diff --git a/6502/C64/Makefile b/6502/C64/Makefile
index 0fb31c6..7280c81 100644
--- a/6502/C64/Makefile
+++ b/6502/C64/Makefile
@@ -8,6 +8,8 @@ VERSION=vf-latest
 
 vf_blk_d64_files = $(wildcard disks/*.d64)
 vf_blk_fth_files = $(patsubst %.d64, %.fth, $(vf_blk_d64_files))
+vf_fth_files = $(wildcard src/vf-*.fth)
+vf_fth_files_petscii = $(patsubst src/%, cbmfiles/%, $(vf_fth_files))
 
 test_files = $(wildcard tests/*.f*)
 test_files_petscii = $(patsubst tests/%, cbmfiles/%, $(test_files))
@@ -28,6 +30,12 @@ test: test-c64.result test-c16.result
 
 test64: test-c64.result
 
+# Temporary bincmp target while the old and the new binaries are still
+# expected to be binary identical.
+bincmp: cbmfiles/c64-vf-latest cbmfiles/c16-vf-latest
+	cmp cbmfiles/c64-vf-latest cbmfiles/c64-volksforth83
+	cmp cbmfiles/c16-vf-latest cbmfiles/c16-volksforth83
+
 run-devenv: emulator/devenv.T64
 	emulator/run-in-vice.sh devenv
 
@@ -40,20 +48,24 @@ run-testbase16: emulator/testbase16.T64
 
 # Targetcompiler targets
 
-cbmfiles/tcbase: emulator/c64-testbase.T64 emulator/build-tcbase.sh \
-    disks/vforth4_2.d64  disks/tc38q.d64 cbmfiles/mk-tcbase.fth
+cbmfiles/tcbase: emulator/c64-volksforth83.T64 emulator/build-tcbase.sh \
+    disks/tc38q.d64 disks/file-words.d64 cbmfiles/tc-base.fth
 	emulator/build-tcbase.sh
 
-cbmfiles/c64-vf-latest: emulator/tcbase.T64 emulator/build-c64forth.sh \
-    disks/vforth4_2.d64  disks/tc38q.d64 cbmfiles/mk-c64forth.fth
-	emulator/build-c64forth.sh
+cbmfiles/c64-vf-latest: emulator/tcbase.T64 emulator/build-vf.sh \
+    disks/vforth4_2.d64 disks/tc38q.d64 $(vf_fth_files_petscii)
+	emulator/build-vf.sh vf-c64-main.fth c64-vf-latest
+
+# C16 with 64 kB RAM or Plus4 - called (C16+ in the sources.
+cbmfiles/c16-vf-latest: emulator/tcbase.T64 emulator/build-vf.sh \
+    disks/vforth4_2.d64 disks/tc38q.d64 $(vf_fth_files_petscii)
+	emulator/build-vf.sh vf-c16-main.fth c16-vf-latest
+
+# C16 with 32 kB RAM - called (C16- in the sources.
+cbmfiles/c16-vf-32k: emulator/tcbase.T64 emulator/build-vf.sh \
+    disks/vforth4_2.d64 disks/tc38q.d64 $(vf_fth_files_petscii)
+	emulator/build-vf.sh vf-c16-32k.fth c16-vf-32k
 
-# Temp stopgap to fit c16 into default use of VERSION=vf-latest
-# until we have a proper c16 targetcompiler rule.
-# Missing part: Moving the target machine definition from vforth4_2.d64
-# screen 9 to somewhere more flexible. Likely two .fth files.
-cbmfiles/c16-vf-latest: cbmfiles/c16-volksforth83
-	cp $< $@
 
 # Core test targets
 
diff --git a/6502/C64/cbmfiles/.gitignore b/6502/C64/cbmfiles/.gitignore
index fbf7330..a36d65a 100644
--- a/6502/C64/cbmfiles/.gitignore
+++ b/6502/C64/cbmfiles/.gitignore
@@ -1,3 +1,5 @@
 *.fth
 core.fr
 notdone
+c64-testbase
+c16-testbase
diff --git a/6502/C64/cbmfiles/c16-vf-latest b/6502/C64/cbmfiles/c16-vf-latest
new file mode 100644
index 0000000..0b38587
Binary files /dev/null and b/6502/C64/cbmfiles/c16-vf-latest differ
diff --git a/6502/C64/cbmfiles/tcbase b/6502/C64/cbmfiles/tcbase
index 0ff1c57..cdbdb8d 100644
Binary files a/6502/C64/cbmfiles/tcbase and b/6502/C64/cbmfiles/tcbase differ
diff --git a/6502/C64/emulator/build-c64forth.sh b/6502/C64/emulator/build-c64forth.sh
deleted file mode 100755
index cc0a10a..0000000
--- a/6502/C64/emulator/build-c64forth.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/bin/bash
-set -e
-
-emulatordir="$(dirname "${BASH_SOURCE[0]}")"
-basedir="$(realpath --relative-to="$PWD" "${emulatordir}/..")"
-
-rm -f "${basedir}/cbmfiles/c64-vf-latest"
-
-keybuf="include mk-c64forth.fth\n\
-save-target c64-vf-latest\ndos s0:notdone\n"
-
-DISK9=vforth4_2 DISK10=tc38q "${emulatordir}/run-in-vice.sh" \
-  "tcbase" "${keybuf}"
diff --git a/6502/C64/emulator/build-tcbase.sh b/6502/C64/emulator/build-tcbase.sh
index 01cac95..9bdc6f4 100755
--- a/6502/C64/emulator/build-tcbase.sh
+++ b/6502/C64/emulator/build-tcbase.sh
@@ -1,4 +1,7 @@
 #!/bin/bash
+# build script for the resident part of the target compiler running
+# on the C64.
+
 set -e
 
