tb update
diff --git a/sta/scripts/riscdunio.tcl b/sta/scripts/riscdunio.tcl
index 486242c..7f63af6 100644
--- a/sta/scripts/riscdunio.tcl
+++ b/sta/scripts/riscdunio.tcl
@@ -1,11 +1,9 @@
 
-        set ::env(USER_ROOT)    "/home/dinesha/workarea/opencore/git/riscduino"
-        #set ::env(CARAVEL_ROOT) "/home/dinesha/workarea/efabless/MPW-4/caravel_openframe"
-        #set ::env(CARAVEL_PDK_ROOT)  "/opt/pdk_mpw4"
-        set ::env(CARAVEL_ROOT) "/home/dinesha/workarea/efabless/MPW-5/caravel"
-        set ::env(CARAVEL_PDK_ROOT)  "/opt/pdk_mpw4"
+    set ::env(USER_ROOT)    ".."
+    set ::env(CARAVEL_ROOT) "/home/dinesha/workarea/efabless/MPW-6/caravel"
+    set ::env(CARAVEL_PDK_ROOT)     "/opt/pdk_mpw6"
 
-        read_liberty $::env(CARAVEL_PDK_ROOT)/sky130A/libs.ref/sky130_fd_sc_hd/lib/sky130_fd_sc_hd__tt_025C_1v80.lib	
+    read_liberty $::env(CARAVEL_PDK_ROOT)/sky130A/libs.ref/sky130_fd_sc_hd/lib/sky130_fd_sc_hd__tt_025C_1v80.lib	
 	read_liberty $::env(CARAVEL_PDK_ROOT)/sky130A/libs.ref/sky130_sram_macros/lib/sky130_sram_2kbyte_1rw1r_32x512_8_TT_1p8V_25C.lib	
 	read_liberty $::env(CARAVEL_PDK_ROOT)/sky130A/libs.ref/sky130_sram_macros/lib/sky130_sram_1kbyte_1rw1r_32x256_8_TT_1p8V_25C.lib
 	read_liberty $::env(CARAVEL_PDK_ROOT)/sky130A/libs.ref/sky130_fd_sc_hvl/lib/sky130_fd_sc_hvl__tt_025C_3v30.lib	
@@ -24,63 +22,107 @@
 	read_liberty $::env(CARAVEL_PDK_ROOT)/sky130A/libs.ref/sky130_fd_io/lib/sky130_ef_io__vccd_lvc_clamped3_pad_tt_025C_1v80_3v30_3v30.lib	
 	read_liberty $::env(CARAVEL_PDK_ROOT)/sky130A/libs.ref/sky130_fd_io/lib/sky130_ef_io__vssd_lvc_clamped_pad_tt_025C_1v80_3v30.lib	
 
-	puts "IP   :: Total Cell :: Total register"
-        read_verilog $::env(USER_ROOT)/verilog/gl/qspim.v
-	link_design qspim_top
-	set tcell [llength [get_cell -hier *]]
-	set tregs [llength [all_registers]]
-	puts "qspim :: $tcell :: $tregs "
+    source scripts/statistic.tcl
+    set c_seq_cnt 0
+    set c_comb_cnt 0
+    set c_total_cnt 0
 
-        read_verilog $::env(USER_ROOT)/verilog/gl/yifive.v  
-	link_design ycr1_top_wb
-	set tcell [llength [get_cell -hier *]]
-	set tregs [llength [all_registers]]
-	puts "yifive :: $tcell :: $tregs "
+    read_verilog $::env(USER_ROOT)/verilog/gl/qspim_top.v
+	link_design qspim_top 
+	puts "IP   :: Total Cell :: Total Combo :: Total Sequential"
+	#set tcell [llength [get_cell -hier *]]
+	#set tregs [llength [all_registers]]
+	#puts "qspim_top :: $tcell :: $tregs "
+    lassign [get_statistic qspim_top] a b c
+    set c_total_cnt [expr {$c_total_cnt + $a }]
+    set c_comb_cnt  [expr {$c_comb_cnt + $b }]
+    set c_seq_cnt   [expr {$c_seq_cnt + $c }]
 
