elite reset in loop after flash

[jvilafe]

Discussed in https://github.com/arendst/Tasmota/discussions/22139

^{Originally posted by **jvilafe** September 13, 2024} ### PROBLEM DESCRIPTION New SonOff POW Elite 20A. Working fine with original Itead firmware. Flashed with Tasmota ok, but no tasmota Ap shows after flashing and reconnecting to 230v. Erased flash with esptool, then, connected again USB_serial and flashed again with tasmota webflash utility (latest) Flashed OK, disconnect from serial, connect to 230v and shows tasmota AP for a few seconds...then, AP disappears again and there is no option to show Ap again. Logs: [10:06:05] [10:06:05]00:00:00.002 HDW: ESP32-D0WD-V3 v3.1 [10:06:05]00:00:00.020 UFS: FlashFS mounted with 308 kB free [10:06:05]00:00:00.032 CFG: Loaded from File, Count 2 [10:06:05]00:00:00.043 QPC: Count 1 [10:06:05]00:00:00.593 BRY: Berry initialized, RAM used 5060 bytes [10:06:05]00:00:00.606 Project tasmota - Tasmota Version 14.2.0(release-tasmota32)-3_0_4(2024-08-14T12:39:45) [10:06:06]00:00:00.010 WIF: WifiManager active for 3 minutes [10:06:06][10:06:06] [10:06:06]rst:0x1 (POWERON_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT) [10:06:06]configsip: 0, SPIWP:0xee [10:06:06]clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00 [10:06:06]mode:DIO, clock div:2 [10:06:06]load:0x3fff0030,len:184 [10:06:06]load:0x40078000,len:13228 [10:06:06]ho 0 tail 12 room 4 [10:06:06]load:0x40080400,len:4 [10:06:06]load:0x40080404,len:2924 [10:06:06]entry 0x40080570 in loop... ### REQUESTED INFORMATION _Make sure your have performed every step and checked the applicable boxes before submitting your issue. Thank you!_ - [x ] Read the [Contributing Guide and Policy](https://github.com/arendst/Tasmota/blob/development/CONTRIBUTING.md) and [the Code of Conduct](https://github.com/arendst/Tasmota/blob/development/CODE_OF_CONDUCT.md) - [ x] Searched the problem in [issues](https://github.com/arendst/Tasmota/issues) - [x ] Searched the problem in [discussions](https://github.com/arendst/Tasmota/discussions) - [ x] Searched the problem in the [docs](https://tasmota.github.io/docs/FAQ) - [ x] Searched the problem in the [chat](https://discord.gg/Ks2Kzd4) - [x ] Device used (e.g., Sonoff Basic): POWR320D (Elite 20A) - [x ] Tasmota binary firmware version number used: tried with 14.1, 12.5, and latest 14.2.0(release-tasmota32)-3_0_4(2024-08-14T12:39:45) - [x ] Pre-compiled - [ ] Self-compiled - [x] Flashing tools used: esptool for erase flash. ESPflash and tasmota webflash for upload - [ x] Provide the output of command: `Backlog Template; Module; GPIO 255`: -[10:06:05] [10:06:05]00:00:00.002 HDW: ESP32-D0WD-V3 v3.1 [10:06:05]00:00:00.020 UFS: FlashFS mounted with 308 kB free [10:06:05]00:00:00.032 CFG: Loaded from File, Count 2 [10:06:05]00:00:00.043 QPC: Count 1 [10:06:05]00:00:00.593 BRY: Berry initialized, RAM used 5060 bytes [10:06:05]00:00:00.606 Project tasmota - Tasmota Version 14.2.0(release-tasmota32)-3_0_4(2024-08-14T12:39:45) [10:06:06]00:00:00.010 WIF: WifiManager active for 3 minutes [10:06:06][10:06:06] [10:06:06]rst:0x1 (POWERON_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT) [10:06:06]configsip: 0, SPIWP:0xee [10:06:06]clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00 [10:06:06]mode:DIO, clock div:2 [10:06:06]load:0x3fff0030,len:184 [10:06:06]load:0x40078000,len:13228 [10:06:06]ho 0 tail 12 room 4 [10:06:06]load:0x40080400,len:4 [10:06:06]load:0x40080404,len:2924 [10:06:06]entry 0x40080570 [10:06:06] [10:06:06]00:00:00.002 HDW: ESP32-D0WD-V3 v3.1 [10:06:06]00:00:00.020 UFS: FlashFS mounted with 308 kB free [10:06:06]00:00:00.032 CFG: Loaded from File, Count 2 [10:06:06]00:00:00.043 QPC: Count 2 [10:06:06]00:00:00.593 BRY: Berry initialized, RAM used 5060 bytes [10:06:06]00:00:00.606 Project tasmota - Tasmota Version 14.2.0(release-tasmota32)-3_0_4(2024-08-14T12:39:45) [10:06:07]00:00:00.010 WIF: WifiManager active for 3 minutes [10:06:07][10:06:07] ```lua Configuration output here: ``` - [ ] If using rules, provide the output of this command: `Backlog Rule1; Rule2; Rule3`: ```lua Rules output here: ``` - [ ] Provide the output of this command: `Status 0`: ```lua STATUS 0 output here: ``` - [ ] Set `weblog` to 4 and then, when you experience your issue, provide the output of the Console log: ```lua Console output here: ``` ### TO REPRODUCE _Steps to reproduce the behavior:_ Flashed with Tasmota ok, but no tasmota Ap shows after flashing and reconnecting to 230v. Erased flash with esptool, then, connected again USB_serial and flashed again with tasmota webflash utility (latest) Flashed OK, disconnect from serial, connect to 230v and shows tasmota AP for a few seconds...then, AP disappears again and there is no option to show Ap again. ### EXPECTED BEHAVIOUR _A clear and concise description of what you expected to happen._ device will show tasmota AP to make initial config ### SCREENSHOTS _If applicable, add screenshots to help explain your problem._ ### ADDITIONAL CONTEXT _Add any other context about the problem here._ **(Please, remember to close the issue when the problem has been addressed)**