VCO and defult block in. compare out have issue on top level net nameing, @Zexi,please help that if you can
diff --git a/mag/sky130A.magicrc b/mag/sky130A.magicrc
new file mode 100755
index 0000000..52d0ed8
--- /dev/null
+++ b/mag/sky130A.magicrc
@@ -0,0 +1,87 @@
+puts stdout "Sourcing design .magicrc for technology sky130A ..."
+
+# Put grid on 0.005 pitch. This is important, as some commands don't
+# rescale the grid automatically (such as lef read?).
+
+set scalefac [tech lambda]
+if {[lindex $scalefac 1] < 2} {
+ scalegrid 1 2
+}
+
+# drc off
+drc euclidean on
+# Change this to a fixed number for repeatable behavior with GDS writes
+# e.g., "random seed 12345"
+catch {random seed}
+
+# Turn off the scale option on ext2spice or else it conflicts with the
+# scale in the model files.
+ext2spice scale off
+
+# Allow override of PDK path from environment variable PDK_ROOT
+# "file nativename" guards against a local PDK_ROOT with "~" in the name
+if {[catch {set PDK_ROOT [file nativename $env(PDK_ROOT)]}]} {
+ set PDK_ROOT /foss/pdk
+}
+
+# loading technology
+tech load $PDK_ROOT/sky130A/libs.tech/magic/sky130A.tech
+
+# load device generator
+source $PDK_ROOT/sky130A/libs.tech/magic/sky130A.tcl
+
+# load bind keys (optional)
+# source $PDK_ROOT/sky130A/libs.tech/magic/sky130A-BindKeys
+
+# set units to lambda grid
+snap lambda
+
+# set sky130 standard power, ground, and substrate names
+set VDD VPWR
+set GND VGND
+set SUB VSUBS
+
+# Allow override of type of magic library views used, "mag" or "maglef",
+# from environment variable MAGTYPE
+
+if {[catch {set MAGTYPE $env(MAGTYPE)}]} {
+ set MAGTYPE mag
+}
+
+# add path to reference cells
+if {[file isdir ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}]} {
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_fd_pr
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_fd_io
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_fd_sc_hd
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_fd_sc_hdll
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_fd_sc_hs
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_fd_sc_hvl
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_fd_sc_lp
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_fd_sc_ls
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_fd_sc_ms
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_osu_sc
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_osu_sc_t18
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_ml_xx_hd
+ addpath ${PDK_ROOT}/sky130A/libs.ref/${MAGTYPE}/sky130_sram_macros
+} else {
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_fd_pr/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_fd_io/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_fd_sc_hd/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_fd_sc_hdll/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_fd_sc_hs/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_fd_sc_hvl/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_fd_sc_lp/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_fd_sc_ls/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_fd_sc_ms/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_osu_sc/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_osu_sc_t18/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_ml_xx_hd/${MAGTYPE}
+ addpath ${PDK_ROOT}/sky130A/libs.ref/sky130_sram_macros/${MAGTYPE}
+}
+
+# add path to GDS cells
+
+# add path to IP from catalog. This procedure defined in the PDK script.
+catch {magic::query_mylib_ip}
+# add path to local IP from user design space. Defined in the PDK script.
+catch {magic::query_my_projects}
