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8XC196MC, MD, MH USER’S MANUAL
9-24
or temp1,temp ;combine
ld temp,p6 ;get p6 bit
and temp,#0001h ;mask
shl temp,#6 ;move to correct location
or temp1,temp ;combine
ld temp,ph3 ;get ph3 bits again
and temp,#0003h ;mask for ph3.0 & 1
shl temp,#4h ;move
or temp1,temp ;combine1
ld temp,ph2 ;get ph2 bits again
and temp,#0003h ;mask for ph2.0 & 1
shl temp,#2h ;move
or temp1,temp ;combine
ld temp,ph1 ;get ph1 bits again
and temp,#0003h ;mask for ph3.0 & 1
or temp1,temp ;combine, don't need to move
st temp1,WG_OUTPUT[0] ;now store it
ret
;
;****************************************
; form WG_CONTROL value
;****************************************
;
wgcon: ld temp,mode ;get mode
and temp,#0003h ;mask
shl temp,#12 ;shift to correct location
ld temp1,ec ;start/stop bit
and temp1,#0001h ;mask
shl temp1,#10 ;shift to correct location
or temp,temp1 ;combine into temp
ld temp1,dead ;get dead time
and temp1,#03ffh ;mask to 10 bits
or temp,temp1 ;combine into temp
st temp,WG_CONTROL[0] ;store WG_CONTROL
ret
;
;*****************************************
;load the WG_RELOAD and WG_COMPx registers
;*****************************************
;
loadregs: st reload,WG_RELOAD[0]
st comp1,WG_COMP1[0]
st comp2,WG_COMP2[0]
st comp3,WG_COMP3[0]
ret
;
;*************************
;load WG_PROTECT options
;*************************
;
protect:ldtemp,es ;get sample control bit