-        read_verilog $::env(USER_ROOT)/verilog/gl/uart_i2cm_usb_spi.v
+    read_verilog $::env(USER_ROOT)/verilog/gl/ycr_iconnect.v  
+	link_design ycr_iconnect
+	#set tcell [llength [get_cell -hier *]]
+	#set tregs [llength [all_registers]]
+	#puts "ycr_iconnect :: $tcell :: $tregs "
+    lassign [get_statistic ycr_iconnect] a b c
+    set c_total_cnt [expr {$c_total_cnt + $a }]
+    set c_comb_cnt  [expr {$c_comb_cnt + $b }]
+    set c_seq_cnt   [expr {$c_seq_cnt + $c }]
+
+    read_verilog $::env(USER_ROOT)/verilog/gl/ycr_intf.v
+	link_design ycr_intf
+	#set tcell [llength [get_cell -hier *]]
+	#set tregs [llength [all_registers]]
+	#puts "ycr_intf :: $tcell :: $tregs "
+    lassign [get_statistic ycr_intf] a b c
+    set c_total_cnt [expr {$c_total_cnt + $a }]
+    set c_comb_cnt  [expr {$c_comb_cnt + $b }]
+    set c_seq_cnt   [expr {$c_seq_cnt + $c }]
+
+    read_verilog $::env(USER_ROOT)/verilog/gl/ycr_core_top.v
+	link_design ycr_core_top
+	#set tcell [llength [get_cell -hier *]]
+	#set tregs [llength [all_registers]]
+	#puts "ycr_intf :: $tcell :: $tregs "
+    lassign [get_statistic ycr_core_top] a b c
+    set c_total_cnt [expr {$c_total_cnt + $a }]
+    set c_comb_cnt  [expr {$c_comb_cnt + $b }]
+    set c_seq_cnt   [expr {$c_seq_cnt + $c }]
+    
+    read_verilog $::env(USER_ROOT)/verilog/gl/uart_i2c_usb_spi_top.v
 	link_design uart_i2c_usb_spi_top
-	set tcell [llength [get_cell -hier *]]
-	set tregs [llength [all_registers]]
-	puts "uart_i2cm_usb_spi :: $tcell :: $tregs "
-
-        read_verilog $::env(USER_ROOT)/verilog/gl/wb_host.v  
+	#set tcell [llength [get_cell -hier *]]
+	#set tregs [llength [all_registers]]
+	#puts "ycr_intf :: $tcell :: $tregs "
+    lassign [get_statistic uart_i2c_usb_spi_top] a b c
+    set c_total_cnt [expr {$c_total_cnt + $a }]
+    set c_comb_cnt  [expr {$c_comb_cnt + $b }]
+    set c_seq_cnt   [expr {$c_seq_cnt + $c }]
+    
+    read_verilog $::env(USER_ROOT)/verilog/gl/wb_host.v
 	link_design wb_host
-	set tcell [llength [get_cell -hier *]]
-	set tregs [llength [all_registers]]
-	puts "wb_host :: $tcell :: $tregs "
-
-        read_verilog $::env(USER_ROOT)/verilog/gl/wb_interconnect.v
+	#set tcell [llength [get_cell -hier *]]
+	#set tregs [llength [all_registers]]
+	#puts "ycr_intf :: $tcell :: $tregs "
+    lassign [get_statistic wb_host] a b c
+    set c_total_cnt [expr {$c_total_cnt + $a }]
+    set c_comb_cnt  [expr {$c_comb_cnt + $b }]
+    set c_seq_cnt   [expr {$c_seq_cnt + $c }]
+    
+    read_verilog $::env(USER_ROOT)/verilog/gl/wb_interconnect.v
 	link_design wb_interconnect
-	set tcell [llength [get_cell -hier *]]
-	set tregs [llength [all_registers]]
-	puts "wb_interconnect :: $tcell :: $tregs "
-
-        read_verilog $::env(USER_ROOT)/verilog/gl/pinmux.v
+	#set tcell [llength [get_cell -hier *]]
+	#set tregs [llength [all_registers]]
+	#puts "ycr_intf :: $tcell :: $tregs "
+    lassign [get_statistic wb_interconnect] a b c
+    set c_total_cnt [expr {$c_total_cnt + $a }]
+    set c_comb_cnt  [expr {$c_comb_cnt + $b }]
+    set c_seq_cnt   [expr {$c_seq_cnt + $c }]
+    
+    read_verilog $::env(USER_ROOT)/verilog/gl/pinmux.v
 	link_design pinmux
-	set tcell [llength [get_cell -hier *]]
-	set tregs [llength [all_registers]]
-	puts "pinmux :: $tcell :: $tregs "
+	#set tcell [llength [get_cell -hier *]]
+	#set tregs [llength [all_registers]]
+	#puts "ycr_intf :: $tcell :: $tregs "
+    lassign [get_statistic pinmux] a b c
+    set c_total_cnt [expr {$c_total_cnt + $a }]
+    set c_comb_cnt  [expr {$c_comb_cnt + $b }]
+    set c_seq_cnt   [expr {$c_seq_cnt + $c }]
 
