diff --git a/test/cp437.tal b/test/cp437.tal
new file mode 100644
index 0000000..0d4998d
--- /dev/null
+++ b/test/cp437.tal
@@ -0,0 +1,259 @@
+&nul ( null )
+ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ 00 7e c3 81 a5 81 bd 99 c3 7e 00 00 00 00 00 00
+ 00 7e ff ff db ff c3 e7 ff 7e 00 00 00 00 00 00
+ 00 00 44 ee fe fe fe 7c 38 10 00 00 00 00 00 00
+ 00 10 38 7c fe fe 7c 38 10 00 00 00 00 00 00 00
+ 00 18 3c 3c ff e7 e7 18 18 7e 00 00 00 00 00 00
+ 00 18 3c 7e ff ff 7e 18 18 7e 00 00 00 00 00 00
+ 00 00 00 00 3c 7e 7e 3c 00 00 00 00 00 00 00 00
+ ff ff ff ff c3 81 81 c3 ff ff ff ff 00 00 00 00
+ 00 00 3c 7e 66 42 42 66 7e 3c 00 00 00 00 00 00
+ ff ff c3 81 99 bd bd 99 81 c3 ff ff 00 00 00 00
+ 00 3e 0e 3a 72 f8 cc cc cc 78 00 00 00 00 00 00
+ 00 3c 66 66 66 3c 18 7e 18 18 00 00 00 00 00 00
+ 00 1f 19 19 1f 18 18 78 f8 70 00 00 00 00 00 00
+ 00 7f 63 7f 63 63 63 67 e7 e6 c0 00 00 00 00 00
+ 00 00 18 db 7e e7 e7 7e db 18 00 00 00 00 00 00
+ 00 80 c0 e0 f8 fe f8 e0 c0 80 00 00 00 00 00 00
+ 00 02 06 0e 3e fe 3e 0e 06 02 00 00 00 00 00 00
+ 00 18 3c 7e 18 18 18 7e 3c 18 00 00 00 00 00 00
+ 00 66 66 66 66 66 00 00 66 66 00 00 00 00 00 00
+ 00 7f db db db 7b 1b 1b 1b 1b 00 00 00 00 00 00
+ 00 7e 63 30 3c 66 66 3c 0c c6 7e 00 00 00 00 00
+ 00 00 00 00 00 00 00 fe fe fe 00 00 00 00 00 00
+ 00 18 3c 7e 18 18 18 7e 3c 18 7e 00 00 00 00 00
+ 00 18 3c 7e 18 18 18 18 18 18 00 00 00 00 00 00
+ 00 18 18 18 18 18 18 7e 3c 18 00 00 00 00 00 00
+ 00 00 00 18 0c fe 0c 18 00 00 00 00 00 00 00 00
+ 00 00 00 30 60 fe 60 30 00 00 00 00 00 00 00 00
+ 00 00 00 00 c0 c0 c0 fe 00 00 00 00 00 00 00 00
+ 00 00 00 24 66 ff 66 24 00 00 00 00 00 00 00 00
+&rs ( record separator )
+ 00 00 10 10 38 38 7c 7c fe fe 00 00 00 00 00 00
+ 00 00 fe fe 7c 7c 38 38 10 10 00 00 00 00 00 00
+&space ( space )
+ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ 00 30 78 78 78 30 30 00 30 30 00 00 00 00 00 00
+ 00 66 66 66 24 00 00 00 00 00 00 00 00 00 00 00
+ 00 6c 6c fe 6c 6c 6c fe 6c 6c 00 00 00 00 00 00
+ 30 30 7c c0 c0 78 0c 0c f8 30 30 00 00 00 00 00
+ 00 00 00 c4 cc 18 30 60 cc 8c 00 00 00 00 00 00
+ 00 70 d8 d8 70 fa de cc dc 76 00 00 00 00 00 00
+ 00 30 30 30 60 00 00 00 00 00 00 00 00 00 00 00
+ 00 0c 18 30 60 60 60 30 18 0c 00 00 00 00 00 00
+ 00 60 30 18 0c 0c 0c 18 30 60 00 00 00 00 00 00
+ 00 00 00 66 3c ff 3c 66 00 00 00 00 00 00 00 00
+ 00 00 00 18 18 7e 18 18 00 00 00 00 00 00 00 00
+ 00 00 00 00 00 00 00 00 38 38 60 00 00 00 00 00
+ 00 00 00 00 00 fe 00 00 00 00 00 00 00 00 00 00
+ 00 00 00 00 00 00 00 00 38 38 00 00 00 00 00 00
+ 00 00 02 06 0c 18 30 60 c0 80 00 00 00 00 00 00
+ 00 7c c6 ce de d6 f6 e6 c6 7c 00 00 00 00 00 00
+ 00 10 30 f0 30 30 30 30 30 fc 00 00 00 00 00 00
+ 00 78 cc cc 0c 18 30 60 cc fc 00 00 00 00 00 00
+ 00 78 cc 0c 0c 38 0c 0c cc 78 00 00 00 00 00 00
+ 00 0c 1c 3c 6c cc fe 0c 0c 1e 00 00 00 00 00 00
+ 00 fc c0 c0 c0 f8 0c 0c cc 78 00 00 00 00 00 00
+ 00 38 60 c0 c0 f8 cc cc cc 78 00 00 00 00 00 00
+ 00 fe c6 c6 06 0c 18 30 30 30 00 00 00 00 00 00
+ 00 78 cc cc cc 78 cc cc cc 78 00 00 00 00 00 00
+ 00 78 cc cc cc 7c 18 18 30 70 00 00 00 00 00 00
+ 00 00 00 38 38 00 00 38 38 00 00 00 00 00 00 00
+ 00 00 00 38 38 00 00 38 38 18 30 00 00 00 00 00
+ 00 0c 18 30 60 c0 60 30 18 0c 00 00 00 00 00 00
+ 00 00 00 00 7e 00 7e 00 00 00 00 00 00 00 00 00
+ 00 60 30 18 0c 06 0c 18 30 60 00 00 00 00 00 00
+ 00 78 cc 0c 18 30 30 00 30 30 00 00 00 00 00 00
+ 00 7c c6 c6 de de de c0 c0 7c 00 00 00 00 00 00
+ 00 30 78 cc cc cc fc cc cc cc 00 00 00 00 00 00
+ 00 fc 66 66 66 7c 66 66 66 fc 00 00 00 00 00 00
+ 00 3c 66 c6 c0 c0 c0 c6 66 3c 00 00 00 00 00 00
+ 00 f8 6c 66 66 66 66 66 6c f8 00 00 00 00 00 00
+ 00 fe 62 60 64 7c 64 60 62 fe 00 00 00 00 00 00
+ 00 fe 66 62 64 7c 64 60 60 f0 00 00 00 00 00 00
+ 00 3c 66 c6 c0 c0 ce c6 66 3e 00 00 00 00 00 00
+ 00 cc cc cc cc fc cc cc cc cc 00 00 00 00 00 00
+ 00 78 30 30 30 30 30 30 30 78 00 00 00 00 00 00
+ 00 1e 0c 0c 0c 0c cc cc cc 78 00 00 00 00 00 00
+ 00 e6 66 6c 6c 78 6c 6c 66 e6 00 00 00 00 00 00
+ 00 f0 60 60 60 60 62 66 66 fe 00 00 00 00 00 00
+ 00 c6 ee fe fe d6 c6 c6 c6 c6 00 00 00 00 00 00
+ 00 c6 c6 e6 f6 fe de ce c6 c6 00 00 00 00 00 00
+ 00 38 6c c6 c6 c6 c6 c6 6c 38 00 00 00 00 00 00
+ 00 fc 66 66 66 7c 60 60 60 f0 00 00 00 00 00 00
+ 00 38 6c c6 c6 c6 ce de 7c 0c 1e 00 00 00 00 00
+ 00 fc 66 66 66 7c 6c 66 66 e6 00 00 00 00 00 00
+ 00 78 cc cc c0 70 18 cc cc 78 00 00 00 00 00 00
