81 lines
2.3 KiB
ArmAsm
81 lines
2.3 KiB
ArmAsm
; ------------------------------------------------------------------
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; -- _____ ______ _____ -
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; -- |_ _| | ____|/ ____| -
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; -- | | _ __ | |__ | (___ Institute of Embedded Systems -
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; -- | | | '_ \| __| \___ \ Zurich University of -
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; -- _| |_| | | | |____ ____) | Applied Sciences -
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; -- |_____|_| |_|______|_____/ 8401 Winterthur, Switzerland -
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; ------------------------------------------------------------------
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; --
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; -- main.s
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; --
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; -- CT1 P06 "ALU und Sprungbefehle" mit MUL
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; --
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; -- $Id: main.s 4857 2019-09-10 17:30:17Z akdi $
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; ------------------------------------------------------------------
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;Directives
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PRESERVE8
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THUMB
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; ------------------------------------------------------------------
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; -- Address Defines
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; ------------------------------------------------------------------
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ADDR_LED_15_0 EQU 0x60000100
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ADDR_LED_31_16 EQU 0x60000102
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ADDR_DIP_SWITCH_7_0 EQU 0x60000200
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ADDR_DIP_SWITCH_15_8 EQU 0x60000201
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ADDR_7_SEG_BIN_DS3_0 EQU 0x60000114
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ADDR_BUTTONS EQU 0x60000210
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ADDR_LCD_RED EQU 0x60000340
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ADDR_LCD_GREEN EQU 0x60000342
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ADDR_LCD_BLUE EQU 0x60000344
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LCD_BACKLIGHT_FULL EQU 0xffff
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LCD_BACKLIGHT_OFF EQU 0x0000
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; ------------------------------------------------------------------
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; -- myCode
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; ------------------------------------------------------------------
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AREA myCode, CODE, READONLY
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ENTRY
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main PROC
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export main
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; STUDENTS: To be programmed
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; END: To be programmed
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B main
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ENDP
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;----------------------------------------------------
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; Subroutines
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;----------------------------------------------------
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;----------------------------------------------------
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; pause for disco_lights
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pause PROC
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PUSH {R0, R1}
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LDR R1, =1
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LDR R0, =0x000FFFFF
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loop
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SUBS R0, R0, R1
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BCS loop
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POP {R0, R1}
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BX LR
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ALIGN
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ENDP
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; ------------------------------------------------------------------
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; End of code
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; ------------------------------------------------------------------
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END
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