 emulatordir="$(dirname "${BASH_SOURCE[0]}")"
@@ -6,8 +9,9 @@ basedir="$(realpath --relative-to="$PWD" "${emulatordir}/..")"
 
 rm -f "${basedir}/cbmfiles/tcbase"
 
-keybuf="2 drive 4 load\ninclude mk-tcbase.fth\n\
+keybuf="3 drive 20 load\n3 drive 10 load\nsave\n\
+2 drive 4 load\ninclude tc-base.fth\n\
 savesystem tcbase\ndos s0:notdone\n"
 
-DISK9=vforth4_2 DISK10=tc38q "${emulatordir}/run-in-vice.sh" \
-  "c64-testbase" "${keybuf}"
+DISK10=tc38q DISK11=file-words "${emulatordir}/run-in-vice.sh" \
+  "c64-volksforth83" "${keybuf}"
diff --git a/6502/C64/emulator/build-testbase16.sh b/6502/C64/emulator/build-testbase16.sh
deleted file mode 100755
index bbf3660..0000000
--- a/6502/C64/emulator/build-testbase16.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/bin/bash
-set -e
-
-emulatordir="$(dirname "${BASH_SOURCE[0]}")"
-basedir="$(realpath --relative-to="$PWD" "${emulatordir}/..")"
-
-rm -f "${basedir}/cbmfiles/testbase"
-
-# load savesystem w/o editor from file-words.d64 block 20.
-# load include and dos from file-words.d64 block 10.
-# savesystem and then scratch file notdone to exit emulator.
-keybuf="3 drive 20 load\n3 drive 10 load\n\
-savesystem testbase16\ndos s0:notdone\n"
-
-VICE=xplus4 DISK11=file-words "${emulatordir}/run-in-vice.sh" \
-  "c16-volksforth83" "${keybuf}"
diff --git a/6502/C64/emulator/build-vf.sh b/6502/C64/emulator/build-vf.sh
new file mode 100755
index 0000000..cf4d611
--- /dev/null
+++ b/6502/C64/emulator/build-vf.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# Script for target-compiling the CBM versions of VolksForth.
+# It uses the tcbase binary, i.e. the resident part of the target
+# compiler, adds the transient part of the target compiler, then
+# loads the VolksForth sources, and saves the target.
+
+set -e
+
+emulatordir="$(dirname "${BASH_SOURCE[0]}")"
+basedir="$(realpath --relative-to="$PWD" "${emulatordir}/..")"
+
+source="$1"
+target="$2"
+
+rm -f "${basedir}/cbmfiles/${target}"
+
+keybuf="include ${source}\nsave-target ${target}\ndos s0:notdone\n"
+
+DISK9=vforth4_2 DISK10=tc38q "${emulatordir}/run-in-vice.sh" \
+  "tcbase" "${keybuf}"
diff --git a/6502/C64/src/mk-c64forth.fth b/6502/C64/src/mk-c64forth.fth
deleted file mode 100644
index 50b473f..0000000
--- a/6502/C64/src/mk-c64forth.fth
+++ /dev/null
@@ -1,6 +0,0 @@
-
-hex
-
-2 drive 27 30 thru
-
-1 drive f load
diff --git a/6502/C64/src/mk-tcbase.fth b/6502/C64/src/tc-base.fth
similarity index 56%
rename from 6502/C64/src/mk-tcbase.fth
rename to 6502/C64/src/tc-base.fth
index 54a605f..ba4e7e2 100644
--- a/6502/C64/src/mk-tcbase.fth
+++ b/6502/C64/src/tc-base.fth
@@ -1,5 +1,7 @@
 
-: edit  list ;
+\ loadfile for the resident part of the target compiler.
+
+' list alias edit
 
