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;********************************************
;* Keda 12A with all FETs on PORTD *
;* Original fuses are unknown. *
;* On birdie they are lfuse:0xbf hfuse:0xc1 *
;********************************************

.equ F_CPU = 16000000
.equ USE_INT0 = 2
.equ USE_I2C = 0
.equ USE_UART = 0
.equ USE_ICP = 0

;*********************
; PORT D definitions *
;*********************
.equ BpFET = 7 ;o
.equ c_comp = 6 ;i common comparator input (AIN0)
.equ CpFET = 5 ;o
.equ ApFET = 4 ;o
.equ CnFET = 3 ;o
.equ rcp_in = 2 ;i r/c pulse input
.equ AnFET = 1 ;o
.equ BnFET = 0 ;o

.equ INIT_PD = 0
.equ DIR_PD = (1<<ApFET)+(1<<BpFET)+(1<<CpFET)+(1<<AnFET)+(1<<BnFET)+(1<<CnFET)

.equ ApFET_port = PORTD
.equ BpFET_port = PORTD
.equ CpFET_port = PORTD
.equ AnFET_port = PORTD
.equ BnFET_port = PORTD
.equ CnFET_port = PORTD

.MACRO rcp_int_enable
ldi @0, (1<<INT0) ; enable ext0int
out GICR, @0
.ENDMACRO
.MACRO rcp_int_disable
out GICR, ZH ; disable ext0int
.ENDMACRO
.MACRO rcp_int_rising_edge
ldi @0, (1<<ISC01)
out MCUCR, @0 ; set next int0 to falling edge
.ENDMACRO
.MACRO rcp_int_falling_edge
ldi @0, (1<<ISC01)+(1<<ISC00)
out MCUCR, @0 ; set next int0 to rising edge
.ENDMACRO

.MACRO ApFET_on
sbi PORTD, ApFET
.ENDMACRO
.MACRO ApFET_off
cbi PORTD, ApFET
.ENDMACRO
.MACRO BpFET_on
sbi PORTD, BpFET
.ENDMACRO
.MACRO BpFET_off
cbi PORTD, BpFET
.ENDMACRO
.MACRO CpFET_on
sbi PORTD, CpFET
.ENDMACRO
.MACRO CpFET_off
cbi PORTD, CpFET
.ENDMACRO
.MACRO AnFET_on
sbi PORTD, AnFET
.ENDMACRO
.MACRO AnFET_off
cbi PORTD, AnFET
.ENDMACRO
.MACRO BnFET_on
sbi PORTD, BnFET
.ENDMACRO
.MACRO BnFET_off
cbi PORTD, BnFET
.ENDMACRO
.MACRO CnFET_on
sbi PORTD, CnFET
.ENDMACRO
.MACRO CnFET_off
cbi PORTD, CnFET
.ENDMACRO

.MACRO ApFET_on_reg
sbr @0, 1<<ApFET
.ENDMACRO
.MACRO ApFET_off_reg
cbr @0, 1<<ApFET
.ENDMACRO
.MACRO BpFET_on_reg
sbr @0, 1<<BpFET
.ENDMACRO
.MACRO BpFET_off_reg
cbr @0, 1<<BpFET
.ENDMACRO
.MACRO CpFET_on_reg
sbr @0, 1<<CpFET
.ENDMACRO
.MACRO CpFET_off_reg
cbr @0, 1<<CpFET
.ENDMACRO
.MACRO AnFET_on_reg
sbr @0, 1<<AnFET
.ENDMACRO
.MACRO AnFET_off_reg
cbr @0, 1<<AnFET
.ENDMACRO
.MACRO BnFET_on_reg
sbr @0, 1<<BnFET
.ENDMACRO
.MACRO BnFET_off_reg
cbr @0, 1<<BnFET
.ENDMACRO
.MACRO CnFET_on_reg
sbr @0, 1<<CnFET
.ENDMACRO
.MACRO CnFET_off_reg
cbr @0, 1<<CnFET
.ENDMACRO

.MACRO nFET_brake
in @0, PORTD
sbr @0, (1<<AnFET)+(1<<BnFET)+(1<<CnFET)
out PORTD, @0
.ENDMACRO
.MACRO all_nFETs_off
in @0, PORTD
cbr @0, (1<<AnFET)+(1<<BnFET)+(1<<CnFET)
out PORTD, @0
.ENDMACRO

.MACRO all_pFETs_off
in @0, PORTD
cbr @0, (1<<ApFET)+(1<<BpFET)+(1<<CpFET)
out PORTD, @0
.ENDMACRO


;*********************
; PORT C definitions *
;*********************
;.equ mux_vbat = 7 ; ADC7 voltage input (47k from Vbat, 2.0k to gnd, 10.10V in -> .406V at ADC7)
;.equ = 6 ; ADC6
;.equ = 5 ; ADC5
.equ mux_c = 4 ; ADC4 phase input
.equ mux_b = 3 ; ADC3 phase input
.equ mux_a = 2 ; ADC2 phase input
;.equ = 1 ; ADC1
;.equ = 0 ; ADC0

.equ INIT_PC = 0
.equ DIR_PC = 0

.MACRO comp_init
in @0, SFIOR
sbr @0, (1<<ACME) ; set Analog Comparator Multiplexer Enable
out SFIOR, @0
cbi ADCSRA, ADEN ; disable ADC
.ENDMACRO
.MACRO set_comp_phase_a
ldi @0, mux_a ; set comparator multiplexer to phase A
out ADMUX, @0
.ENDMACRO
.MACRO set_comp_phase_b
ldi @0, mux_b ; set comparator multiplexer to phase B
out ADMUX, @0
.ENDMACRO
.MACRO set_comp_phase_c
ldi @0, mux_c ; set comparator multiplexer to phase C
out ADMUX, @0
.ENDMACRO


;*********************
; PORT B definitions *
;*********************
;.equ = 7
;.equ = 6
;.equ = 5 (sck stk200 interface)
;.equ = 4 (miso stk200 interface)
;.equ = 3 (mosi stk200 interface)
;.equ = 2
;.equ = 1
;.equ = 0

.equ INIT_PB = 0
.equ DIR_PB = 0

.MACRO RED_on
.ENDMACRO
.MACRO RED_off
.ENDMACRO
.MACRO GRN_on
.ENDMACRO
.MACRO GRN_off
.ENDMACRO
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