diff --git a/en/gpio-settings.md b/en/gpio-settings.md
index 2119f77..b3a574b 100644
--- a/en/gpio-settings.md
+++ b/en/gpio-settings.md
@@ -14,21 +14,21 @@ Board specific GPIO settings list
 
 ### CamHi/Xin boards
 
-| Processor   | IRCUT1 | IRCUT2 | IRSTATUS | IRCTL | USB_ENA | RS485_DE | UART2_RXD/RS485_RO | UART2_TXD/RS485_DI | AUDIO_ENA |
-|-------------|--------|--------|----------|-------|---------|----------|--------------------|--------------------|-----------|
-| Gk7205v200  | 14     | 15     | 8        | 4     | 9i      | 54       | 12                 | 13                 |
-| Gk7205v300  | 10     | 11     |          | 72    | 7i      |          |                    |                    | 52        |
+| Processor   | IRCUT1 | IRCUT2 | IRSTATUS | IRCTL | USB_ENA | UART2_RTS/RS485_DE | UART2_RXD/RS485_RO | UART2_TXD/RS485_DI | AUDIO_ENA | RESET |
+|-------------|--------|--------|----------|-------|---------|--------------------|--------------------|--------------------|-----------|-------|
+| Gk7205v200  | 14     | 15     | 8        | 4     | 9i      | 54                 | 12                 | 13                 |
+| Gk7205v300  | 10     | 11     |          | 72    | 7i      |          |                              |                    | 52        |
 |             |        |        |          |       |         |
 | Hi3516Cv100 |        |        |          |       |         |
 | Hi3516Cv200 |        |        |          |       |         |
 | Hi3516Cv300 |        |        |          |       |         |
 | Hi3516Ev100 |        |        |          |       |         |
 | Hi3516Ev200 |        |        |          |       | 9i      |
-| Hi3516Ev300 | 10     | 11     |          |       | 7i      | 63       |
+| Hi3516Ev300 | 10     | 11     |          |       | 7i      | 63                 |
 | Hi3518Ev200 | 1      | 2      | 48       |       |         |
 | Hi3518Ev300 |        |        |          |       |         |
 |             |        |        |          |       |         |
-| T31         | 58     | 57     |          |       | 61i     |
+| T31         | 58     | 57     |          | 49    | 61i     | 53                 | 55                 | 56                 |           | 11    |
 
 _i - inverted value_