mirror of
https://github.com/sergeyyarkov/attiny24a_memory-led-game.git
synced 2026-10-11 02:08:54 +03:00
feat: first impl of btn handling
This commit is contained in:
parent
b57e406522
commit
8009d0c44e
101
firmware.asm
101
firmware.asm
@ -16,7 +16,8 @@
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;
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;
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; LEDS constants
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; LEDS constants
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.equ LED_DIR = DDRA
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.equ LED_DIR = DDRA
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.equ LED_PORT = PORTA
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.equ LED_PORT = PORTA
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.equ LED_PIN = PINA
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.equ LED_PIN_0 = PINA0
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.equ LED_PIN_0 = PINA0
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.equ LED_PIN_1 = PINA1
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.equ LED_PIN_1 = PINA1
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.equ LED_PIN_2 = PINA2
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.equ LED_PIN_2 = PINA2
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@ -24,12 +25,13 @@
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;
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;
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; Buttons constants
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; Buttons constants
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.equ BTN_DIR = DDRA
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.equ SW_DIR = DDRA
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.equ BTN_PORT = PORTA
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.equ SW_PORT = PORTA
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.equ BTN_PIN_4 = PINA4
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.equ SW_PIN = PINA
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.equ BTN_PIN_5 = PINA5
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.equ SW_PIN_4 = PINA4
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.equ BTN_PIN_6 = PINA6
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.equ SW_PIN_5 = PINA5
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.equ BTN_PIN_7 = PINA7
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.equ SW_PIN_6 = PINA6
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.equ SW_PIN_7 = PINA7
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;
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;
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; Buzzer constants
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; Buzzer constants
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@ -78,10 +80,10 @@
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pop r16
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pop r16
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.endm
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.endm
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.macro set_btn_flag
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.macro set_sw_flag
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push r16
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push r16
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ldi r16, @0
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ldi r16, @0
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sts BTN_FLAGS_ADDRESS, r16
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sts SW_FLAGS_ADDRESS, r16
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pop r16
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pop r16
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.endm
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.endm
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@ -95,7 +97,7 @@ PREVIOUS_STATE_ADDRESS: .byte 0x01
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;
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;
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; Button flags
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; Button flags
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BTN_FLAGS_ADDRESS: .byte 0x01
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SW_FLAGS_ADDRESS: .byte 0x01
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.cseg ; Code segment
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.cseg ; Code segment
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.org 0x00 ; Start program at 0x00
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.org 0x00 ; Start program at 0x00
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@ -104,7 +106,7 @@ BTN_FLAGS_ADDRESS: .byte 0x01
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; Setup vectors
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; Setup vectors
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rjmp start ; Program start at RESET vector
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rjmp start ; Program start at RESET vector
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reti ; External Interrupt Request 0
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reti ; External Interrupt Request 0
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rjmp PCINT0_ISR ; Pin Change Interrupt Request 0 / active
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rjmp PCINT0_vect ; Pin Change Interrupt Request 0 / active
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reti ; Pin Change Interrupt Request 1 / inactive
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reti ; Pin Change Interrupt Request 1 / inactive
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reti ; Watchdog Time-out / inactive
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reti ; Watchdog Time-out / inactive
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reti ; Timer/Counter1 Capture Event / inactive
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reti ; Timer/Counter1 Capture Event / inactive
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@ -122,12 +124,45 @@ reti ; USI Overflow / inactive
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;
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;
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; Interrupt service routines
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; Interrupt service routines
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PCINT0_ISR: ; Button handlers there
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PCINT0_vect:
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set_btn_flag 0x01
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push r17
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reti
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ldi r18, 0x00
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sbis PINA, PINA4
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sts BTN_FLAGS_ADDRESS, r18
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rjmp sw_check_1
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sbic PINA, PINA4
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rjmp sw_2nd
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sw_2nd:
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sbis PINA, PINA5
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rjmp sw_check_2
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sbic PINA, PINA5
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rjmp sw_clr
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rjmp PCINT0_vect_end
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sw_1:
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; lds r17, SW_FLAGS_ADDRESS
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; cpi r17, 0x01
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; breq sw_clr
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sw_check_1:
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set_sw_flag 0x01
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rjmp PCINT0_vect_end
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sw_check_2:
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set_sw_flag 0x02
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rjmp PCINT0_vect_end
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; sw_check_flag:
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; lds r16, SW_FLAGS_ADDRESS
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; sbis PINA, PINA4
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; ldi r16, 0x01
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; sw_flag_1:
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; cpi r16, 0x01
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; brne sw_flag_not_found
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; sts SW_FLAGS_ADDRESS, r16
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; sw_flag_not_found:
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sw_clr:
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set_sw_flag 0x00
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PCINT0_vect_end:
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pop r17
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reti