+ 00 fc b4 30 30 30 30 30 30 78 00 00 00 00 00 00
+ 00 cc cc cc cc cc cc cc cc 78 00 00 00 00 00 00
+ 00 cc cc cc cc cc cc cc 78 30 00 00 00 00 00 00
+ 00 c6 c6 c6 c6 d6 d6 6c 6c 6c 00 00 00 00 00 00
+ 00 cc cc cc 78 30 78 cc cc cc 00 00 00 00 00 00
+ 00 cc cc cc cc 78 30 30 30 78 00 00 00 00 00 00
+ 00 fe ce 98 18 30 60 62 c6 fe 00 00 00 00 00 00
+ 00 3c 30 30 30 30 30 30 30 3c 00 00 00 00 00 00
+ 00 00 80 c0 60 30 18 0c 06 02 00 00 00 00 00 00
+ 00 3c 0c 0c 0c 0c 0c 0c 0c 3c 00 00 00 00 00 00
+ 10 38 6c c6 00 00 00 00 00 00 00 00 00 00 00 00
+ 00 00 00 00 00 00 00 00 00 00 ff 00 00 00 00 00
+ 30 30 18 00 00 00 00 00 00 00 00 00 00 00 00 00
+ 00 00 00 00 78 0c 7c cc cc 76 00 00 00 00 00 00
+ 00 e0 60 60 7c 66 66 66 66 dc 00 00 00 00 00 00
+ 00 00 00 00 78 cc c0 c0 cc 78 00 00 00 00 00 00
+ 00 1c 0c 0c 7c cc cc cc cc 76 00 00 00 00 00 00
+ 00 00 00 00 78 cc fc c0 cc 78 00 00 00 00 00 00
+ 00 38 6c 60 60 f8 60 60 60 f0 00 00 00 00 00 00
+ 00 00 00 00 76 cc cc cc 7c 0c cc 78 00 00 00 00
+ 00 e0 60 60 6c 76 66 66 66 e6 00 00 00 00 00 00
+ 00 18 18 00 78 18 18 18 18 7e 00 00 00 00 00 00
+ 00 0c 0c 00 3c 0c 0c 0c 0c cc cc 78 00 00 00 00
+ 00 e0 60 60 66 6c 78 6c 66 e6 00 00 00 00 00 00
+ 00 78 18 18 18 18 18 18 18 7e 00 00 00 00 00 00
+ 00 00 00 00 fc d6 d6 d6 d6 c6 00 00 00 00 00 00
+ 00 00 00 00 f8 cc cc cc cc cc 00 00 00 00 00 00
+ 00 00 00 00 78 cc cc cc cc 78 00 00 00 00 00 00
+ 00 00 00 00 dc 66 66 66 66 7c 60 f0 00 00 00 00
+ 00 00 00 00 76 cc cc cc cc 7c 0c 1e 00 00 00 00
+ 00 00 00 00 ec 6e 76 60 60 f0 00 00 00 00 00 00
+ 00 00 00 00 78 cc 60 18 cc 78 00 00 00 00 00 00
+ 00 00 20 60 fc 60 60 60 6c 38 00 00 00 00 00 00
+ 00 00 00 00 cc cc cc cc cc 76 00 00 00 00 00 00
+ 00 00 00 00 cc cc cc cc 78 30 00 00 00 00 00 00
+ 00 00 00 00 c6 c6 d6 d6 6c 6c 00 00 00 00 00 00
+ 00 00 00 00 c6 6c 38 38 6c c6 00 00 00 00 00 00
+ 00 00 00 00 66 66 66 66 3c 0c 18 f0 00 00 00 00
+ 00 00 00 00 fc 8c 18 60 c4 fc 00 00 00 00 00 00
+ 00 1c 30 30 60 c0 60 30 30 1c 00 00 00 00 00 00
+ 00 18 18 18 18 00 18 18 18 18 00 00 00 00 00 00
+ 00 e0 30 30 18 0c 18 30 30 e0 00 00 00 00 00 00
+ 00 73 da ce 00 00 00 00 00 00 00 00 00 00 00 00
+ 00 00 00 10 38 6c c6 c6 fe 00 00 00 00 00 00 00
+ 00 78 cc cc c0 c0 c0 cc cc 78 30 60 00 00 00 00
+ 00 cc cc 00 cc cc cc cc cc 76 00 00 00 00 00 00
+ 0c 18 30 00 78 cc fc c0 cc 78 00 00 00 00 00 00
+ 30 78 cc 00 78 0c 7c cc cc 76 00 00 00 00 00 00
+ 00 cc cc 00 78 0c 7c cc cc 76 00 00 00 00 00 00
+ c0 60 30 00 78 0c 7c cc cc 76 00 00 00 00 00 00
+ 38 6c 6c 38 f8 0c 7c cc cc 76 00 00 00 00 00 00
+ 00 00 00 00 78 cc c0 c0 cc 78 30 60 00 00 00 00
+ 30 78 cc 00 78 cc fc c0 c0 7c 00 00 00 00 00 00
+ 00 cc cc 00 78 cc fc c0 c0 7c 00 00 00 00 00 00
+ c0 60 30 00 78 cc fc c0 c0 7c 00 00 00 00 00 00
+ 00 6c 6c 00 78 18 18 18 18 7e 00 00 00 00 00 00
+ 10 38 6c 00 78 18 18 18 18 7e 00 00 00 00 00 00
+ 60 30 18 00 78 18 18 18 18 7e 00 00 00 00 00 00
+ 00 cc 00 30 78 cc cc fc cc cc 00 00 00 00 00 00
+ 78 cc cc 78 78 cc cc fc cc cc 00 00 00 00 00 00
+ 0c 18 00 fc c4 c0 f8 c0 c4 fc 00 00 00 00 00 00
+ 00 00 00 00 fe 1b 7f d8 d8 ef 00 00 00 00 00 00
+ 00 3e 78 d8 d8 fe d8 d8 d8 de 00 00 00 00 00 00
+ 30 78 cc 00 78 cc cc cc cc 78 00 00 00 00 00 00
+ 00 cc cc 00 78 cc cc cc cc 78 00 00 00 00 00 00
+ c0 60 30 00 78 cc cc cc cc 78 00 00 00 00 00 00
+ 30 78 cc 00 cc cc cc cc cc 76 00 00 00 00 00 00
+ c0 60 30 00 cc cc cc cc cc 76 00 00 00 00 00 00
+ 00 66 66 00 66 66 66 66 3c 0c 18 f0 00 00 00 00
+ 00 cc 00 78 cc cc cc cc cc 78 00 00 00 00 00 00
+ cc 00 cc cc cc cc cc cc cc 78 00 00 00 00 00 00
+ 00 00 00 00 78 cc dc ec cc 78 00 00 00 00 00 00
+ 3c 66 60 60 60 fc 60 60 c0 fe 00 00 00 00 00 00
+ 00 3a 6c ce d6 d6 d6 e6 6c b8 00 00 00 00 00 00
+ 00 00 00 00 00 c6 6c 38 6c c6 00 00 00 00 00 00
+ 0e 1b 18 18 7e 18 18 18 d8 70 00 00 00 00 00 00
+ 0c 18 30 00 78 0c 7c cc cc 76 00 00 00 00 00 00
+ 0c 18 30 00 78 18 18 18 18 7e 00 00 00 00 00 00
+ 0c 18 30 00 78 cc cc cc cc 78 00 00 00 00 00 00
+ 0c 18 30 00 cc cc cc cc cc 76 00 00 00 00 00 00
+ 00 76 dc 00 f8 cc cc cc cc cc 00 00 00 00 00 00
+ 76 dc 00 c6 e6 f6 de ce c6 c6 00 00 00 00 00 00
+ 00 78 cc cc 7e 00 fe 00 00 00 00 00 00 00 00 00
+ 00 78 cc cc 78 00 fe 00 00 00 00 00 00 00 00 00
+ 00 30 30 00 30 60 c0 c0 cc 78 00 00 00 00 00 00
+ 00 38 44 ba aa ba b2 aa 44 38 00 00 00 00 00 00
+ 00 00 00 00 00 fc 0c 0c 0c 00 00 00 00 00 00 00
+ 00 62 e6 6c 78 30 6e c3 86 0c 1f 00 00 00 00 00
+ 00 63 e6 6c 78 37 6f db b3 3f 03 00 00 00 00 00
