docs(dn):Hongtai_02_May_2025 (#362)

Author: HongtaiDu

src/design_notebooks/2025spring/hd2609.md

@@ -57,3 +57,18 @@ Project Work:
   * I finished coding for program counter and uploaded them on our github [link](https://github.com/Noahms12/RiSC-16-project). I added the variable for Jalr instruction and added default case for switch statement, which is used to receive the bit value from MUXpc_sel.
 
 This week was spent on fixing the code of the program counter. Last week, I did not successfully made a pull request to the github repo, but we fix it this week. Our team plan to discuss the next step of our project next week.
+
+## Week of 21 April 2025
+Project Work:
+  * As discussed in meeting, I found a few issues in our current files. For me it is register file. My register file is lack of MUX_tgt and MUX_rf singals from control unit.
+  * I also tried to install EDA playground to test our code together, but my macbook had installation problems.
+
+This week was spent on detecting issues in my current files.
+
+## Week of 28 April 2025
+Project Work:
+ * I tried to compile our files together and met many problems. For example, ALU file did not implemnt BEQ instruction, so I told my teammate to fix that.
+ * I also tried to go one step further: I read pipeline document and found my PC file was lack of stall signal. It seems there are more work to do. 
+
+I was busy this week and did not have time to update my code. This week was the last meeting. We had regular meeting on Thursday and gave our instructor some feedback to this VIP team.
+