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Merge pull request #18 from vDorst/doc_SWTG024AS_v2.0_unmanaged_p2

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fix: doc: SWTG024AS managed version can´t use RX-LOS.
This commit is contained in:
René van Dorst
2025-09-08 18:20:43 +00:00
committed by GitHub
parent 13bdcb0050 b2f3d44f2b
commit e2afa9a61c
1 changed files with 15 additions and 7 deletions
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doc/devices/SWTG024AS.md
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@@ -13,17 +13,17 @@ Also the RJ45 connectors can be all plastic/non-shielded or with metal shielding
| Xikestore |SKS3200M-4GPY2XF | Yes | SWTG024AS-v1.0 | CM-23-08-2043 023-16721 | ??? | 8272 |
# SWTG024AS-v2.0 managed vs unmanged
Changes I found with my own board vs [Managed version](https://github.com/up-n-atom/SWTG118AS/tree/main/photos/SWGT024AS-v2.0) of the PCB.
Changes I found with my board vs [Managed version](https://github.com/up-n-atom/SWTG118AS/tree/main/photos/SWGT024AS-v2.0) of the PCB.
### Bottom
* R105: Installed, goes to R10-PullDown SFP2 -> TX DISABLE
* R85: Not Installed (Connected to K1)
* R90: Not installed (PowerLed)
* LED3: Not installed (PowerLed)
* R85: Not Installed (Connected to K1 Reset Button)
* R90: Not installed (System Led)
* LED3: Not installed (System Led)
### Top
* K1: Not installed (Reset butten)
* R95: Installed (SFP2 signal RX-LOS), mean that the manage version can use RX-LOS function.
* R270: Installed (SFP1 signal RX-LOS)
* K1: Not installed (Reset Button)
* R95: Installed (SFP2 signal RX-LOS), means that the managed-version can´t use the RX-LOS function.
* R270: Installed (SFP1 signal RX-LOS), same here as above.
* R268: Installed (SFP2 signal TX_DISABLE, but R262 200R pull-down is to high to drive by the SOC, needs mod!)
* U5: Flash is only 512kB instead of 2/4 MBit.
@@ -76,6 +76,14 @@ Signals are based on that `U4` is likely a I2C-EEPROM, `U10` is likely other SPI
|5| 33R -> U10-P2 | SPI-DO/D1 |
|6| U10-P1 | SPI-CS |
### T5, serial console
|`T5` pin|GPIO|Signal|
|---|---|---|
| 1 | GPIO31 | U0TXD (Output) |
| 2 | GND | |
| 3 | GPIO32 | U0RXD (Input) |
| 4 | 3V3 | |
### T8
|`T8` pin|what|Signal|
|---|---|---|