+ 00 30 30 00 30 30 78 78 78 30 00 00 00 00 00 00
+ 00 00 00 00 33 66 cc cc 66 33 00 00 00 00 00 00
+ 00 00 00 00 cc 66 33 33 66 cc 00 00 00 00 00 00
+ 24 92 49 24 92 49 24 92 49 24 92 49 00 00 00 00
+ 55 aa 55 aa 55 aa 55 aa 55 aa 55 aa 00 00 00 00
+ 6d db b6 6d db b6 6d db b6 6d db b6 00 00 00 00
+ 18 18 18 18 18 18 18 18 18 18 18 18 00 00 00 00
+ 18 18 18 18 18 f8 18 18 18 18 18 18 00 00 00 00
+ 0c 18 00 30 78 cc cc fc cc cc 00 00 00 00 00 00
+ 78 cc 00 30 78 cc cc fc cc cc 00 00 00 00 00 00
+ 60 30 00 30 78 cc cc fc cc cc 00 00 00 00 00 00
+ 00 38 44 ba a2 a2 a2 ba 44 38 00 00 00 00 00 00
+ 66 66 66 66 e6 06 06 e6 66 66 66 66 00 00 00 00
+ 66 66 66 66 66 66 66 66 66 66 66 66 00 00 00 00
+ 00 00 00 00 fe 06 06 e6 66 66 66 66 00 00 00 00
+ 66 66 66 66 e6 06 06 fe 00 00 00 00 00 00 00 00
+ 00 30 30 78 cc c0 c0 cc 78 30 30 00 00 00 00 00
+ cc cc cc cc 78 fc 30 fc 30 30 00 00 00 00 00 00
+ 00 00 00 00 00 f8 18 18 18 18 18 18 00 00 00 00
+ 18 18 18 18 18 1f 00 00 00 00 00 00 00 00 00 00
+ 18 18 18 18 18 ff 00 00 00 00 00 00 00 00 00 00
+ 00 00 00 00 00 ff 18 18 18 18 18 18 00 00 00 00
+ 18 18 18 18 18 1f 18 18 18 18 18 18 00 00 00 00
+ 00 00 00 00 00 ff 00 00 00 00 00 00 00 00 00 00
+ 18 18 18 18 18 ff 18 18 18 18 18 18 00 00 00 00
+ 00 76 dc 00 78 0c 7c cc cc 76 00 00 00 00 00 00
+ 76 dc 00 30 78 cc cc fc cc cc 00 00 00 00 00 00
+ 66 66 66 66 67 60 60 7f 00 00 00 00 00 00 00 00
+ 00 00 00 00 7f 60 60 67 66 66 66 66 00 00 00 00
+ 66 66 66 66 e7 00 00 ff 00 00 00 00 00 00 00 00
+ 00 00 00 00 ff 00 00 e7 66 66 66 66 00 00 00 00
+ 66 66 66 66 67 60 60 67 66 66 66 66 00 00 00 00
+ 00 00 00 00 ff 00 00 ff 00 00 00 00 00 00 00 00
+ 66 66 66 66 e7 00 00 e7 66 66 66 66 00 00 00 00
+ 00 00 00 00 00 c6 7c 6c 7c c6 00 00 00 00 00 00
+ cc 30 d8 0c 06 7e c6 c6 c6 7c 00 00 00 00 00 00
+ 00 f8 6c 66 66 f6 66 66 6c f8 00 00 00 00 00 00
+ 78 cc 00 fc c4 c0 f8 c0 c4 fc 00 00 00 00 00 00
+ 00 cc 00 fc c4 c0 f8 c0 c4 fc 00 00 00 00 00 00
+ 60 30 00 fc c4 c0 f8 c0 c4 fc 00 00 00 00 00 00
+ 00 f0 30 30 30 fc 00 00 00 00 00 00 00 00 00 00
+ 18 30 00 78 30 30 30 30 30 78 00 00 00 00 00 00
+ 78 cc 00 78 30 30 30 30 30 78 00 00 00 00 00 00
+ 00 cc 00 78 30 30 30 30 30 78 00 00 00 00 00 00
+ 18 18 18 18 18 f8 00 00 00 00 00 00 00 00 00 00
+ 00 00 00 00 00 1f 18 18 18 18 18 18 00 00 00 00
+ ff ff ff ff ff ff ff ff ff ff ff ff 00 00 00 00
+ 00 00 00 00 00 00 ff ff ff ff ff ff 00 00 00 00
+ 00 18 18 18 18 00 18 18 18 18 00 00 00 00 00 00
+ 60 30 00 78 30 30 30 30 30 78 00 00 00 00 00 00
+ ff ff ff ff ff ff 00 00 00 00 00 00 00 00 00 00
+ 18 30 00 78 cc cc cc cc cc 78 00 00 00 00 00 00
+ 00 78 cc cc d8 cc cc cc f8 c0 60 00 00 00 00 00
+ 78 cc 00 78 cc cc cc cc cc 78 00 00 00 00 00 00
+ 60 30 00 78 cc cc cc cc cc 78 00 00 00 00 00 00
+ 00 76 dc 00 78 cc cc cc cc 78 00 00 00 00 00 00
+ 76 dc 00 78 cc cc cc cc cc 78 00 00 00 00 00 00
+ 00 00 00 00 66 66 66 66 66 7b 60 c0 00 00 00 00
+ 00 00 e0 60 7c 66 66 7c 60 f0 00 00 00 00 00 00
+ 00 f0 60 7c 66 66 66 7c 60 f0 00 00 00 00 00 00
+ 18 30 00 cc cc cc cc cc cc 78 00 00 00 00 00 00
+ 78 cc 00 cc cc cc cc cc cc 78 00 00 00 00 00 00
+ 60 30 00 cc cc cc cc cc cc 78 00 00 00 00 00 00
+ 06 0c 18 00 66 66 66 66 3c 0c 18 f0 00 00 00 00
+ 18 30 00 cc cc cc 78 30 30 78 00 00 00 00 00 00
+ 00 fc 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ 0c 18 30 00 00 00 00 00 00 00 00 00 00 00 00 00
+ 00 00 00 00 00 fc 00 00 00 00 00 00 00 00 00 00
+ 00 00 30 30 fc 30 30 00 fc 00 00 00 00 00 00 00
+ 00 00 00 00 00 f8 00 00 f8 00 00 00 00 00 00 00
+ e0 33 66 3c f8 37 6f db b3 3f 03 00 00 00 00 00
+ 00 7f db db db 7b 1b 1b 1b 1b 00 00 00 00 00 00
+ 00 7e 63 30 3c 66 66 3c 0c c6 7e 00 00 00 00 00
+ 00 00 30 30 00 fc 00 30 30 00 00 00 00 00 00 00
+ 00 00 00 00 00 00 00 00 00 00 30 70 00 00 00 00
+ 00 3c 66 66 66 3c 00 00 00 00 00 00 00 00 00 00
+ 00 cc 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ 00 00 00 00 00 18 00 00 00 00 00 00 00 00 00 00
+ 00 30 70 30 30 78 00 00 00 00 00 00 00 00 00 00
+ 00 78 0c 38 0c 78 00 00 00 00 00 00 00 00 00 00
+ 00 78 0c 18 30 7c 00 00 00 00 00 00 00 00 00 00
+ 00 00 00 fc fc fc fc fc fc 00 00 00 00 00 00 00
+ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
diff --git a/test/term.tal b/test/term.tal
index 2e4d2f7..dd1d07b 100644
--- a/test/term.tal
+++ b/test/term.tal
@@ -76,15 +76,32 @@
 ( ESC [ ? 1060 l   -> unset legacy keyboard emulation )
 ( ESC [ ? 1061 h   -> set VT220 keyboard emulation )
 
