redo/8608
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fix conditions, add ien flag, improve keyboard, add gpio

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Redo
2023-01-04 13:29:55 -06:00
parent 4af6f46a51
commit b75ff48300
8 changed files with 160 additions and 53 deletions
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10
instructionList.txt
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@@ -6,6 +6,8 @@ run F1 1 Resume non-interrupt execution
brk F3 1 Trigger interrupt
irt F4 1 Return from interrupt
nop FF 1 Do nothing
ien F5 1 Enbale interrupts
idi F6 1 Disable interrupts
16-bit Inc/Dec (I):
inc p 12 1 P++
@@ -127,8 +129,8 @@ rts E1 3 I=*(----S)+1
jpr imm8 31 2 I+=imm8
jnz imm8 30 2 I+=imm8 if !Zero
jpz imm8 32 2 I+=imm8 if Zero
jlt imm8 33 2 I+=imm8 if !Carry
jge imm8 34 2 I+=imm8 if Carry
jge imm8 33 2 I+=imm8 if !Carry
jlt imm8 34 2 I+=imm8 if Carry
jgt imm8 35 2 I+=imm8 if !Zero & Carry
jle imm8 36 2 I+=imm8 if Zero | !Carry
@@ -238,7 +240,7 @@ ldq p 8E 1 Q=P
lds p 8F 1 S=P
ldv p 90 1 V=P
Opcodes used: 226/255
Opcodes used: 228/255
0123456789ABCDEF
00 | C---------------
10 | UUIIUIIUUUUUUUUU
@@ -255,4 +257,4 @@ B0 | AAAAAAAAAAAAAAAA
C0 | BBBBBBBBBBBBWWWW
D0 | AAAAAAAAAAAAAAAA
E0 | MJJJJJXXXSS-----
F0 | CCCCC----------C
F0 | CCCCCCC--------C