Resolve "Allow creating an I2C address"

Closes #3 (closed)

fpga_device_manager/res/vtemplates/efb.v.tpl

@@ -73,14 +73,14 @@ module efb (wb_clk_i, wb_rst_i, wb_cyc_i, wb_stb_i, wb_we_i, wb_adr_i,
     defparam EFBInst_0.I2C2_GEN_CALL = "DISABLED" ;
     defparam EFBInst_0.I2C2_CLK_DIVIDER = 125 ;
     defparam EFBInst_0.I2C2_BUS_PERF = "100kHz" ;
-    defparam EFBInst_0.I2C2_SLAVE_ADDR = {{ slave_addr }} ;
+    defparam EFBInst_0.I2C2_SLAVE_ADDR = "{{ slave_addr }}" ;
     defparam EFBInst_0.I2C2_ADDRESSING = "7BIT" ;
     defparam EFBInst_0.EFB_I2C2 = "ENABLED" ;
     defparam EFBInst_0.I2C1_WAKEUP = "DISABLED" ;
     defparam EFBInst_0.I2C1_GEN_CALL = "DISABLED" ;
     defparam EFBInst_0.I2C1_CLK_DIVIDER = 1 ;
     defparam EFBInst_0.I2C1_BUS_PERF = "100kHz" ;
-    defparam EFBInst_0.I2C1_SLAVE_ADDR = {{ slave_addr }} ;
+    defparam EFBInst_0.I2C1_SLAVE_ADDR = "{{ slave_addr }}" ;
     defparam EFBInst_0.I2C1_ADDRESSING = "7BIT" ;
     defparam EFBInst_0.EFB_I2C1 = "DISABLED" ;
     defparam EFBInst_0.EFB_WB_CLK_FREQ = "50.0" ;