请问esp32-mini-1能用于以太网吗？

esp32-mini-1能用于以太网吗？发现gpio16 17没有 要注意什么？
最近用esp32-mini-1画了个板子，接上了lan8720a.
用gpio0做ref时钟 因为gpio16 17都没引出。
gpio0又接到ch340用于启动时选择下载程序还是启动。
但还没调通。不知道什么原因。
1，esp32-mini-1能用于以太网吗？
2，要注意些什么？
现在把调试时的打印信息贴上来：
I (28) boot: ESP-IDF v4.4-dirty 2nd stage bootloader
I (28) boot: compile time 13:24:39
I (28) boot: chip revision: 3
I (31) boot.esp32: SPI Speed      : 40MHz
I (36) boot.esp32: SPI Mode       : DIO
I (40) boot.esp32: SPI Flash Size : 4MB
I (45) boot: Enabling RNG early entropy source...
I (50) boot: Partition Table:
I (54) boot: ## Label            Usage          Type ST Offset   Length
I (61) boot:  0 nvs              WiFi data        01 02 00009000 00006000
I (69) boot:  1 phy_init         RF data          01 01 0000f000 00001000
I (76) boot:  2 factory          factory app      00 00 00010000 00100000
I (84) boot: End of partition table
I (88) esp_image: segment 0: paddr=00010020 vaddr=3f400020 size=0de98h ( 56984) map
I (117) esp_image: segment 1: paddr=0001dec0 vaddr=3ffb0000 size=02158h (  8536) load
I (121) esp_image: segment 2: paddr=00020020 vaddr=400d0020 size=2faa0h (195232) map
I (193) esp_image: segment 3: paddr=0004fac8 vaddr=3ffb2158 size=0013ch (   316) load
I (194) esp_image: segment 4: paddr=0004fc0c vaddr=40080000 size=0b6c8h ( 46792) load
I (218) esp_image: segment 5: paddr=0005b2dc vaddr=50000000 size=00010h (    16) load
I (224) boot: Loaded app from partition at offset 0x10000
I (224) boot: Disabling RNG early entropy source...
I (238) cpu_start: Pro cpu up.
I (239) cpu_start: Starting app cpu, entry point is 0x4008107c
0x4008107c: call_start_cpu1 at D:/Users/.espressif/frameworks/esp-idf-v4.4/components/esp_system/port/cpu_start.c:156

I (0) cpu_start: App cpu up.
I (253) cpu_start: Pro cpu start user code
I (253) cpu_start: cpu freq: 160000000
I (253) cpu_start: Application information:
I (257) cpu_start: Project name:     ethernet_basic
I (263) cpu_start: App version:      1
I (267) cpu_start: Compile time:     Jan  9 2023 16:38:28
I (273) cpu_start: ELF file SHA256:  6e5a0cb16d6bb69b...
I (279) cpu_start: ESP-IDF:          v4.4-dirty
I (285) heap_init: Initializing. RAM available for dynamic allocation:
I (292) heap_init: At 3FFAE6E0 len 00001920 (6 KiB): DRAM
I (298) heap_init: At 3FFB3AC0 len 0002C540 (177 KiB): DRAM
I (304) heap_init: At 3FFE0440 len 00003AE0 (14 KiB): D/IRAM
I (310) heap_init: At 3FFE4350 len 0001BCB0 (111 KiB): D/IRAM
I (317) heap_init: At 4008B6C8 len 00014938 (82 KiB): IRAM
I (324) spi_flash: detected chip: generic
I (328) spi_flash: flash io: dio
I (333) cpu_start: Starting scheduler on PRO CPU.
I (0) cpu_start: Starting scheduler on APP CPU.
I (343) system_api: Base MAC address is not set
I (353) system_api: read default base MAC address from EFUSE
I (373) esp_eth.netif.netif_glue: b4:8a:0a:14:52:f3
I (373) esp_eth.netif.netif_glue: ethernet attached to netif
I (4373) eth_example: Ethernet Started
在这里就停下来了。