.. first_boot_enc .. code-block:: none ESP-ROM:esp8684-api1-20211015 Build:Oct 15 2021 rst:0x1 (POWERON),boot:0xc (SPI_FAST_FLASH_BOOT) SPIWP:0xee mode:DIO, clock div:1 load:0x3fcd6190,len:0x2a84 load:0x403ae000,len:0x830 load:0x403b0000,len:0x42a0 entry 0x403ae000 I (21) boot: ESP-IDF v5.0-dev-2717-g0d1e015-dirty 2nd stage bootloader I (21) boot: compile time 19:36:15 I (21) boot: chip revision: 0 I (24) boot.esp32c2: MMU Page Size : 64K I (29) boot.esp32c2: SPI Speed : 60MHz I (34) boot.esp32c2: SPI Mode : DIO I (39) boot.esp32c2: SPI Flash Size : 2MB I (43) boot: Enabling RNG early entropy source... I (49) boot: Partition Table: I (52) boot: ## Label Usage Type ST Offset Length I (60) boot: 0 nvs WiFi data 01 02 00010000 00006000 I (67) boot: 1 phy_init RF data 01 01 00016000 00001000 I (75) boot: 2 factory factory app 00 00 00020000 00100000 I (82) boot: End of partition table I (86) esp_image: segment 0: paddr=00020020 vaddr=3c010020 size=06858h ( 26712) map I (101) esp_image: segment 1: paddr=00026880 vaddr=3fca9a60 size=01430h ( 5168) load I (104) esp_image: segment 2: paddr=00027cb8 vaddr=40380000 size=08360h ( 33632) load I (120) esp_image: segment 3: paddr=00030020 vaddr=42000020 size=0f67ch ( 63100) map I (134) esp_image: segment 4: paddr=0003f6a4 vaddr=40388360 size=01700h ( 5888) load I (139) boot: Loaded app from partition at offset 0x20000 I (139) boot: Checking flash encryption... I (142) efuse: Batch mode of writing fields is enabled I (148) flash_encrypt: Generating new flash encryption key... I (155) efuse: Writing EFUSE_BLK_KEY0 with purpose 1 W (161) flash_encrypt: Not disabling UART bootloader encryption I (167) flash_encrypt: Disable UART bootloader cache... I (175) flash_encrypt: Disable JTAG... I (190) efuse: BURN BLOCK3 I (195) efuse: BURN BLOCK3 - OK (write block == read block) I (204) efuse: BURN BLOCK0 I (208) efuse: BURN BLOCK0 - OK (write block == read block) I (213) efuse: Batch mode. Prepared fields are committed I (219) esp_image: segment 0: paddr=00000020 vaddr=3fcd6190 size=02a84h ( 10884) I (229) esp_image: segment 1: paddr=00002aac vaddr=403ae000 size=00830h ( 2096) I (236) esp_image: segment 2: paddr=000032e4 vaddr=403b0000 size=042a0h ( 17056) I (679) flash_encrypt: bootloader encrypted successfully I (731) flash_encrypt: partition table encrypted and loaded successfully I (731) esp_image: segment 0: paddr=00020020 vaddr=3c010020 size=06858h ( 26712) map I (741) esp_image: segment 1: paddr=00026880 vaddr=3fca9a60 size=01430h ( 5168) I (745) esp_image: segment 2: paddr=00027cb8 vaddr=40380000 size=08360h ( 33632) I (759) esp_image: segment 3: paddr=00030020 vaddr=42000020 size=0f67ch ( 63100) map I (774) esp_image: segment 4: paddr=0003f6a4 vaddr=40388360 size=01700h ( 5888) I (776) flash_encrypt: Encrypting partition 2 at offset 0x20000 (length 0x100000)... I (6429) flash_encrypt: Done encrypting I (6429) efuse: BURN BLOCK0 I (6432) efuse: BURN BLOCK0 - OK (all write block bits are set) I (6438) flash_encrypt: Flash encryption completed I (6443) boot: Resetting with flash encryption enabled... ------ .. already_en_enc .. code-block:: none ESP-ROM:esp8684-api1-20211015 Build:Oct 15 2021 rst:0x3 (RTC_SW_SYS_RST),boot:0xc (SPI_FAST_FLASH_BOOT) Saved PC:0x403b0f9e SPIWP:0xee mode:DIO, clock div:1 load:0x3fcd6190,len:0x2a84 load:0x403ae000,len:0x830 load:0x403b0000,len:0x42a0 entry 0x403ae000 I (23) boot: ESP-IDF v5.0-dev-2717-g0d1e015-dirty 2nd stage bootloader I (23) boot: compile time 19:36:15 I (23) boot: chip revision: 0 I (27) boot.esp32c2: MMU Page Size : 64K I (32) boot.esp32c2: SPI Speed : 60MHz I (36) boot.esp32c2: SPI Mode : DIO I (41) boot.esp32c2: SPI Flash Size : 2MB I (46) boot: Enabling RNG early entropy source... I (51) boot: Partition Table: I (55) boot: ## Label Usage Type ST Offset Length I (62) boot: 0 nvs WiFi data 01 02 00010000 00006000 I (70) boot: 1 phy_init RF data 01 01 00016000 00001000 I (77) boot: 2 factory factory app 00 00 00020000 00100000 I (85) boot: End of partition table I (89) esp_image: segment 0: paddr=00020020 vaddr=3c010020 size=06858h ( 26712) map I (103) esp_image: segment 1: paddr=00026880 vaddr=3fca9a60 size=01430h ( 5168) load I (107) esp_image: segment 2: paddr=00027cb8 vaddr=40380000 size=08360h ( 33632) load I (123) esp_image: segment 3: paddr=00030020 vaddr=42000020 size=0f67ch ( 63100) map I (138) esp_image: segment 4: paddr=0003f6a4 vaddr=40388360 size=01700h ( 5888) load I (143) boot: Loaded app from partition at offset 0x20000 I (143) boot: Checking flash encryption... I (146) flash_encrypt: flash encryption is enabled (1 plaintext flashes left) I (154) boot: Disabling RNG early entropy source... I (171) cpu_start: Pro cpu up. I (179) cpu_start: Pro cpu start user code I (179) cpu_start: cpu freq: 120000000 Hz I (179) cpu_start: Application information: I (182) cpu_start: Project name: hello_world I (187) cpu_start: App version: v5.0-dev-2717-g0d1e015-dirty I (194) cpu_start: Compile time: May 20 2022 19:35:55 I (200) cpu_start: ELF file SHA256: 04592ac3c9304cdc... I (206) cpu_start: ESP-IDF: v5.0-dev-2717-g0d1e015-dirty I (213) heap_init: Initializing. RAM available for dynamic allocation: I (220) heap_init: At 3FCABCB0 len 0002C350 (176 KiB): D/IRAM I (226) heap_init: At 3FCD8000 len 0000742C (29 KiB): STACK/DRAM I (234) spi_flash: detected chip: generic I (238) spi_flash: flash io: dio W (242) flash_encrypt: Flash encryption mode is DEVELOPMENT (not secure) I (249) sleep: Configure to isolate all GPIO pins in sleep state I (256) sleep: Enable automatic switching of GPIO sleep configuration W (263) INT_WDT: ESP32-C2 only has one timer group I (268) cpu_start: Starting scheduler. Hello world! This is esp32c2 chip with 1 CPU core(s), WiFi/BLE, silicon revision 0, 2MB external flash Minimum free heap size: 195052 bytes FLASH_CRYPT_CNT eFuse value is 1 Flash encryption feature is enabled in DEVELOPMENT mode ------