-        read_verilog $::env(USER_ROOT)/verilog/gl/DFFRAM.v
-	link_design DFFRAM
-	set tcell [llength [get_cell -hier *]]
-	set tregs [llength [all_registers]]
-	puts "DFFRAM :: $tcell :: $tregs "
+   puts "digital_top :: $c_total_cnt ::  $c_comb_cnt ::  $c_seq_cnt"
+    #    read_verilog $::env(USER_ROOT)/verilog/gl/user_project_wrapper.v  
+    #    read_verilog $::env(USER_ROOT)/verilog/gl/qspim.v
+    #    read_verilog $::env(USER_ROOT)/verilog/gl/DFFRAM.v
+    #    read_verilog $::env(USER_ROOT)/verilog/gl/pinmux.v
+    #    read_verilog $::env(USER_ROOT)/verilog/gl/wb_interconnect.v
+    #    read_verilog $::env(USER_ROOT)/verilog/gl/wb_host.v  
+    #    read_verilog $::env(USER_ROOT)/verilog/gl/uart_i2cm_usb_spi.v
+    #    read_verilog $::env(USER_ROOT)/verilog/gl/qspim.v
+    #    read_verilog $::env(USER_ROOT)/verilog/gl/yifive.v  
 
-        read_verilog $::env(USER_ROOT)/verilog/gl/user_project_wrapper.v  
-        read_verilog $::env(USER_ROOT)/verilog/gl/qspim.v
-        read_verilog $::env(USER_ROOT)/verilog/gl/DFFRAM.v
-        read_verilog $::env(USER_ROOT)/verilog/gl/pinmux.v
-        read_verilog $::env(USER_ROOT)/verilog/gl/wb_interconnect.v
-        read_verilog $::env(USER_ROOT)/verilog/gl/wb_host.v  
-        read_verilog $::env(USER_ROOT)/verilog/gl/uart_i2cm_usb_spi.v
-        read_verilog $::env(USER_ROOT)/verilog/gl/qspim.v
-        read_verilog $::env(USER_ROOT)/verilog/gl/yifive.v  
-
-	link_design user_project_wrapper
-	set tcell [llength [get_cell -hier *]]
-	set tregs [llength [all_registers]]
-	puts "user_project_wrapper :: $tcell :: $tregs "
+	#link_design user_project_wrapper
+	#set tcell [llength [get_cell -hier *]]
+	#set tregs [llength [all_registers]]
+	#puts "user_project_wrapper :: $tcell :: $tregs "
 
 
 
diff --git a/verilog/dv/arduino_arrays/arduino_arrays_tb.v b/verilog/dv/arduino_arrays/arduino_arrays_tb.v
index b195e2e..5e96037 100644
--- a/verilog/dv/arduino_arrays/arduino_arrays_tb.v
+++ b/verilog/dv/arduino_arrays/arduino_arrays_tb.v
@@ -18,22 +18,23 @@
 ////                                                              ////
 ////  Standalone User validation Test bench                       ////
 ////                                                              ////
-////  This file is part of the YIFive cores project               ////
-////  https://github.com/dineshannayya/yifive_r0.git              ////
-////  http://www.opencores.org/cores/yifive/                      ////
+////  This file is part of the riscdunio cores project            ////
+////  https://github.com/dineshannayya/riscdunio.git              ////
 ////                                                              ////
 ////  Description                                                 ////
 ////   This is a standalone test bench to validate the            ////
 ////   Digital core.                                              ////
+////   This test bench to valid Arduino example:                  ////
+////     <example><05.control><Arrays>                            ////
 ////                                                              ////
 ////  To Do:                                                      ////
 ////    nothing                                                   ////
 ////                                                              ////
 ////  Author(s):                                                  ////
-////      - Dinesh Annayya, dinesha@opencores.org                 ////
+////      - Dinesh Annayya, dinesh.annayya@gmail.com              ////
 ////                                                              ////
 ////  Revision :                                                  ////
-////    0.1 - 16th Feb 2021, Dinesh A                             ////
+////    0.1 - 29th July 2022, Dinesh A                            ////
 ////                                                              ////
 //////////////////////////////////////////////////////////////////////
 ////                                                              ////
@@ -193,7 +194,7 @@
 	    repeat (2) @(posedge clock);
 		#1;
 