-( special graphics [] changes 95-126 )
+|00 @System [
+  &vect $2 &expansion $2 &title $2 &metadata $2
+  &r $2 &g $2 &b $2 ]
 
-|00 @System     [ &vect $2 &expansion $2 &title $2 &metadata $2 &r $2 &g $2 &b $2 ]
-|10 @Console    [ &vect $2 &stdin $1 &exec $2 &mode $1 &dead $1 &exit $1 &stdout $1 &stderr $1 &child $1 ]
-|20 @Screen     [ &vect $2 &w $2 &h $2 &auto  $1 &pad $1 &x $2 &y $2 &addr $2 &px $1 &sprite $1 ]
-|80 @Controller [ &vect $2 &button $1 &key $1 &fn $1 ]
-|90 @Mouse      [ &vect $2 &x $2 &y $2 &state $1 &pad $3 &scrollx $2 &scrolly $2 ]
-|a0 @File1      [ &vect $2 &ok $2 &stat $2 &del $1 &append $1 &name $2 &len $2 &r $2 &w $2 ]
-|b0 @File2      [ &vect $2 &ok $2 &stat $2 &del $1 &append $1 &name $2 &len $2 &r $2 &w $2 ]
+|10 @Console [
+  &vect $2 &stdin $1 &pad1 $4 &type $1
+  &stdout $1 &stderr $1 &proc-put $1 &pad2 $1 &param $2 &opts $1 &host-put $1 ]
+
+|20 @Screen [
+  &vect $2 &w $2 &h $2 &auto  $1 &pad $1
+  &x $2 &y $2 &addr $2 &px $1 &sprite $1 ]
+
+|80 @Controller [
+  &vect $2 &button $1 &key $1 &fn $1 ]
+
+|90 @Mouse [
+  &vect $2 &x $2 &y $2 &state $1 &pad1 $1
+  &pad2 $2 &scrollx $2 &scrolly $2 &pad3 $2 ]
+
+|a0 @File1 [
+  &vect $2 &ok $2 &stat $2 &del $1 &append $1
+  &name $2 &len $2 &r $2 &w $2 ]
+
+|b0 @File2 [
+  &vect $2 &ok $2 &stat $2 &del $1 &append $1
+  &name $2 &len $2 &r $2 &w $2 ]
 
