diff --git a/chisel/playground/resources/top_sram_wrapper.v b/chisel/playground/resources/top_sram_wrapper.v
new file mode 100644
index 0000000..493459d
--- /dev/null
+++ b/chisel/playground/resources/top_sram_wrapper.v
@@ -0,0 +1,53 @@
+module top_sram_wrapper(
+    input         clock,
+    input         reset,
+    // interrupts
+    input         MEI, // to PLIC
+    input         MSI, // to CLINT
+    input         MTI, // to CLINT
+    // inst sram interface
+    output        inst_sram_en,
+    output [ 3:0] inst_sram_wen,
+    output [31:0] inst_sram_addr,
+    output [31:0] inst_sram_wdata,
+    input  [31:0] inst_sram_rdata,
+    // data sram interface
+    output        data_sram_en,
+    output [ 8:0] data_sram_wen,
+    output [31:0] data_sram_addr,
+    output [64:0] data_sram_wdata,
+    input  [64:0] data_sram_rdata,
+    // trace debug interface
+    output        debug_commit,
+    output [63:0] debug_pc,
+    output [4:0 ] debug_reg_num,
+    output [63:0] debug_wdata
+);
+
+PuaCpu core(
+    .clock                    (clock),
+    .reset                    (reset),
+    // interrupts     
+    .io_ext_int_ei            (MEI), // to PLIC
+    .io_ext_int_si            (MSI), // to CLINT
+    .io_ext_int_ti            (MTI), // to CLINT
+    // inst sram interface 
+    .io_inst_sram_en          (inst_sram_en),
+    .io_inst_sram_wen         (inst_sram_wen),
+    .io_inst_sram_addr        (inst_sram_addr),
+    .io_inst_sram_wdata       (inst_sram_wdata),
+    .io_inst_sram_rdata       (inst_sram_rdata),
+    // data sram interface
+    .io_data_sram_en          (data_sram_en),
+    .io_data_sram_wen         (data_sram_wen),
+    .io_data_sram_addr        (data_sram_addr),
+    .io_data_sram_wdata       (data_sram_wdata),
+    .io_data_sram_rdata       (data_sram_rdata),
+    // debug
+    .io_debug_wb_pc           (debug_pc),
+    .io_debug_wb_rf_wen       (debug_commit),
+    .io_debug_wb_rf_wnum      (debug_reg_num),
+    .io_debug_wb_rf_wdata     (debug_wdata)
+);
+
+endmodule