-        // Remove WB and SPI Reset, Keep SDARM and CORE under Reset
+        // Remove WB and SPI Reset and CORE under Reset
         wb_user_core_write(`ADDR_SPACE_PINMUX+`PINMUX_GBL_CFG0,'h01F);
 
 		// QSPI SRAM:CS#2 Switch to QSPI Mode
diff --git a/verilog/dv/arduino_ascii_table/arduino_ascii_table.ino.cpp b/verilog/dv/arduino_ascii_table/arduino_ascii_table.ino.cpp
index 07a49d4..a2d7001 100644
--- a/verilog/dv/arduino_ascii_table/arduino_ascii_table.ino.cpp
+++ b/verilog/dv/arduino_ascii_table/arduino_ascii_table.ino.cpp
@@ -1,5 +1,4 @@
 #include <Arduino.h>
-#line 1 "/tmp/.arduinoIDE-unsaved202265-51666-197w8ma.2pxu/ASCIITable/ASCIITable.ino"
 /*
   ASCII table
 
@@ -21,11 +20,8 @@
   https://www.arduino.cc/en/Tutorial/BuiltInExamples/ASCIITable
 */
 
-#line 22 "/tmp/.arduinoIDE-unsaved202265-51666-197w8ma.2pxu/ASCIITable/ASCIITable.ino"
 void setup();
-#line 39 "/tmp/.arduinoIDE-unsaved202265-51666-197w8ma.2pxu/ASCIITable/ASCIITable.ino"
 void loop();
-#line 22 "/tmp/.arduinoIDE-unsaved202265-51666-197w8ma.2pxu/ASCIITable/ASCIITable.ino"
 // first visible ASCIIcharacter '!' is number 33:
 int thisByte = 33;
 void setup() {
diff --git a/verilog/dv/arduino_ascii_table/arduino_ascii_table_tb.v b/verilog/dv/arduino_ascii_table/arduino_ascii_table_tb.v
index af4e082..9f2be69 100644
--- a/verilog/dv/arduino_ascii_table/arduino_ascii_table_tb.v
+++ b/verilog/dv/arduino_ascii_table/arduino_ascii_table_tb.v
@@ -18,30 +18,23 @@
 ////                                                              ////
 ////  Standalone User validation Test bench                       ////
 ////                                                              ////
-////  This file is part of the YIFive cores project               ////
-////  https://github.com/dineshannayya/yifive_r0.git              ////
-////  http://www.opencores.org/cores/yifive/                      ////
+////  This file is part of the riscdunio cores project            ////
+////  https://github.com/dineshannayya/riscdunio.git              ////
 ////                                                              ////
 ////  Description                                                 ////
 ////   This is a standalone test bench to validate the            ////
 ////   Digital core.                                              ////
-////   1. User Risc core is booted using  compiled code of        ////
-////      user_risc_boot.c                                        ////
-////   2. User Risc core uses Serial Flash and SDRAM to boot      ////
-////   3. After successful boot, Risc core will  write signature  ////
-////      in to  user register from 0x1003_0058 to 0x1003_006C    ////
-////   4. Through the External Wishbone Interface we read back    ////
-////       from 0x3003_0058 to 0x3003_006C                        ////
-////       and validate the user register to declared pass fail   ////
+////   This test bench to valid Arduino example:                  ////
+////     <example><04.Communication><ASCIITable>                  ////
 ////                                                              ////
 ////  To Do:                                                      ////
 ////    nothing                                                   ////
 ////                                                              ////
 ////  Author(s):                                                  ////
-////      - Dinesh Annayya, dinesha@opencores.org                 ////
+////      - Dinesh Annayya, dinesh.annayya@gmail.com              ////
 ////                                                              ////
 ////  Revision :                                                  ////
-////    0.1 - 16th Feb 2021, Dinesh A                             ////
+////    0.1 - 29th July 2022, Dinesh A                            ////
 ////                                                              ////
 //////////////////////////////////////////////////////////////////////
 ////                                                              ////
diff --git a/verilog/dv/arduino_hello_world/arduino_hello_world_tb.v b/verilog/dv/arduino_hello_world/arduino_hello_world_tb.v
index 051b224..f440419 100644
--- a/verilog/dv/arduino_hello_world/arduino_hello_world_tb.v
+++ b/verilog/dv/arduino_hello_world/arduino_hello_world_tb.v
@@ -18,30 +18,23 @@
 ////                                                              ////
 ////  Standalone User validation Test bench                       ////
 ////                                                              ////
-////  This file is part of the YIFive cores project               ////
-////  https://github.com/dineshannayya/yifive_r0.git              ////
-////  http://www.opencores.org/cores/yifive/                      ////
+////  This file is part of the riscdunio cores project            ////
+////  https://github.com/dineshannayya/riscdunio.git              ////
 ////                                                              ////
 ////  Description                                                 ////
 ////   This is a standalone test bench to validate the            ////
 ////   Digital core.                                              ////
-////   1. User Risc core is booted using  compiled code of        ////
-////      user_risc_boot.c                                        ////
-////   2. User Risc core uses Serial Flash and SDRAM to boot      ////
-////   3. After successful boot, Risc core will  write signature  ////
-////      in to  user register from 0x1003_0058 to 0x1003_006C    ////
-////   4. Through the External Wishbone Interface we read back    ////
-////       from 0x3003_0058 to 0x3003_006C                        ////
-////       and validate the user register to declared pass fail   ////
+////   This test bench to valid Arduino example:                  ////
+////                                                              ////
 ////                                                              ////
 ////  To Do:                                                      ////
 ////    nothing                                                   ////
 ////                                                              ////
 ////  Author(s):                                                  ////
-////      - Dinesh Annayya, dinesha@opencores.org                 ////
+////      - Dinesh Annayya, dinesh.annayya@gmail.com              ////