 |0000
     @tint         $1 ( draw mode. 01=regular, 04=inverted )
@@ -120,15 +137,11 @@
     @tcem         $1 ( 01: cursor is visible, 00: cursor is invisible )
     @paste        $1 ( 01: bracketed paste is on, 00: is off )
 
-    ( margins )
-    @margin-top $2
-    @margin-bot $2
-
     ( user configuration )
     @debug       $1 ( use debug log? )
     @show-banner $1 ( show banner on startup? )
-    @visual-bell $1 ( use visual belL? 01: visual bell, 00: do nothing )
-    @border-pad  $2 ( use border? must be either 0000 or 0010 )
+    @visual-bell $1 ( flash visual bell? otherwise do nothing )
+    @border-pad  $2 ( use border? should be 0000 or 0010 )
 
 |0100
     ( metadata )
@@ -138,13 +151,13 @@
     ( user configuration defaults )
     #00   .debug STZ
     #01   .show-banner STZ
+(    #0010 .border-pad STZ2 )
     #0000 .border-pad STZ2
     #01   .visual-bell STZ
 
     ( 80 cols x 24 rows by default )
+    #0018 .rows STZ2
     #0050 .cols STZ2
-    #0018 DUP .rows STZ2 .margin-bot STZ2
-    #0000 .margin-top STZ2
 
     ( start cursor at origin - including border )
     .border-pad LDZ2 .Screen/x DEO2
@@ -172,12 +185,14 @@
 ( these only work with a patched uxnemu )
 ( on other emulators they should be no-ops )
 @setup-subprocess ( -> )
-    ;shell .Console/exec DEO2 ( set up bash subprocess )
-    #80 .Console/mode DEO     ( start bash subprocess )
+    #80 .Console/opts DEO
+    ;shell .Console/param DEO2
+    #01 .Console/host-put DEO
     JMP2r
 
 @setup-debugging ( -> )
     .debug LDZ ?&continue JMP2r &continue
+(    #99 #010e DEO ) ( put 99 in wst so #010e DEO reliably logs )
     ;debug-log .File1/name DEO2
     #01 .File1/append DEO
     JMP2r
@@ -189,7 +204,8 @@
 
 @reset-terminal ( -> )
     ( set initial cursor )
-    #0000 DUP2 .cur-x STZ2 .cur-y STZ2
+    #0000 .cur-x STZ2
+    #0000 .cur-y STZ2
 
     ( confirm no buttons pressed yet )
     #00 .lastkey STZ
@@ -198,7 +214,8 @@
     update-dimensions
 
     ( set starting tint: reverse=0, bg=0, fg=2 )
-    #02 .attr STZ update-tint
+    #02 .attr STZ
+    update-tint
 
     ( set initial modes )
     #00 .irm STZ      ( insert and move right )
@@ -206,8 +223,11 @@
     #01 .tcem STZ     ( show cursor )
     #00 .paste STZ    ( bracketed paste is off )
 
-    init-screen ( ; prepare for initial draw )
-    draw-border ( ; draw border )
+    ( prepare for initial draw )
+    init-screen
+
+    ( draw border )
+    .border-pad LDZ2 ORA ?draw-border
     JMP2r
 
 @update-dimensions ( -> )
@@ -224,7 +244,7 @@
     .rows LDZ2 #000c MUL2 ADD2 .Screen/h DEO2
     JMP2r
 
-@shell "bash 00 "-i 00 00
+@shell "bash 20 "-i 00
 
 @load-theme ( -> )
     ;&path .File1/name DEO2
@@ -283,15 +303,13 @@
 ( uses the existing .Screen/x and .Screen/y )
 ( returns them to their starting values when finished )
 @erase-fg-cell ( -> )
-    ;cp437/nul .Screen/addr DEO2 ( ; use nul character to erase )
-    #43 .Screen/sprite DEO       ( ; s/s<-40 )
+    #40 .Screen/sprite DEO       ( ; s/s<-40 )
     .Screen/y DEI2k STH2k        ( zp^ y* [y*] )
     #0004 ADD2 ROT DEO2          ( [y*] ; s/y<-y+4 )
-    #43 .Screen/sprite DEO STH2r ( y* ; s/s<-40 )
+    #40 .Screen/sprite DEO STH2r ( y* ; s/s<-40 )
     .Screen/y DEO2 JMP2r         ( ; s/y<-y )
 
 @draw-border ( -> )
-    .border-pad LDZ2 ORA ?{ JMP2r }
     ;cp437/space .Screen/addr DEO2
     #04 .Screen/sprite
     #0000 draw-border/row
@@ -383,20 +401,21 @@
 
 ( send ESC [ $c )
 @arrow ( c^ -> )
-    .Console/w STH
-    ( TODO: send ESC-$c in VT-52 mode )
-    ( TODO: send ESC-O-$c in "cursor key mode set" )
+(    .Console/w STH )
+    .Console/proc-put STH
     #1b STHkr DEO LIT "[ STHkr DEO STHr DEO
     JMP2r
 
