pushstate
nowarn res
.lall
W = 0
F = 1
Def0 macro name, opcode
name macro
dw opcode
endm
endm
Def1 macro name, opcode
name macro f:REQ
dw (opcode) or ((f) and 0ffh)
endm
endm
Def2 macro name, opcode
name macro adr:REQ,d:REQ
dw (opcode) or ((adr) and 7Fh) or (((d) and 1) shl 7)
endm
endm
Def2o macro name, opcode
name macro adr:REQ,bit:=<0>
dw (opcode) or ((adr) and 3FFh) or (((bit) and 7) shl 7)
endm
endm
Def0 NOP, 0000h
Def0 RETURN,0008h
Def0 RETFIE,0009h
Def0 OPTION,0062h
Def0 SLEEP, 0063h
Def0 CLRWDT,0064h
Def1 TRIS, 0060h
Def1 MOVWF, 0080h
Def1 CLRW, 0100h
Def1 CLRF, 0180h
Def2 SUBWF, 0200h
Def2 DECF, 0300h
Def2 IORWF, 0400h
Def2 ANDWF, 0500h
Def2 XORWF, 0600h
Def2 ADDWF, 0700h
Def2 MOVF, 0800h
Def2 COMF, 0900h
Def2 INCF, 0A00h
Def2 DECFSZ,0B00h
Def2 RRF, 0C00h
Def2 RLF, 0D00h
Def2 SWAPF, 0E00h
Def2 INCFSZ,0F00h
Def2o BCF, 1000h
Def2o BSF, 1400h
Def2o BTFSC, 1800h
Def2o BTFSS, 1C00h
Def1 MOVLW, 3000h
Def1 RETLW, 3400h
Def1 IORLW, 3800h
Def1 ANDLW, 3900h
Def1 XORLW, 3A00h
Def1 SUBLW, 3C00h
Def1 ADDLW, 3E00h
CALL macro k
dw 2000h or ((k - __zero) shr 1)
endm
JUMP macro k
dw 2800h or ((k - __zero) shr 1)
endm
.ORG macro k
org ((k) shr 1)
endm
.DB macro b:vararg
IRP _,<b>
retlw _
endm
endm
INDR = 0000h
RTCC = 0001h
PCL = 0002h
STATUS = 0003h
FSR = 0004h
PORTA = 0005h
PORTB = 0006h
EEDATA = 0008h
EEADR = 0009h
PCLATH = 000Ah
INTCON = 000Bh
IRP _I_,< 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,16,17,18,19>
SRAM&_I_ = (000Ch+_I_)
ENDM
IRP _I_,< 20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39>
SRAM&_I_ = (000Ch+_I_)
ENDM
IRP _I_,< 40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59>
SRAM&_I_ = (000Ch+_I_)
ENDM
IRP _I_,< 60,61,62,63,64,65,66,67>
SRAM&_I_ = (000Ch+_I_)
ENDM
; second bank
OPTIO = 0001h
TRISA = 0005h
TRISB = 0006h
EECON1 = 0008h
EECON2 = 0009h
DefBit macro name, address, bit
name = (address and 7Fh) or ((bit and 7) shl 7)
endm
DefBit GIE, INTCON,7
DefBit T0IE, INTCON,5
DefBit INTE, INTCON,4
DefBit RBIE, INTCON,3
DefBit T0IF, INTCON,2
DefBit INTF, INTCON,1
DefBit RBIF, INTCON,0
DefBit NOT_RBPU, OPTIO,7
DefBit INTEDG, OPTIO,6
DefBit RTS, OPTIO,5
DefBit T0SS, OPTIO,5
DefBit RTE, OPTIO,4
DefBit T0SE, OPTIO,4
DefBit PSA, OPTIO,3
DefBit PS2, OPTIO,2
DefBit PS1, OPTIO,1
DefBit PS0, OPTIO,0
DefBit IRP_, STATUS,7
DefBit RP1, STATUS,6
DefBit RP0, STATUS,5
DefBit NOT_TO, STATUS,4
DefBit NOT_PD, STATUS,3
DefBit Z, STATUS,2
DefBit DC, STATUS,1
DefBit C, STATUS,0
SKIPNZ macro ;; skip if Z==0
btfsc Z
endm
SKIPZ macro ;; skip if Z==1
btfss Z
endm
SKIPNC macro ;; skip if C==0
btfsc C
endm
SKIPC macro ;; skip if C==1
btfss C
endm
SKIP0 macro bit ;; skip if bit==0
btfsc bit
endm
SKIP1 macro bit ;; skip if bit==1
btfss bit
endm
BRAKE macro
local l1
jump l1
l1:
endm
JNZ macro k ;; jump if Z==0
skipz
jump k
endm
JZ macro k ;; jump if Z==1
skipnz
jump k
endm
JNC macro k ;; jump if C==0
skipc
jump k
endm
JC macro k ;; jump if C==1
skipnc
jump k
endm
J0 macro bit,k ;; jump if bit==0
btfss bit
jump k
endm
J1 macro bit,k ;; jump if bit==1
btfsc bit
jump k
endm
; max delay is 1027
DELAY MACRO dtime:req ; fuck???
local l1
if (dtime) eq 0
elseif (dtime) eq 1
nop
elseif (dtime) eq 2
brake
elseif (dtime) eq 3
brake
nop
elseif (dtime) eq 4
brake
brake
elseif (dtime) eq 5
brake
brake
nop
elseif (dtime) eq 6
brake
brake
brake
elseif (dtime) eq 7
brake
brake
brake
nop
elseif (dtime) eq 8
brake
brake
brake
brake
elseif (dtime) eq 9
brake
brake
brake
brake
nop
elseif ((dtime)/4) le 256
;; n==FF dtime=4
;; n==FE dtime=8
;; n==00 dtime=1024
movlw 100h-((dtime)/4) ;; 1
l1: addlw -1 ;; 1
skipz ;; 1/2
jump l1 ;; 2
if ((dtime)mod 4) eq 1
nop
elseif ((dtime)mod 4) eq 2
brake
elseif ((dtime)mod 4) eq 3
brake
nop
endif
else
error
endif
ENDM
DELAY_OLD MACRO dtime:req
local l1,l2,l3,l4
if dtime eq 0
elseif dtime eq 1
nop
elseif dtime eq 2
jump l1
l1:
elseif dtime eq 3
jump l1
l1: nop
elseif dtime eq 4
jump l1
l1: jump l2
l2:
elseif dtime eq 5
jump l1
l1: jump l2
l2: nop
elseif dtime eq 6
jump l1
l1: jump l2
l2: jump l3
l3:
elseif dtime eq 7
jump l1
l1: jump l2
l2: jump l3
l3: nop
elseif dtime eq 8
jump l1
l1: jump l2
l2: jump l3
l3: jump l4
l4:
elseif dtime eq 9
jump l1
l1: jump l2
l2: jump l3
l3: jump l4
l4: nop
elseif ((dtime-1)/3) le 255
movlw (dtime-1)/3 ;; 1 \
movwf TEMP_DELAY ;; 1 |
l1: decfsz TEMP_DELAY,f ;; n*1 or 2 > (4+n*3)
jump l1 ;; n*2 /
if ((dtime-1)mod 3) eq 1
nop ;; 1 (6+n*3)
elseif ((dtime-1)mod 3) eq 2
jump l2 ;; 2 (5+n*3)
l2:
endif
else
error
endif
ENDM
popstate
.model tiny
.code
__zero label byte
|
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