leo/linreceiver-vhdl
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errors sig

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This commit is contained in:
leo 2023-09-26 11:58:30 +02:00
parent 898727d9cf
commit c5c757f1ff
Signed by: leo
GPG Key ID: 0DD993BFB2B307DB
1 changed files with 24 additions and 6 deletions
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30
ReceptionTrame_lib/receptionTrame_com.vhd
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@ -32,6 +32,14 @@ END receptionTrame_com;
ARCHITECTURE arch of receptionTrame_com IS ARCHITECTURE arch of receptionTrame_com IS
TYPE state IS (waiting, syncBreak0, syncBreak1, syncFieldWait, syncFieldStart, syncFieldData, syncFieldStop, idFieldWait, idFieldStart, idFieldData, idFieldStop, dataFieldWait, dataFieldStart, dataFieldData, dataFieldStop, checksumFieldWait, checksumFieldStart, checksumFieldData, checksumFieldStop); TYPE state IS (waiting, syncBreak0, syncBreak1, syncFieldWait, syncFieldStart, syncFieldData, syncFieldStop, idFieldWait, idFieldStart, idFieldData, idFieldStop, dataFieldWait, dataFieldStart, dataFieldData, dataFieldStop, checksumFieldWait, checksumFieldStart, checksumFieldData, checksumFieldStop);
SIGNAL cState, nState : state; SIGNAL cState, nState : state;
type errors is record
ErrorStartBit: std_logic;
ErrorStopBit: std_logic;
ErrorSync: std_logic;
end record errors;
SIGNAL errs: errors;
BEGIN BEGIN
stateUpd : PROCESS(H, nRST) stateUpd : PROCESS(H, nRST)
@ -202,7 +210,7 @@ BEGIN
n_LOAD <= '1'; n_LOAD <= '1';
n_SELECT <= '0'; n_SELECT <= '0';
else else
-- ERROR sync break errs.ErrorSync <= '1';
end if; end if;
else else
if(n_0 = '1') then if(n_0 = '1') then
@ -220,7 +228,7 @@ BEGIN
WHEN syncBreak1 => WHEN syncBreak1 =>
if(n_0 = '1') then if(n_0 = '1') then
if(LinSynchro = '0') then if(LinSynchro = '0') then
-- ERROR sync stop errs.ErrorStopBit <= '1';
end if; end if;
else else
n_LOAD <= '0'; n_LOAD <= '0';
@ -241,7 +249,7 @@ BEGIN
nbBit_SELECT <= '1'; nbBit_SELECT <= '1';
nbBit_LOAD <= '1'; nbBit_LOAD <= '1';
else else
-- ERROR start bit errs.ErrorStartBit <= '1';
end if; end if;
else else
n_LOAD <= '0'; n_LOAD <= '0';
@ -272,7 +280,7 @@ BEGIN
if(LinSynchro = '1') then if(LinSynchro = '1') then
else else
-- ERROR sync stop errs.ErrorStopBit <= '1';
end if; end if;
else else
n_LOAD <= '0'; n_LOAD <= '0';
@ -321,7 +329,7 @@ BEGIN
if(LinSynchro = '1') then if(LinSynchro = '1') then
nbData_LOAD <= '1'; nbData_LOAD <= '1';
else else
-- ERROR id stop errs.ErrorStopBit <= '1';
end if; end if;
else else
n_LOAD <= '0'; n_LOAD <= '0';
@ -373,7 +381,7 @@ BEGIN
if(LinSynchro = '1') then if(LinSynchro = '1') then
nbData_EN <= '1'; nbData_EN <= '1';
else else
-- ERROR data stop errs.ErrorStopBit <= '1';
end if; end if;
else else
n_LOAD <= '0'; n_LOAD <= '0';
@ -418,6 +426,16 @@ BEGIN
end if; end if;
WHEN checksumFieldStop => WHEN checksumFieldStop =>
if(n_0 = '1') then
if(LinSynchro = '1') then
else
errs.ErrorStopBit <= '1';
end if;
else
n_LOAD <= '0';
n_EN <= '1';
end if;
end CASE; end CASE;