diff --git a/openlane/cntr_example/config.tcl b/openlane/cntr_example/config.tcl
new file mode 100644
index 0000000..7a88c06
--- /dev/null
+++ b/openlane/cntr_example/config.tcl
@@ -0,0 +1,48 @@
+# User config
+set script_dir [file dirname [file normalize [info script]]]
+
+# name of your project, should also match the name of the top module
+set ::env(DESIGN_NAME) cntr_example
+
+set ::env(STD_CELL_LIBRARY) "gf180mcu_fd_sc_mcu7t5v0"
+
+# add your source files here
+#set ::env(VERILOG_FILES) "$::env(DESIGN_DIR)/../../verilog/rtl/wrapped_multiplier.v \
+#set ::env(VERILOG_FILES) "$::env(DESIGN_DIR)/../../verilog/rtl/wrapped_multiplier.v \
+#    $::env(DESIGN_DIR)/../../verilog/rtl/multilib.v"
+set ::env(VERILOG_FILES) [glob $::env(DESIGN_DIR)/../../verilog/rtl/cntr_example.v]
+
+# set absolute size of the die to 300 x 300 um
+#set ::env(DIE_AREA) "0 0 900 900" for two 4-bit counter
+set ::env(DIE_AREA) "0 0 1500 1500"
+set ::env(FP_SIZING) absolute
+
+#set ::env(FP_CORE_UTIL) 40 for two 4-bit counter
+set ::env(FP_CORE_UTIL) 20
+set ::env(PL_TARGET_DENSITY) [ expr ($::env(FP_CORE_UTIL)+5) / 100.0 ]
+
+# define number of IO pads
+set ::env(SYNTH_DEFINES) "MPRJ_IO_PADS=38"
+
+# clock period is ns
+# need 40MHz for VGA out = 25ns
+# copied from VGA example
+#set ::env(CLOCK_PERIOD) "35" for two 4-bit counter
+set ::env(CLOCK_PERIOD) "65"
+set ::env(CLOCK_PORT) "wb_clk_i"
+#set ::env(CLOCK_PORT) "clk"
+
+# macro needs to work inside Caravel, so can't be core and can't use metal 5
+set ::env(DESIGN_IS_CORE) 0
+set ::env(RT_MAX_LAYER) {Metal4}
+
+# define power straps so the macro works inside Caravel's PDN
+set ::env(VDD_NETS) [list {vdd}]
+set ::env(GND_NETS) [list {vss}]
+
+# regular pin order seems to help with aggregating all the macros for the group project
+#set ::env(FP_PIN_ORDER_CFG) $script_dir/pin_order.cfg
+
+set ::env(FP_IO_VTHICKNESS_MULT) 4
+set ::env(FP_IO_HTHICKNESS_MULT) 4
+