 ////                                                              ////
 ////  Revision :                                                  ////
-////    0.1 - 16th Feb 2021, Dinesh A                             ////
+////    0.1 - 29th July 2022, Dinesh A                            ////
 ////                                                              ////
 //////////////////////////////////////////////////////////////////////
 ////                                                              ////
diff --git a/verilog/dv/arduino_multi_serial/arduino_multi_serial_tb.v b/verilog/dv/arduino_multi_serial/arduino_multi_serial_tb.v
index f0cf862..eda8c5a 100644
--- a/verilog/dv/arduino_multi_serial/arduino_multi_serial_tb.v
+++ b/verilog/dv/arduino_multi_serial/arduino_multi_serial_tb.v
@@ -18,30 +18,24 @@
 ////                                                              ////
 ////  Standalone User validation Test bench                       ////
 ////                                                              ////
-////  This file is part of the YIFive cores project               ////
-////  https://github.com/dineshannayya/yifive_r0.git              ////
-////  http://www.opencores.org/cores/yifive/                      ////
+////  This file is part of the riscdunio cores project            ////
+////  https://github.com/dineshannayya/riscdunio.git              ////
 ////                                                              ////
 ////  Description                                                 ////
 ////   This is a standalone test bench to validate the            ////
 ////   Digital core.                                              ////
-////   1. User Risc core is booted using  compiled code of        ////
-////      user_risc_boot.c                                        ////
-////   2. User Risc core uses Serial Flash and SDRAM to boot      ////
-////   3. After successful boot, Risc core will  write signature  ////
-////      in to  user register from 0x1003_0058 to 0x1003_006C    ////
-////   4. Through the External Wishbone Interface we read back    ////
-////       from 0x3003_0058 to 0x3003_006C                        ////
-////       and validate the user register to declared pass fail   ////
+////   This test bench to valid Arduino example:                  ////
+////     <example><04.Communication><MultiSerial>                 ////
+////                                                              ////
 ////                                                              ////
 ////  To Do:                                                      ////
 ////    nothing                                                   ////
 ////                                                              ////
 ////  Author(s):                                                  ////
-////      - Dinesh Annayya, dinesha@opencores.org                 ////
+////      - Dinesh Annayya, dinesh.annayya@gmail.com              ////
 ////                                                              ////
 ////  Revision :                                                  ////
-////    0.1 - 16th Feb 2021, Dinesh A                             ////
+////    0.1 - 29th July 2022, Dinesh A                            ////
 ////                                                              ////
 //////////////////////////////////////////////////////////////////////
 ////                                                              ////
diff --git a/verilog/dv/arduino_risc_boot/arduino_risc_boot_tb.v b/verilog/dv/arduino_risc_boot/arduino_risc_boot_tb.v
index c435c40..fb25cf0 100644
--- a/verilog/dv/arduino_risc_boot/arduino_risc_boot_tb.v
+++ b/verilog/dv/arduino_risc_boot/arduino_risc_boot_tb.v
@@ -18,30 +18,22 @@
 ////                                                              ////
 ////  Standalone User validation Test bench                       ////
 ////                                                              ////
-////  This file is part of the YIFive cores project               ////
-////  https://github.com/dineshannayya/yifive_r0.git              ////
-////  http://www.opencores.org/cores/yifive/                      ////
+////  This file is part of the riscdunio cores project            ////
+////  https://github.com/dineshannayya/riscdunio.git              ////
 ////                                                              ////
 ////  Description                                                 ////
 ////   This is a standalone test bench to validate the            ////
 ////   Digital core.                                              ////
-////   1. User Risc core is booted using  compiled code of        ////
-////      user_risc_boot.c                                        ////
-////   2. User Risc core uses Serial Flash and SDRAM to boot      ////
-////   3. After successful boot, Risc core will  write signature  ////
-////      in to  user register from 0x1003_0058 to 0x1003_006C    ////
-////   4. Through the External Wishbone Interface we read back    ////
-////       from 0x3003_0058 to 0x3003_006C                        ////
-////       and validate the user register to declared pass fail   ////
+////   This test bench to valid Arduino example:                  ////
 ////                                                              ////
 ////  To Do:                                                      ////
 ////    nothing                                                   ////
 ////                                                              ////
 ////  Author(s):                                                  ////
-////      - Dinesh Annayya, dinesha@opencores.org                 ////
+////      - Dinesh Annayya, dinesh.annayya@gmail.com              ////
 ////                                                              ////
 ////  Revision :                                                  ////
-////    0.1 - 16th Feb 2021, Dinesh A                             ////
+////    0.1 - 29th July 2022, Dinesh A                            ////
 ////                                                              ////
 //////////////////////////////////////////////////////////////////////
 ////                                                              ////
diff --git a/verilog/dv/uart_master/Makefile b/verilog/dv/uart_master/Makefile
index 3a63981..7bcd2b7 100644
--- a/verilog/dv/uart_master/Makefile
+++ b/verilog/dv/uart_master/Makefile
@@ -23,7 +23,7 @@
 