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;
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;
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; Program start at reset
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; Program start at reset
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@ -146,16 +181,27 @@ loop: ; Program loop
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showing: ; Showing state
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showing: ; Showing state
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cpi r16, SHOWING_STATE
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cpi r16, SHOWING_STATE
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brne polling
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brne polling
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lds r18, BTN_FLAGS_ADDRESS
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led_1:
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cpi r18, 0x01
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lds r18, SW_FLAGS_ADDRESS
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brne led_off
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cpi r18, 0x01
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led_on:
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brne led_off_1
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sbi LED_PORT, 2
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led_on_1:
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rcall delay_50ms
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sbi LED_PORT, 0
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rjmp polling
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rcall delay_50ms
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led_off:
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rjmp led_2
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cbi LED_PORT, 2
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led_off_1:
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cbi LED_PORT, 0
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led_2:
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lds r18, SW_FLAGS_ADDRESS
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cpi r18, 0x02
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brne led_off_2
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led_on_2:
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sbi LED_PORT, 1
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rcall delay_50ms
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rjmp polling
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led_off_2:
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cbi LED_PORT, 1
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polling: ; Polling state
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polling: ; Polling state
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cpi r16, POLLING_STATE
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cpi r16, POLLING_STATE
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brne completion
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brne completion
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@ -232,8 +278,9 @@ init_interrupts:
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;
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;
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; Set Pin Change Mask Register
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; Set Pin Change Mask Register
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ldi r16, (1<<PCINT4) | (1<<PCINT5)| (1<<PCINT6)| (1<<PCINT7)
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ldi r16, (1<<PCINT4) | (1<<PCINT5)| (1<<PCINT6) | (1<<PCINT7)
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out PCMSK0, r16
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out PCMSK0, r16
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clr r16
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clr r16
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sei ; Enable Global Interrupts
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sei ; Enable Global Interrupts
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48
firmware.hex
48
firmware.hex
@ -1,25 +1,29 @@
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:020000020000FC
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:020000020000FC
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:1000000019C018950EC0189518951895189518953B
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:100000002DC018950EC01895189518951895189527
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:100010001895189518951895189518951895189578
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:100010001895189518951895189518951895189578
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:1000200018950F9301E0009362000F91189520E05E
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:1000200018951F93CC9B07C0CC9900C0CD9B09C0ED
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:10003000209362000FED0DBF0F93009160000093BD
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:10003000CD990DC011C00F9301E0009362000F91A4
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:1000400061000F9301E0009360000F910F91009108
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:100040000BC00F9302E0009362000F9105C00F9365
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:100050006000013061F441D00F9300916000009383
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:1000500000E0009362000F911F9118950FED0DBF06
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:1000600061000F9302E0009360000F910F91023046
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:100060000F9300916000009361000F9301E00093F3
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:1000700041F420916200213019F4DA9A46D001C08F
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:1000700060000F910F9100916000013061F449D050
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:10008000DA98033001F4043001F4E1CF1F932F9389
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:100080000F9300916000009361000F9302E00093D2
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:100090003F934F934BB30F9301EF0BBB0F9135D0B1
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:1000900060000F910F91023081F4209162002130B5
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:1000A00011E033E020EF110F210F2BBB2ED03A953A
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:1000A00019F4D89A4ED001C0D8982091620022301D
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:1000B000C9F70F9308EF0BBB0F9127D018E033E07F
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:1000B00019F4D99A46D001C0D998033001F404301C
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:1000C00020EF1695210F2BBB20D03A95C9F74BBBDB
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:1000C00001F4D9CF1F932F933F934F934BB30F93CB
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:1000D0004F913F912F911F91089510D008D001D0DA
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:1000D00001EF0BBB0F9135D011E033E020EF110F92
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:1000E000089516E0D3DF1A95E9F71BD0089500E1D3
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:1000E000210F2BBB2ED03A95C9F70F9308EF0BBB0E
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:1000F0000BBF00EF02BB0027789408950FE00ABB06
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:1000F0000F9127D018E033E020EF1695210F2BBB8E
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:1001000002950BBBBA9AC29808952F933F9321E4AE
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:1001000020D03A95C9F74BBB4F913F912F911F914A
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:100110003FEE3A95F1F72A95E1F700003F912F91D4
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:10011000089510D008D001D0089516E0D3DF1A95C5
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:1001200008958F939F9324E683EC99E00197F1F76C
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:10012000E9F71BD0089500E10BBF00EF02BB0027E9
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:100130002A95D1F724E69F918F9108954D656D6FB3
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:10013000789408950FE00ABB02950BBBBA9AC29857
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:100140007279206C65642067616D652E2057726935
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:1001400008952F933F9321E43FEE3A95F1F72A95D6
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:100150007474656E206279205365726765792059E1
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:10015000E1F700003F912F9108958F939F9324E63C
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:1001600061726B6F762032372E30392E3230323159
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:1001600083EC99E00197F1F72A95D1F724E69F9166
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:100170008F9108954D656D6F7279206C656420676D
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:10018000616D652E205772697474656E20627920E6
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:10019000536572676579205961726B6F76203237CB
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:0801A0002E30392E32303231CD
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:00000001FF
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:00000001FF
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