bubble/attiny2313a_thermostat
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74hc595 transmit

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Sergey Yarkov 2023-01-29 21:32:58 +03:00
parent 108f5dbdba
commit af37b72a24
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GPG Key ID: E91CE1FABC619B6F
3 changed files with 88 additions and 74 deletions
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35
firmware.asm
View File

@ -6,15 +6,16 @@
; Device Datasheet: http://ww1.microchip.com/downloads/en/DeviceDoc/doc8246.pdf ; Device Datasheet: http://ww1.microchip.com/downloads/en/DeviceDoc/doc8246.pdf
; Package: SOIC-20W_7.5x12.8mm_P1.27mm ; Package: SOIC-20W_7.5x12.8mm_P1.27mm
; Assembler: AVR macro assembler 2.2.7 ; Assembler: AVR macro assembler 2.2.7
; Clock frequency: 12 MHz External Crystal Oscillator ; Clock frequency: 8 MHz External Crystal Oscillator
; Fuses: lfuse: 0x4F, hfuse: 0x9F, efuse: 0xFF, lock: 0xFF ; Fuses: lfuse: 0xCF, hfuse: 0x9F, efuse: 0xFF, lock: 0xFF
; ;
; Written by Sergey Yarkov 22.01.2023 ; Written by Sergey Yarkov 22.01.2023
.INCLUDE "tn2313Adef.inc" .INCLUDE "tn2313Adef.inc"
.LIST .LIST
.DEF tmp_r_a = r16 .DEF TEMP_REG_A = r16
.DEF TEMP_REG_B = r17
.DEF COUNTER = r20 .DEF COUNTER = r20
;========================================; ;========================================;
@ -63,8 +64,8 @@ RESET_vect:
;========================================; ;========================================;
; INITIALIZE STACK POINTER ; ; INITIALIZE STACK POINTER ;
;========================================; ;========================================;
ldi tmp_r_a, low(RAMEND) ldi TEMP_REG_A, low(RAMEND)
out SPL, tmp_r_a out SPL, TEMP_REG_A
MCU_INIT: MCU_INIT:
;======================================================= ;=======================================================
@ -81,7 +82,7 @@ MCU_INIT:
;========================================; ;========================================;
rcall INIT_USI rcall INIT_USI
ldi COUNTER, 0 ldi COUNTER, 0b00000001
rjmp LOOP rjmp LOOP
INIT_PORTS: INIT_PORTS:
@ -99,10 +100,12 @@ ret
; SEND BYTE TO 74HC595 ; ; SEND BYTE TO 74HC595 ;
;========================================; ;========================================;
TRANSMIT_595: TRANSMIT_595:
push r19 in r21, SREG
mov r19, COUNTER mov r19, COUNTER
ldi r16, 8 ldi TEMP_REG_B, 8
_TRANSMIT_595_LOOP: _TRANSMIT_595_LOOP:
;
; Shift a bit into the Carry flag and check if it is set to 1 or 0.
lsl r19 lsl r19
brcc _TRANSMIT_595_SEND_LOW brcc _TRANSMIT_595_SEND_LOW
brcs _TRANSMIT_595_SEND_HIGH brcs _TRANSMIT_595_SEND_HIGH
@ -115,18 +118,21 @@ TRANSMIT_595:
cbi PORTB, DATA_PIN cbi PORTB, DATA_PIN
_TRANSMIT_595_COMMIT: _TRANSMIT_595_COMMIT:
sbi PORTB, CLOCK_PIN
cbi PORTB, CLOCK_PIN cbi PORTB, CLOCK_PIN
sbi PORTB, CLOCK_PIN
dec TEMP_REG_B
brne _TRANSMIT_595_LOOP
;
; Copy data from shift register to storage register
sbi PORTB, LATCH_PIN sbi PORTB, LATCH_PIN
cbi PORTB, LATCH_PIN cbi PORTB, LATCH_PIN
dec r16 out SREG, r21
brne _TRANSMIT_595_LOOP
pop r19
ret ret
SUBPROGRAM_LED_SHIFTING: SUBPROGRAM_LED_SHIFTING:
rcall TRANSMIT_595 rcall TRANSMIT_595
inc COUNTER rol COUNTER
ret ret
;========================================; ;========================================;
@ -137,13 +143,14 @@ LOOP:
rcall TOGGLE_POWER_LED rcall TOGGLE_POWER_LED
rcall SUBPROGRAM_LED_SHIFTING rcall SUBPROGRAM_LED_SHIFTING
rcall DELAY rcall DELAY
rcall DELAY
rjmp LOOP rjmp LOOP
DELAY: DELAY:
push r16 push r16
push r17 push r17
cli cli
ldi r16, 20 ; 1 ldi r16, 255
_DELAY_1: _DELAY_1:
ldi r17, 255 ldi r17, 255
_DELAY_2: _DELAY_2:

16
firmware.hex
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@ -1,10 +1,10 @@
