diff --git a/README.md b/README.md
index dc6ec91..4f5ad8f 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,29 @@
+## Allwinner H2+
+
+### Orange Pi Zero/R1
+
+```
+ +------+-----+----------+------+---+  OPi H2  +---+------+----------+-----+------+
+ | GPIO | wPi |   Name   | Mode | V | Physical | V | Mode | Name     | wPi | GPIO |
+ +------+-----+----------+------+---+----++----+---+------+----------+-----+------+
+ |      |     |     3.3V |      |   |  1 || 2  |   |      | 5V       |     |      |
+ |   12 |   0 |    SDA.0 | ALT2 | 0 |  3 || 4  |   |      | 5V       |     |      |
+ |   11 |   1 |    SCL.0 | ALT2 | 0 |  5 || 6  |   |      | GND      |     |      |
+ |    6 |   2 |    PWM.1 |  OFF | 0 |  7 || 8  | 0 | ALT2 | TXD.1    | 3   | 198  |
+ |      |     |      GND |      |   |  9 || 10 | 0 | ALT2 | RXD.1    | 4   | 199  |
+ |    1 |   5 |    RXD.2 | ALT2 | 0 | 11 || 12 | 0 | OFF  | PA07     | 6   | 7    |
+ |    0 |   7 |    TXD.2 | ALT2 | 0 | 13 || 14 |   |      | GND      |     |      |
+ |    3 |   8 |    CTS.2 |  OFF | 0 | 15 || 16 | 0 | ALT3 | SDA.1    | 9   | 19   |
+ |      |     |     3.3V |      |   | 17 || 18 | 0 | ALT3 | SCK.1    | 10  | 18   |
+ |   15 |  11 |   MOSI.1 | ALT2 | 1 | 19 || 20 |   |      | GND      |     |      |
+ |   16 |  12 |   MISO.1 | ALT2 | 0 | 21 || 22 | 0 | OFF  | RTS.2    | 13  | 2    |
+ |   14 |  14 |   SCLK.1 | ALT2 | 0 | 23 || 24 | 0 | ALT2 | CE.1     | 15  | 13   |
+ |      |     |      GND |      |   | 25 || 26 | 0 | OFF  | PA10     | 16  | 10   |
+ +------+-----+----------+------+---+----++----+---+------+----------+-----+------+
+ | GPIO | wPi |   Name   | Mode | V | Physical | V | Mode | Name     | wPi | GPIO |
+ +------+-----+----------+------+---+  OPi H2  +---+------+----------+-----+------+
+```
+
 ## Allwinner H3
 
 ### Orange Pi Zero Plus 2