813e12c34f999b0620c6a9ae16d8c93ce42f2f96
Board/NWI/NWI1199-DAT/42-44-18-24-04-2023.png
... | ... | Binary files /dev/null and b/Board/NWI/NWI1199-DAT/42-44-18-24-04-2023.png differ |
Board/NWI/NWI1199-DAT/NWI1199-DAT.md
... | ... | @@ -0,0 +1,43 @@ |
1 | + |
|
2 | +# NWI1199 DAT |
|
3 | + |
|
4 | +- [[LAN8720-DAT]] |
|
5 | + |
|
6 | + |
|
7 | +![](42-44-18-24-04-2023.png) |
|
8 | + |
|
9 | +| ESP32 | func | Ethernet | Note | |
|
10 | +| ------- | ----------- | ----------------- | ---- | |
|
11 | +| GPIO 17 | PHY_POWER | Osc_PWR (PHY_pwr) | | |
|
12 | +| GPIO 22 | EMAC_TXD1 | TX1 | | |
|
13 | +| GPIO 19 | EMAC_TXD0 | TX0 | | |
|
14 | +| GPIO 21 | EMAC_TX_EN | TX_EN | | |
|
15 | +| GPIO 26 | EMAC_RXD1 | RX1 | | |
|
16 | +| GPIO 25 | EMAC_RXD0 | RX0 | | |
|
17 | +| GPIO 27 | EMAC_RX_DV | CRS | | |
|
18 | +| GPIO 00 | EMAC_TX_CLK | nINT/REFCLK | | |
|
19 | +| GPIO 23 | SMI_MDC | MDC | | |
|
20 | +| GPIO 18 | SMI_MDIO | MDIO | | |
|
21 | +| GND | | GND | | |
|
22 | +| 3V3 | | VCC | | |
|
23 | + |
|
24 | + |
|
25 | +### IO 17 -- Osc_PWR (PHY_pwr) |
|
26 | +3-way jumper |
|
27 | +- NC (Not connect) |
|
28 | +- connect |
|
29 | +2-way jumper |
|
30 | +- Add pull down 4.7K |
|
31 | + |
|
32 | +### IO0 -- CLK |
|
33 | +2-way jumper (left) |
|
34 | +- 4k7 pull up |
|
35 | +2-way jumper (right) |
|
36 | +- connect |
|
37 | + |
|
38 | +### Crystal |
|
39 | +- active 50MHz |
|
40 | + |
|
41 | + |
|
42 | +## ref |
|
43 | +- https://sautter.com/blog/ethernet-on-esp32-using-lan8720/ |
|
... | ... | \ No newline at end of file |
Chip/Microchip/LAN8720-DAT.md
... | ... | @@ -0,0 +1,6 @@ |
1 | + |
|
2 | +# LAN8720 DAT |
|
3 | + |
|
4 | +- https://ww1.microchip.com/downloads/en/devicedoc/00002165b.pdf |
|
5 | + |
|
6 | +- [[LAN8720]] |
|
... | ... | \ No newline at end of file |