:020000020000FC :020000020000FC
:1000000000C00FED0DBF03D007D040E01AC000E4E0 :1000000000C00FED0DBF03D007D041E01AC000E4DF
:1000100001BB07E007BB089508953F93342F08E024 :1000100001BB07E007BB089508955FB7342F18E0D0
:10002000330F18F400F0C19A01C0C198C09AC0986B :10002000330F18F400F0C19A01C0C198C098C09A6B
:10003000C29AC2980A95A1F73F910895EEDF4395C1 :100030001A95B1F7C29AC2985FBF0895EEDF441FC8
:10004000089513D0FBDF01D0FCCF0F931F93F894DA :10004000089514D0FBDF02D001D0FBCF0F931F9394
:1000500004E11FEF1A95000000000000D9F70A958F :10005000F8940FEF1FEF1A95000000000000D9F789
:10006000C1F778941F910F91089500E412B31027FF :100060000A95C1F778941F910F91089500E412B397
:0400700012BB089522 :06007000102712BB0895E9
:00000001FF :00000001FF

101
firmware.lss
View File

@ -1,5 +1,5 @@
AVRASM ver. 2.2.7 firmware.asm Sat Jan 28 03:33:17 2023 AVRASM ver. 2.2.7 firmware.asm Sun Jan 29 21:32:32 2023
firmware.asm(14): Including file 'tn2313Adef.inc' firmware.asm(14): Including file 'tn2313Adef.inc'
firmware.asm(14): Including file 'tn2313Adef.inc' firmware.asm(14): Including file 'tn2313Adef.inc'
@ -12,8 +12,8 @@ firmware.asm(14): Including file 'tn2313Adef.inc'
; Device Datasheet: http://ww1.microchip.com/downloads/en/DeviceDoc/doc8246.pdf ; Device Datasheet: http://ww1.microchip.com/downloads/en/DeviceDoc/doc8246.pdf
; Package: SOIC-20W_7.5x12.8mm_P1.27mm ; Package: SOIC-20W_7.5x12.8mm_P1.27mm
; Assembler: AVR macro assembler 2.2.7 ; Assembler: AVR macro assembler 2.2.7
; Clock frequency: 12 MHz External Crystal Oscillator ; Clock frequency: 8 MHz External Crystal Oscillator
; Fuses: lfuse: 0x4F, hfuse: 0x9F, efuse: 0xFF, lock: 0xFF ; Fuses: lfuse: 0xCF, hfuse: 0x9F, efuse: 0xFF, lock: 0xFF
; ;
; Written by Sergey Yarkov 22.01.2023 ; Written by Sergey Yarkov 22.01.2023
@ -718,7 +718,8 @@ firmware.asm(14): Including file 'tn2313Adef.inc'
; ***** END OF FILE ****************************************************** ; ***** END OF FILE ******************************************************
.LIST .LIST
.DEF tmp_r_a = r16 .DEF TEMP_REG_A = r16
.DEF TEMP_REG_B = r17
.DEF COUNTER = r20 .DEF COUNTER = r20
;========================================; ;========================================;
@ -767,8 +768,8 @@ firmware.asm(14): Including file 'tn2313Adef.inc'
;========================================; ;========================================;
; INITIALIZE STACK POINTER ; ; INITIALIZE STACK POINTER ;
;========================================; ;========================================;
000001 ed0f ldi tmp_r_a, low(RAMEND) 000001 ed0f ldi TEMP_REG_A, low(RAMEND)
000002 bf0d out SPL, tmp_r_a 000002 bf0d out SPL, TEMP_REG_A
MCU_INIT: MCU_INIT:
;======================================================= ;=======================================================
@ -785,7 +786,7 @@ firmware.asm(14): Including file 'tn2313Adef.inc'
;========================================; ;========================================;
000004 d007 rcall INIT_USI 000004 d007 rcall INIT_USI
000005 e040 ldi COUNTER, 0 000005 e041 ldi COUNTER, 0b00000001
000006 c01a rjmp LOOP 000006 c01a rjmp LOOP
INIT_PORTS: INIT_PORTS:
@ -803,10 +804,12 @@ firmware.asm(14): Including file 'tn2313Adef.inc'
; SEND BYTE TO 74HC595 ; ; SEND BYTE TO 74HC595 ;
;========================================; ;========================================;
TRANSMIT_595: TRANSMIT_595:
00000d 933f push r19 00000d b75f in r21, SREG
00000e 2f34 mov r19, COUNTER 00000e 2f34 mov r19, COUNTER
00000f e008 ldi r16, 8 00000f e018 ldi TEMP_REG_B, 8
_TRANSMIT_595_LOOP: _TRANSMIT_595_LOOP:
;
; Shift a bit into the Carry flag and check if it is set to 1 or 0.