 @paste-from-buf ( size* -> )
     ;paste-buf SWP2 OVR2 ADD2 SWP2 ( limit* start* )
     &loop                          ( limit* pos* )
-    LDAk .Console/w DEO INC2       ( limit* pos+1* )
+(    LDAk .Console/w DEO INC2       ( limit* pos+1* ) )
+    LDAk .Console/proc-put DEO INC2       ( limit* pos+1* )
     GTH2k ?&loop POP2 POP2 JMP2r
 
 @bracket-paste ( c^ -> )
-    .Console/w STH
+(    .Console/w STH )
+    .Console/proc-put STH
     #1b STHkr DEO
     LIT "[ STHkr DEO
     LIT "2 STHkr DEO
@@ -611,16 +630,19 @@
     .Controller/key DEI
     DUP #08 NEQ ?&done
     POP #7f ( send DEL instead of BS )
-    &done .Console/w DEO BRK
+(    &done .Console/w DEO BRK )
+    &done .Console/proc-put DEO BRK
 
 @ctrl ( -> is-down? ) .Controller/button DEI #01 AND JMP2r
 @alt  ( -> is-down? ) .Controller/button DEI #02 AND JMP2r
 
 ( alt-XYZ emits ESC and then emits XYZ )
 @on-alt-key ( -> BRK )
-    #1b .Console/w DEO
+(    #1b .Console/w DEO )
+    #1b .Console/proc-put DEO
     ctrl ?on-ctrl-key
-    .Controller/key DEI .Console/w DEO BRK
+(    .Controller/key DEI .Console/w DEO BRK )
+    .Controller/key DEI .Console/proc-put DEO BRK
 
 ( control seqs:   )
 (   ctrl-sp -> 00 )
@@ -655,10 +677,11 @@
     &rs #1e !&done
     &us #1f !&done
     &c1 LIT "@ SUB
-    &done .Console/w DEO BRK
+(    &done .Console/w DEO BRK )
+    &done .Console/proc-put DEO BRK
 
 @on-read-priv ( -> BRK )
-    .Console/r DEI
+    .Console/stdin DEI
     DUP LIT "; EQU ?next-arg
     DUP LIT "0 LTH ?end-arg-priv
     DUP LIT "9 GTH ?end-arg-priv
@@ -668,7 +691,7 @@
     POP ;on-read-priv .Console/vect DEO2 BRK
 
 @on-read-csi ( -> BRK )
-    .Console/r DEI
+    .Console/stdin DEI
     DUP LIT "? EQU ?start-priv
     DUP LIT "; EQU ?next-arg
     DUP LIT "0 LTH ?end-arg
@@ -676,7 +699,7 @@
     !add-to-arg
 
 @on-read-osc ( -> BRK )
-    .Console/r DEI
+    .Console/stdin DEI
     DUP #07 ( bell  ) EQU ?&end-osc
         #9c ( esc-\ ) EQU ?&end-osc BRK
     &end-osc ;on-read .Console/vect DEO2 BRK
@@ -756,51 +779,41 @@
 @end-arg ( c^ -> BRK )
     ;on-read .Console/vect DEO2
     DUP debug-csi
-    DUP LIT "@ EQU ?exec-ich   ( ICH: insert blank characters )
-                               ( TODO ($n-sp-@) SL: shift left $n cols )
-    DUP LIT "A EQU ?exec-cuu   ( CUU: up )
-                               ( TODO ($n-sp-A) SR: shift right $n cols )
-    DUP LIT "B EQU ?exec-cud   ( CUD: down )
-    DUP LIT "C EQU ?exec-cuf   ( CUF: forward )
-    DUP LIT "D EQU ?exec-cub   ( CUB: back )
-    DUP LIT "E EQU ?exec-cnl   ( CNL: next line $n times )
-    DUP LIT "F EQU ?exec-cpl   ( CPL: prev line $n times )
-    DUP LIT "G EQU ?exec-cha   ( CHA: move cursor to abs col )
-    DUP LIT "H EQU ?exec-cup   ( CUP: move cursor [row;col] )
-    DUP LIT "I EQU ?exec-cht   ( CHT: forward by tab stops )
-    DUP LIT "J EQU ?exec-ed    ( ED: erase display )
-    DUP LIT "K EQU ?exec-el    ( EL: erase line )
-    DUP LIT "L EQU ?exec-il    ( IL: insert $n blank lines )
-    DUP LIT "M EQU ?exec-dl    ( DL: delete $n lines )
-    DUP LIT "P EQU ?exec-dch   ( DCH: delete n chars )
-    DUP LIT "S EQU ?exec-su    ( SU: scroll up )
-    DUP LIT "T EQU ?exec-sd    ( SD: scroll down )
-    DUP LIT "X EQU ?exec-ech   ( ECH: erase $n characters )
-    DUP LIT "Z EQU ?exec-cbt   ( CBT: backward by tab stops )
-    DUP LIT "` EQU ?exec-hpa   ( HPA: char pos abs col=$n )
-    DUP LIT "a EQU ?exec-hpr   ( HPR: char pos rel col=$n )
-                               ( TODO: b - REP: repeat previous graphic char $n times )
-                               ( TODO: c - DA: send device attributes )
-    DUP LIT "d EQU ?exec-vpa   ( VPA: move cursor to row )
-    DUP LIT "e EQU ?exec-vpr   ( VPR: line pos rel row+=$n )
-                               ( TODO: $r;$c f - HVP: horizontal/vertical position )
-    DUP LIT "g EQU ?exec-tbc   ( TBC: clear tab stops )
-    DUP LIT "h EQU ?exec-sm    ( SM: set mode )
-                               ( TODO: ?-$n-h - DECSET: set dec options )
-    DUP LIT "l EQU ?exec-rm    ( RM: reset mode )
-                               ( TODO: ?-$n-l - DECRST: reset dec options )
-    DUP LIT "m EQU ?exec-sgr   ( SGR: set graphical rendering )
-    DUP LIT "n EQU ?exec-dsr   ( DSR: device status reports )
-                               ( TODO: ?-$n-n - dec device status )
-                               ( TODO: $n-q - DECLL: load leds )
-    DUP LIT "r EQU ?exec-set-scrolling-region ( [$top;$bot] DECSTM: set scrolling reg )
-    DUP LIT "s EQU ?exec-scosc ( SCOSC: saved current cursor position )
-    DUP LIT "u EQU ?exec-scorc ( SCORC: restore saved cursor position )
+    DUP LIT "@ EQU ?exec-ich   ( insert blank characters )
+    DUP LIT "A EQU ?exec-cuu   ( up )
+    DUP LIT "B EQU ?exec-cud   ( down )
+    DUP LIT "C EQU ?exec-cuf   ( forward )
+    DUP LIT "D EQU ?exec-cub   ( back )
+    DUP LIT "E EQU ?exec-cnl   ( next line $n times )
+    DUP LIT "F EQU ?exec-cpl   ( prev line $n times )
+    DUP LIT "G EQU ?exec-cha   ( move cursor to col )
+    DUP LIT "H EQU ?exec-cup   ( move cursor )
+    DUP LIT "I EQU ?exec-cht   ( forward by tab stops )
+    DUP LIT "J EQU ?exec-ed    ( erase screen )
+    DUP LIT "K EQU ?exec-el    ( erase line )
+    DUP LIT "L EQU ?exec-il    ( insert blank lines )
+    DUP LIT "M EQU ?exec-dl    ( delete n lines )
+    DUP LIT "P EQU ?exec-dch   ( delete n chars )
+    DUP LIT "S EQU ?exec-su    ( scroll up )
+    DUP LIT "T EQU ?exec-sd    ( scroll down )
+    DUP LIT "X EQU ?exec-ech   ( erase $n characters )
+    DUP LIT "Z EQU ?exec-cbt   ( backward by tab stops )
+    DUP LIT "` EQU ?exec-hpa   ( char pos abs col=$n )
+    DUP LIT "a EQU ?exec-hpr   ( char pos rel col=$n )
+    DUP LIT "d EQU ?exec-vpa   ( move cursor to row )
+    DUP LIT "e EQU ?exec-vpr   ( line pos rel row+=$n )
+    DUP LIT "g EQU ?exec-tbc   ( clear tab stops )
+    DUP LIT "h EQU ?exec-sm    ( set mode )
+    DUP LIT "l EQU ?exec-rm    ( reset mode )
+    DUP LIT "m EQU ?exec-sgr   ( set graphical rendering )
+    DUP LIT "n EQU ?exec-dsr   ( device status reports )
+    DUP LIT "r EQU ?exec-set-scrolling-region
+    DUP LIT "s EQU ?exec-scosc ( saved current cursor position )
+    DUP LIT "u EQU ?exec-scorc ( restore saved cursor position )
     ( = 0 C - normal cursor )
     ( = 1 C - bold cursor )
     debug-csi BRK
 