 : .blk  ( -)
  blk @ ?dup IF  ."  Blk " u. ?cr  THEN ;
diff --git a/6502/C64/src/vf-c16-32k.fth b/6502/C64/src/vf-c16-32k.fth
new file mode 100644
index 0000000..075599e
--- /dev/null
+++ b/6502/C64/src/vf-c16-32k.fth
@@ -0,0 +1,34 @@
+
+hex
+
+2 drive 27 30 thru
+
+1 drive
+
+Onlyforth hex
+  c    load   \ clear memory and
+  d e  thru   \ clr labels  .status
+
+\ *** Block No. 9, Hexblock 9
+
+\ Target-Machine              clv06dec88
+
+cr .( Host is: )
+    (64  .( C64) C)
+    (16  .( C16) C)
+
+       : )     ; immediate
+       : (C    ; immediate
+
+\      : (C64  ; immediate
+       : (C16  ; immediate
+\      : (C16+ ; immediate
+       : (C16- ; immediate
+
+       : (C64  [compile] ( ; immediate
+\      : (C16  [compile] ( ; immediate
+       : (C16+ [compile] ( ; immediate
+\      : (C16- [compile] ( ; immediate
+
+
+include vf-main.fth
diff --git a/6502/C64/src/vf-c16-main.fth b/6502/C64/src/vf-c16-main.fth
new file mode 100644
index 0000000..2bb8569
--- /dev/null
+++ b/6502/C64/src/vf-c16-main.fth
@@ -0,0 +1,43 @@
+
+hex
+
+2 drive 27 30 thru
+
+1 drive
+
+Onlyforth hex
+  c    load   \ clear memory and
+  d e  thru   \ clr labels  .status
+
+\ *** Block No. 9, Hexblock 9
+
+\ Target-Machine              clv06dec88
+
+cr .( Host is: )
+    (64  .( C64) C)
+    (16  .( C16) C)
+
+       : )     ; immediate
+       : (C    ; immediate
+
+\      : (C64  ; immediate
+       : (C16  ; immediate
+       : (C16+ ; immediate
+\      : (C16- ; immediate
+
+       : (C64  [compile] ( ; immediate
+\      : (C16  [compile] ( ; immediate
+\      : (C16+ [compile] ( ; immediate
+       : (C16- [compile] ( ; immediate
+
+\ *** Block No. 10, Hexblock a
+
+\ load/remove  JSR-Macros    clv14.4.87)
+
+Assembler also definitions
+
+\needs C16+Jsr          8 load
+' C16+Jsr Is Jsr .( JSR Is:C16+  )
+
+
+include vf-main.fth
diff --git a/6502/C64/src/vf-c64-main.fth b/6502/C64/src/vf-c64-main.fth
new file mode 100644
index 0000000..1ee019a
--- /dev/null
+++ b/6502/C64/src/vf-c64-main.fth
@@ -0,0 +1,34 @@
+
+hex
+
+2 drive 27 30 thru
+
+1 drive
+
+Onlyforth hex
+  c    load   \ clear memory and
+  d e  thru   \ clr labels  .status
+
+\ *** Block No. 9, Hexblock 9
+
+\ Target-Machine              clv06dec88
+
+cr .( Host is: )
+    (64  .( C64) C)
+    (16  .( C16) C)
+
+       : )     ; immediate
+       : (C    ; immediate
+
+       : (C64  ; immediate
+\      : (C16  ; immediate
+\      : (C16+ ; immediate
+\      : (C16- ; immediate
+
+\      : (C64  [compile] ( ; immediate
+       : (C16  [compile] ( ; immediate
+       : (C16+ [compile] ( ; immediate
+       : (C16- [compile] ( ; immediate
+
+
+include vf-main.fth
diff --git a/6502/C64/src/vf-main.fth b/6502/C64/src/vf-main.fth
new file mode 100644
index 0000000..7430516
--- /dev/null
+++ b/6502/C64/src/vf-main.fth
@@ -0,0 +1,24 @@
+
+
+include vf-pr-target.fth
+
+Onlyforth
+
+(C64 $801 ) (C16 $1001 ) dup displace !
+
+Target definitions   here!
+
+$10 $7D thru
+
+Assembler nonrelocate
+
+.unresolved
+
+' .blk is .status
+
+include vf-pr-target.fth
+
+cr .( for manual saving:)
+cr .( save-target volksforth83)
+cr
+quit
diff --git a/6502/C64/src/vf-pr-target.fth b/6502/C64/src/vf-pr-target.fth
new file mode 100644
index 0000000..c14648e
--- /dev/null
+++ b/6502/C64/src/vf-pr-target.fth
@@ -0,0 +1,18 @@
+\ *** Block No. 11, Hexblock b
+
+cr .( Target is: ) \         clv14.4.87)
+
+
+(C    .( CBM )
+(C64  .( C64 )
+(C16  .( C16 with )
+(C16+ .( 64kb )
+(C16- .( 32kb )
+
+cr .( Target is not: )
+
+(C    \ )      .( CBM, )
+(C64  \ )      .( C64, )
+(C16  \ )      .( C16, )
+(C16+ \ )      .( C16+64kb, )
+(C16- \ )      .( C16-32kb, )