000010 0f33 lsl r19 000010 0f33 lsl r19
000011 f418 brcc _TRANSMIT_595_SEND_LOW 000011 f418 brcc _TRANSMIT_595_SEND_LOW
000012 f000 brcs _TRANSMIT_595_SEND_HIGH 000012 f000 brcs _TRANSMIT_595_SEND_HIGH
@ -819,18 +822,21 @@ firmware.asm(14): Including file 'tn2313Adef.inc'
000015 98c1 cbi PORTB, DATA_PIN 000015 98c1 cbi PORTB, DATA_PIN
_TRANSMIT_595_COMMIT: _TRANSMIT_595_COMMIT:
000016 9ac0 sbi PORTB, CLOCK_PIN 000016 98c0 cbi PORTB, CLOCK_PIN
000017 98c0 cbi PORTB, CLOCK_PIN 000017 9ac0 sbi PORTB, CLOCK_PIN
000018 9ac2 sbi PORTB, LATCH_PIN 000018 951a dec TEMP_REG_B
000019 98c2 cbi PORTB, LATCH_PIN 000019 f7b1 brne _TRANSMIT_595_LOOP
00001a 950a dec r16
00001b f7a1 brne _TRANSMIT_595_LOOP ;
00001c 913f pop r19 ; Copy data from shift register to storage register
00001a 9ac2 sbi PORTB, LATCH_PIN
00001b 98c2 cbi PORTB, LATCH_PIN
00001c bf5f out SREG, r21
00001d 9508 ret 00001d 9508 ret
SUBPROGRAM_LED_SHIFTING: SUBPROGRAM_LED_SHIFTING:
00001e dfee rcall TRANSMIT_595 00001e dfee rcall TRANSMIT_595
00001f 9543 inc COUNTER 00001f 1f44 rol COUNTER
000020 9508 ret 000020 9508 ret
;========================================; ;========================================;
@ -838,39 +844,40 @@ firmware.asm(14): Including file 'tn2313Adef.inc'
;========================================; ;========================================;
LOOP: LOOP:
000021 d013 rcall TOGGLE_POWER_LED 000021 d014 rcall TOGGLE_POWER_LED
000022 dffb rcall SUBPROGRAM_LED_SHIFTING 000022 dffb rcall SUBPROGRAM_LED_SHIFTING
000023 d001 rcall DELAY 000023 d002 rcall DELAY
000024 cffc rjmp LOOP 000024 d001 rcall DELAY
000025 cffb rjmp LOOP
DELAY: DELAY:
000025 930f push r16 000026 930f push r16
000026 931f push r17 000027 931f push r17
000027 94f8 cli 000028 94f8 cli
000028 e104 ldi r16, 20 ; 1 000029 ef0f ldi r16, 255
_DELAY_1: _DELAY_1:
000029 ef1f ldi r17, 255 00002a ef1f ldi r17, 255
_DELAY_2: _DELAY_2:
00002a 951a dec r17 00002b 951a dec r17
00002b 0000 nop
00002c 0000 nop 00002c 0000 nop
00002d 0000 nop 00002d 0000 nop
00002e f7d9 brne _DELAY_2 00002e 0000 nop
00002f f7d9 brne _DELAY_2
00002f 950a dec r16 000030 950a dec r16
000030 f7c1 brne _DELAY_1 000031 f7c1 brne _DELAY_1
000031 9478 sei 000032 9478 sei
000032 911f pop r17 000033 911f pop r17
000033 910f pop r16 000034 910f pop r16
000034 9508 ret 000035 9508 ret
TOGGLE_POWER_LED: TOGGLE_POWER_LED:
000035 e400 ldi r16, (1<<LED_POWER_PORT) 000036 e400 ldi r16, (1<<LED_POWER_PORT)
000036 b312 in r17, PORTD 000037 b312 in r17, PORTD
000037 2710 eor r17, r16 000038 2710 eor r17, r16
000038 bb12 out PORTD, r17 000039 bb12 out PORTD, r17
000039 9508 ret 00003a 9508 ret
;========================================; ;========================================;
@ -947,10 +954,10 @@ counted separately from r26..r31 here.