-( TODO )
 @exec-set-scrolling-region ( c^ -> BRK ) POP BRK
 
 @exec-tbc ( c^ -> BRK ) POP BRK
@@ -814,10 +827,9 @@
     draw-cursor BRK
 
 @mode-addr ( n* -> zp^ )
-    DUP2 #0004 NEQ2 ?{ POP2 .irm JMP2r } ( TODO: permanently reset )
-    DUP2 #0007 NEQ2 ?{ POP2 .awm JMP2r } ( TODO: rename to DECAWM )
-    ( TODO: 20 is LNM: line feed/newline mode )
-    POP2 .ignored JMP2r
+             DUP2 #0004 NEQ2 ?&not-irm POP2 .irm JMP2r
+    &not-irm DUP2 #0007 NEQ2 ?&not-awm POP2 .awm JMP2r
+    &not-awm POP2 .ignored JMP2r
 
 @sm ( n* -> ) mode-addr #01 SWP STZ JMP2r
 @rm ( n* -> ) mode-addr #00 SWP STZ JMP2r
@@ -888,12 +900,16 @@
 
 @dsr ( n* -> )
     #0006 NEQ2 ?&done
-    #1b .Console/w DEO
-    LIT "[ .Console/w DEO
+(    #1b .Console/w DEO )
+    #1b .Console/proc-put DEO
+(    LIT "[ .Console/w DEO )
+    LIT "[ .Console/proc-put DEO
     .cur-y LDZ2 INC2 emit-dec2
-    LIT "; .Console/w DEO
+(    LIT "; .Console/w DEO )
+    LIT "; .Console/proc-put DEO
     .cur-x LDZ2 INC2 emit-dec2
-    LIT "R .Console/w DEO
+(    LIT "R .Console/w DEO )
+    LIT "R .Console/proc-put DEO
     &done BRK
 
 @cnl ( n* -> ) clear-cursor #0000 .cur-x STZ2 !down-n
@@ -963,27 +979,20 @@
     JMP2r
 
 @on-read-esc ( -> BRK )
-    .Console/r DEI
+    .Console/stdin DEI
     DUP debug-esc
-    &after
-    ( TODO: SP-F, SP-G, SP-L, SP-M, SP-N )
-    ( TODO: #-3, #-4, #-5, #-6, #-8 )
-    ( TODO: %-@, %-G )
-    DUP LIT "D EQU ?exec-ind ( IND: index )
-    DUP LIT "E EQU ?exec-nel ( NEL: next line )
-    DUP LIT "H EQU ?exec-hts ( HTS: tab set )
-    DUP LIT "M EQU ?exec-ri ( RI: reverse index )
-    DUP LIT "P EQU ?exec-dcs ( DCS: device control string )
-    DUP LIT "[ EQU ?start-csi ( CSI: control sequence introducer )
-    DUP LIT "] EQU ?start-osc ( OSC: operating system command )
-    DUP LIT "c EQU ?exec-ris ( RIS: full reset )
+    DUP LIT "D EQU ?exec-ind
+    DUP LIT "E EQU ?exec-nel
+    DUP LIT "H EQU ?exec-hts
+    DUP LIT "M EQU ?exec-ri
+    DUP LIT "P EQU ?exec-dcs
+    DUP LIT "[ EQU ?start-csi
+    DUP LIT "] EQU ?start-osc
+    DUP LIT "c EQU ?exec-ris
     DUP LIT "( EQU ?start-charset
     DUP LIT ") EQU ?start-charset
-    DUP LIT "7 EQU ?&skip ( DECSC: save cursor )
-    DUP LIT "8 EQU ?&skip ( DECRC: restore cursor )
-    DUP LIT "> EQU ?&skip ( DECKPNM: normal keypad )
-    DUP LIT "~ EQU ?&skip ( LS1R: invoke G1 charset as GR )
-    DUP LIT "# EQU ?&skip ( TODO: DECALN, fill screen with Es )
+    DUP LIT "7 EQU ?&skip ( save cursor )
+    DUP LIT "8 EQU ?&skip ( restore cursor )
     debug-esc
     ;on-read .Console/vect DEO2
     !on-read
@@ -1003,10 +1012,10 @@
     ;on-read .Console/vect DEO2
     BRK
 
