diff --git a/Chroma-Aeon-74.md b/Chroma-Aeon-74.md
index 1652c35..c1e8b9f 100644
--- a/Chroma-Aeon-74.md
+++ b/Chroma-Aeon-74.md
@@ -18,3 +18,49 @@ An xds110 or other cJTAG programmer is needed to program the CC1311.
 | :-: |:-: | - | - | - | - |
 | N | SRxxxxxxxxC | [edk710 Issue 1](https://github.com/user-attachments/assets/85098ca3-792c-4504-839c-0362e1b69088)<br>220-0001552-01<br>2023| ? |  FPC-7911 | Image with [traced tracks](https://github.com/user-attachments/assets/7cc6b43e-b1d3-4e56-939e-722d6a5a4a97) |
 
+## Pin connections
+
+| Pin | Pin name | usage | Notes |
+| - | - | -|-|
+|1|RF_P|||
+|2|RF_N|||
+|3|RF_TX|||
+|4|X32K_Q1|||
+|5|X32K_Q2|||
+|6|DIO_1|||
+|7|DIO_2|||
+|8|DIO_3|||
+|9|DIO_4|||
+|10|DIO_5|||
+|11|DIO_6|||
+|12|DIO_7|||
+|13|VDDS2|||
+|14|DIO_8|||
+|15|DIO_9|||
+|16|VDDS3|||
+|17|DCOUPL|||
+|18|JTAG_TSMC|||
+|19|JTAG_TCKC|||
+|20|DIO_10|||
+|21|DIO_11|||
+|22|DIO_12|||
+|23|DIO_13|||
+|24|DIO_14|||
+|25|DCDC_SW|||
+|26|VDDS_DCDC|||
+|27|RESET_N|||
+|28|DIO_15|||
+|29|DIO_16|||
+|30|DIO_17|||
+|31|DIO_18|||
+|32|DIO_19|||
+|33|DIO_20|||
+|34|DIO_21|||
+|35|DIO_22|||
+|36|VDDS|||
+|37|VDDR|||
+|38|X48M_N|||
+|39|X48M_P|||
+|3|RX_TX|||
+|40|VDDR_RF|||
+