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Improve T-FF code and add a reset pin on C.

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cornernote 2012-10-07 13:08:01 -04:00 committed by Anthony Zhang
parent dcd2f94ba9
commit 931ac23ff3
1 changed files with 3 additions and 4 deletions
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7
mesecons_microcontroller/init.lua
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@ -81,7 +81,7 @@ minetest.register_node(nodename, {
elseif fields.bnand then elseif fields.bnand then
fields.code = "sbi(C, !A|!B) :A and B are inputs, C is output" fields.code = "sbi(C, !A|!B) :A and B are inputs, C is output"
elseif fields.btflop then elseif fields.btflop then
fields.code = "if(A)sbi(1,1); if(!A&#1&B)off(B)sbi(1,0); if(!A&#1&!B)on(B)sbi(1,0); :A is input, B is output (Q), toggles with falling edge" fields.code = "if(A)sbi(1,1);if(!A&#1)sbi(B,!B)sbi(1,0); if(C)off(B,1); :A is input, B is output (Q), C is reset, toggles with falling edge"
elseif fields.brsflop then elseif fields.brsflop then
fields.code = "if(A)on(C);if(B)off(C); :A is S (Set), B is R (Reset), C is output (R dominates)" fields.code = "if(A)on(C);if(B)off(C); :A is S (Set), B is R (Reset), C is output (R dominates)"
elseif fields.program or fields.code then --nothing elseif fields.program or fields.code then --nothing
@ -171,9 +171,8 @@ function yc_code_remove_commentary(code)
is_string = false is_string = false
for i = 1, #code do for i = 1, #code do
if code:sub(i, i) == '"' then if code:sub(i, i) == '"' then
is_string = (is_string==false) --toggle is_string is_string = not is_string --toggle is_string
end elseif code:sub(i, i) == ":" and not is_string then
if code:sub(i, i) == ":" and is_string==false then
return code:sub(1, i-1) return code:sub(1, i-1)
end end
end end