"ATtiny2313A" register use summary: "ATtiny2313A" register use summary:
x : 0 y : 0 z : 0 r0 : 0 r1 : 0 r2 : 0 r3 : 0 r4 : 0 x : 0 y : 0 z : 0 r0 : 0 r1 : 0 r2 : 0 r3 : 0 r4 : 0
r5 : 0 r6 : 0 r7 : 0 r8 : 0 r9 : 0 r10: 0 r11: 0 r12: 0 r5 : 0 r6 : 0 r7 : 0 r8 : 0 r9 : 0 r10: 0 r11: 0 r12: 0
r13: 0 r14: 0 r15: 0 r16: 14 r17: 7 r18: 0 r19: 4 r20: 3 r13: 0 r14: 0 r15: 0 r16: 12 r17: 9 r18: 0 r19: 2 r20: 3
r21: 0 r22: 0 r23: 0 r24: 0 r25: 0 r26: 0 r27: 0 r28: 0 r21: 2 r22: 0 r23: 0 r24: 0 r25: 0 r26: 0 r27: 0 r28: 0
r29: 0 r30: 0 r31: 0 r29: 0 r30: 0 r31: 0
Registers used: 4 out of 35 (11.4%) Registers used: 5 out of 35 (14.3%)
"ATtiny2313A" instruction use summary: "ATtiny2313A" instruction use summary:
.lds : 0 .sts : 0 adc : 0 add : 0 adiw : 0 and : 0 .lds : 0 .sts : 0 adc : 0 add : 0 adiw : 0 and : 0
@ -961,11 +968,11 @@ brne : 3 brpl : 0 brsh : 0 brtc : 0 brts : 0 brvc : 0
brvs : 0 bset : 0 bst : 0 cbi : 3 cbr : 0 clc : 0 brvs : 0 bset : 0 bst : 0 cbi : 3 cbr : 0 clc : 0
clh : 0 cli : 1 cln : 0 clr : 0 cls : 0 clt : 0 clh : 0 cli : 1 cln : 0 clr : 0 cls : 0 clt : 0
clv : 0 clz : 0 com : 0 cp : 0 cpc : 0 cpi : 0 clv : 0 clz : 0 com : 0 cp : 0 cpc : 0 cpi : 0
cpse : 0 dec : 3 eor : 1 icall : 0 ijmp : 0 in : 1 cpse : 0 dec : 3 eor : 1 icall : 0 ijmp : 0 in : 2
inc : 1 ld : 0 ldd : 0 ldi : 8 lds : 0 lpm : 0 inc : 0 ld : 0 ldd : 0 ldi : 8 lds : 0 lpm : 0
lsl : 1 lsr : 0 mov : 1 movw : 0 neg : 0 nop : 3 lsl : 1 lsr : 0 mov : 1 movw : 0 neg : 0 nop : 3
or : 0 ori : 0 out : 4 pop : 3 push : 3 rcall : 6 or : 0 ori : 0 out : 5 pop : 2 push : 2 rcall : 7
ret : 6 reti : 0 rjmp : 4 rol : 0 ror : 0 sbc : 0 ret : 6 reti : 0 rjmp : 4 rol : 1 ror : 0 sbc : 0
sbci : 0 sbi : 3 sbic : 0 sbis : 0 sbiw : 0 sbr : 0 sbci : 0 sbi : 3 sbic : 0 sbis : 0 sbiw : 0 sbr : 0
sbrc : 0 sbrs : 0 sec : 0 seh : 0 sei : 1 sen : 0 sbrc : 0 sbrs : 0 sec : 0 seh : 0 sei : 1 sen : 0
ser : 0 ses : 0 set : 0 sev : 0 sez : 0 sleep : 0 ser : 0 ses : 0 set : 0 sev : 0 sez : 0 sleep : 0
@ -976,7 +983,7 @@ Instructions used: 21 out of 105 (20.0%)
"ATtiny2313A" memory use summary [bytes]: "ATtiny2313A" memory use summary [bytes]:
Segment Begin End Code Data Used Size Use% Segment Begin End Code Data Used Size Use%
--------------------------------------------------------------- ---------------------------------------------------------------
[.cseg] 0x000000 0x000074 116 0 116 2048 5.7% [.cseg] 0x000000 0x000076 118 0 118 2048 5.8%
[.dseg] 0x000060 0x000060 0 0 0 128 0.0% [.dseg] 0x000060 0x000060 0 0 0 128 0.0%
[.eseg] 0x000000 0x000033 0 51 51 128 39.8% [.eseg] 0x000000 0x000033 0 51 51 128 39.8%