 DESIGNS?=../../..
 CONFIG = caravel_user_project
-TOOLS?=/opt/riscv64i/
+TOOLS?=/opt/riscv32i/
 
 ########################################################
 #include $(MCW_ROOT)/verilog/dv/make/env.makefile
@@ -52,7 +52,7 @@
 #######################################################################
 
 export GCC_PATH?=      $(TOOLS)/bin
-export GCC_PREFIX?=    riscv64-unknown-linux-gnu
+export GCC_PREFIX?=    riscv32-unknown-linux-gnu
 
 
 ############## USER SPECIFIC DEFINE ##################
diff --git a/verilog/dv/user_i2cm/user_i2cm_tb.v b/verilog/dv/user_i2cm/user_i2cm_tb.v
index e0f8219..e41e0d2 100644
--- a/verilog/dv/user_i2cm/user_i2cm_tb.v
+++ b/verilog/dv/user_i2cm/user_i2cm_tb.v
@@ -146,7 +146,7 @@
    wb_user_core_write(`ADDR_SPACE_WBHOST+`WBHOST_GLBL_CFG,'h01);
 
    // Enable I2C Multi Functional Ports
-   wb_user_core_write(`ADDR_SPACE_PINMUX+`PINMUX_GPIO_MULTI_FUNC,'h4000);
+   wb_user_core_write(`ADDR_SPACE_PINMUX+`PINMUX_GPIO_MULTI_FUNC,'h8000);
 
    // Remove i2m reset
    wb_user_core_write(`ADDR_SPACE_PINMUX+`PINMUX_GBL_CFG0,'h010);
diff --git a/verilog/dv/user_sspi/user_sspi_tb.v b/verilog/dv/user_sspi/user_sspi_tb.v
index c8e3f5c..7a50429 100644
--- a/verilog/dv/user_sspi/user_sspi_tb.v
+++ b/verilog/dv/user_sspi/user_sspi_tb.v
@@ -456,7 +456,7 @@
 `endif    
 
 //------------------------------------------------------
-//  Integrate the Serial flash with qurd support to
+//  Integrate the Serial flash with quad support to
 //  user core using the gpio pads
 //  ----------------------------------------------------
    wire flash_io1;