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Allow usage of sbi(PORT, condition) and change preset snippets to use this

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This commit is contained in:
Jeija 2012-08-10 09:44:49 +02:00
parent 7e370d5377
commit 0633809f73
1 changed files with 21 additions and 9 deletions
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30
mesecons_microcontroller/init.lua
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@ -58,13 +58,13 @@ minetest.register_node(nodename, {
on_receive_fields = function(pos, formanme, fields, sender)
local meta = minetest.env:get_meta(pos)
if fields.band then
fields.code = "off(C)if(A&B)on(C); :A and B are inputs, C is output"
fields.code = "sbi(C, A&B) :A and B are inputs, C is output"
elseif fields.bxor then
fields.code = "off(C)if(A~B)on(C); :A and B are inputs, C is output"
fields.code = "sbi(C, A~B) :A and B are inputs, C is output"
elseif fields.bnot then
fields.code = "on(B)if(A)off(B); :A is input, B is output"
fields.code = "sbi(B, !A) :A is input, B is output"
elseif fields.bnand then
fields.code = "on(C)if(A&B)off(C); :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
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"
elseif fields.brsflop then
@ -177,7 +177,7 @@ function parse_yccode(code, pos)
elseif command == "off" then
L = yc_command_off(params, Lvirtual)
elseif command == "sbi" then
new_eeprom = yc_command_sbi (params, eeprom, yc_merge_portstates(Lreal, Lvirtual))
new_eeprom, Lvirtual = yc_command_sbi (params, eeprom, yc_merge_portstates(Lreal, Lvirtual), Lvirtual)
if new_eeprom == nil then return nil
else eeprom = new_eeprom end
elseif command == "if" then --nothing
@ -278,10 +278,22 @@ function yc_command_off(params, L)
return L
end
function yc_command_sbi(params, eeprom, L)
if params[1]==nil or params[2]==nil or params[3] ~=nil or tonumber(params[1])==nil then return nil end
function yc_command_sbi(params, eeprom, L, Lv)
if params[1]==nil or params[2]==nil or params[3] ~=nil then return nil end
local status = yc_command_parsecondition(params[2], L, eeprom)
if tonumber(params[1])>EEPROM_SIZE or tonumber(params[1])<1 or (status ~= "0" and status ~= "1") then return nil end
if status == nil then return nil, nil end
if string.find("ABCD", params[1])~=nil and #params[1]==1 then --is a port
if status == "1" then
Lv = yc_set_portstate (params[1], true, Lv)
else
Lv = yc_set_portstate (params[1], false, Lv)
end
return eeprom, Lv;
end
--is an eeprom address
new_eeprom = "";
for i=1, #eeprom do
if tonumber(params[1])==i then
@ -290,7 +302,7 @@ function yc_command_sbi(params, eeprom, L)
new_eeprom = new_eeprom..eeprom:sub(i, i)
end
end
return new_eeprom
return new_eeprom, Lv
end
--If