-( preceeded by '(' [G0] or ')' [G1] )
-( "A" -> UK )
-( "B" -> USASCII )
-( "0" -> DEC special graphics, line drawing )
+( '(' = designate G0 charset )
+( ')' = designate G1 charset )
+( '*' = designate G2 charset )
+( '+' = designate G3 charset )
 @start-charset ( c^ -> BRK )
     POP ;on-read-skip .Console/vect DEO2 BRK
 
@@ -1016,12 +1025,8 @@
 @start-osc ( c^ -> BRK )
     POP reset-args ;on-read-osc .Console/vect DEO2 BRK
 
-( TODO: 8-bit input not ready for prime time yet )
 @on-read ( -> BRK )
-    .Console/r DEI ( DUP #7f GTH ?read-8bit ) read BRK
-
-@read-8bit ( c^ -> BRK )
-    DUP debug-esc #80 SUB !on-read-esc/after
+    .Console/stdin DEI read BRK
 
 @read ( c^ -> )
     DUP debug-read
@@ -1037,25 +1042,21 @@
     clear-cursor !forward
 
 @read-ctrl ( c^ -> )
-    DUP #05 EQU ?&skip ( ENQ - return terminal status )
     DUP #07 EQU ?read-bel
     DUP #08 EQU ?read-bs
-    DUP #09 EQU ?read-tab ( HT )
-    DUP #0a EQU ?read-lf ( NL - LF )
-    DUP #0b EQU ?read-lf ( VT - treated as LF )
-    DUP #0c EQU ?read-lf ( FF - treated as LF )
-    DUP #0d EQU ?read-cr ( CR )
-(    DUP #0e EQU ?&skip ( TODO: SO - shift out; G0 charset ) )
-(    DUP #0f EQU ?&skip ( TODO: SI - shift in; G1 charset ) )
+    DUP #09 EQU ?read-tab
+    DUP #0a EQU ?read-lf
+    DUP #0b EQU ?read-lf
+    DUP #0c EQU ?read-lf
+    DUP #0d EQU ?read-cr
     DUP #1b EQU ?read-esc
-    &skip POP JMP2r
+    POP JMP2r
 
 @read-bel ( 07 -> )
     POP .visual-bell LDZ #00 EQU ?&done
     #06 .flash STZ #01 .dirty STZ
     &done JMP2r
 
-( TODO: handle reverse wrap-around and dec auto-wrap )
 @read-bs ( 08 -> )
     POP clear-cursor #0001 !back-n
 
@@ -1065,7 +1066,6 @@
 @read-del ( 7f -> )
     POP JMP2r
 
-( TODO: respect tab stops )
 @read-tab ( 09 -> )
     POP
     .cur-x LDZ2          ( x* )
@@ -1091,8 +1091,6 @@
 @read-lf ( 0a -> )
     POP !lf
 
-( TODO: cur-wrap machinery not vt100 compliant. )
-( cursor should stay on previous line normally )
 @lf ( -> )
     .cur-wrap LDZ ?&skip clear-cursor down-or-scroll &skip JMP2r
 
@@ -1324,7 +1322,7 @@
     &name "determ 0a
     &details "ansi 20 "terminal 20 "emulator 0a
     &author "by 20 "d_m 0a
-    &date "13 20 "nov 20 "2023 00
+    &date "3 20 "jan 20 2023 00
     02
     ( device mask ) 41 0d07
     ( 24x24 icon )  83 =icon-2-bit
@@ -1333,9 +1331,9 @@
     0d 0a
     20 20 c9 cd cd cd cd cd cd cd cd cd cd cd cd cd cd cd bb 0d 0a
     20 20 ba 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 ba 0d 0a
-    20 20 ba 20 20 "d "e "t "e "r "m 20 20 "v "1 "1 20 20 ba 0d 0a
+    20 20 ba 20 20 "d "e "t "e "r "m 20 20 "v "1 "0 20 20 ba 0d 0a
     20 20 ba 20 20 20 20 "b "y 20 "d "_ "m 20 20 20 20 20 ba 0d 0a
-    20 20 ba 20 20 "1 "3 20 "n "o "v 20 "2 "0 "2 "3 20 20 ba 0d 0a
+    20 20 ba 20 20 "1 "8 20 "m "a "r 20 "2 "0 "2 "3 20 20 ba 0d 0a
     20 20 ba 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 ba 0d 0a
     20 20 c8 cd cd cb cd cd cd cd cd cd cd cd cd cb cd cd bc 0d 0a
     20 20 c9 cb cb ce cb cb cb cb cb cb cb cb cb ce cb cb bb 0d 0a
@@ -1357,19 +1355,5 @@
 @paste-buf $0780 ( max 80 x 24 characters )
 @paste-pos $2
 
-( TODO: tab stops )
-
-( state )
-@setup
-    &alternate-keypad-mode 00 ( 00 numeric [DECKPNM], 01 application [DECKPAM] )
-    &ansi-vt52 00 ( DECANM; 00 ansi, 01 vt-52 )
-    &chars-per-line 00 ( DECCOLM; 00 80, 01 132 )
-    &cursor-key-modes 00 ( DECCKM )
-    &new-line 00 ( LNM; 00 return=CR, return=CRLF; ignored by IND/NEL )
-    &origin-mode 00 ( DECOM; )
-    &screen 00 ( DECSCNM; 00 normal, 01 reverse video )
-    &wraparound 00 ( DECAWM; right margin 00 replace, 01 next line/scroll )
-    &3-shifted "B ( SCS; character set selected; B is ASCII )
-
 ( store tint+char for each screen position )
 @cells ( width x height x 2 bytes )