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length of PortB variable

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S170H
2023-10-30 18:31:52 +01:00
parent 028a751f25
commit 2878ed81b7
5 changed files with 1281 additions and 20 deletions
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P1/.vs/P1/v14/.atsuo
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P1/P1/Debug/P1.lss Normal file
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P1/P1/Debug/P1.tmp Normal file
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@@ -0,0 +1,32 @@
<ASSEMBLER_INFO>
<VERSION>2.2.7</VERSION>
<DEVICE>"ATmega328P"</DEVICE>
<WORKING_DIR>C:\Users\Safak\Desktop\UNI\3. Semester\53107 ARBK\Praktikumsunterlagen\ARBKVS-Praktika\P1\P1\Debug</WORKING_DIR>
<INCLUDE_PATH>
<DIR>C:/Program Files (x86)\Atmel\Studio\7.0\Packs\atmel\ATmega_DFP\1.2.209\avrasm\inc</DIR>
<DIR>C:\Program Files (x86)\Atmel\Studio\7.0\toolchain\avr8\avrassembler\Include</DIR>
<DIR></DIR>
</INCLUDE_PATH>
<SOURCE_FILE>C:\Users\Safak\Desktop\UNI\3. Semester\53107 ARBK\Praktikumsunterlagen\ARBKVS-Praktika\P1\P1\main.asm</SOURCE_FILE>
<INCLUDED_FILES>
<FILE>C:/Program Files (x86)\Atmel\Studio\7.0\Packs\atmel\ATmega_DFP\1.2.209\avrasm\inc\m328pdef.inc</FILE>
</INCLUDED_FILES>
<OBJECT_FILES>
<FILE>C:\Users\Safak\Desktop\UNI\3. Semester\53107 ARBK\Praktikumsunterlagen\ARBKVS-Praktika\P1\P1\Debug\P1.obj</FILE>
</OBJECT_FILES>
<HEX_FILES>
<FILE>P1.hex</FILE>
</HEX_FILES>
<OUTPUT_FILES>
<FILE>P1.map</FILE>
<FILE>P1.lss</FILE>
</OUTPUT_FILES>
<LABELS>
<init><FILE>C:\Users\Safak\Desktop\UNI\3. Semester\53107 ARBK\Praktikumsunterlagen\ARBKVS-Praktika\P1\P1\main.asm</FILE><LINE>13</LINE></init>
<links_PD><FILE>C:\Users\Safak\Desktop\UNI\3. Semester\53107 ARBK\Praktikumsunterlagen\ARBKVS-Praktika\P1\P1\main.asm</FILE><LINE>21</LINE></links_PD>
<delay><FILE>C:\Users\Safak\Desktop\UNI\3. Semester\53107 ARBK\Praktikumsunterlagen\ARBKVS-Praktika\P1\P1\main.asm</FILE><LINE>52</LINE></delay>
<links_PB><FILE>C:\Users\Safak\Desktop\UNI\3. Semester\53107 ARBK\Praktikumsunterlagen\ARBKVS-Praktika\P1\P1\main.asm</FILE><LINE>34</LINE></links_PB>
<rechts><FILE>C:\Users\Safak\Desktop\UNI\3. Semester\53107 ARBK\Praktikumsunterlagen\ARBKVS-Praktika\P1\P1\main.asm</FILE><LINE>44</LINE></rechts>
<L1><FILE>C:\Users\Safak\Desktop\UNI\3. Semester\53107 ARBK\Praktikumsunterlagen\ARBKVS-Praktika\P1\P1\main.asm</FILE><LINE>57</LINE></L1>
</LABELS>
</ASSEMBLER_INFO>

37
P1/P1/P1.asmproj
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@@ -20,14 +20,42 @@
<OverrideVtor>false</OverrideVtor>
<CacheFlash>true</CacheFlash>
<ProgFlashFromRam>true</ProgFlashFromRam>
<RamSnippetAddress />
<RamSnippetAddress>0x20000000</RamSnippetAddress>
<UncachedRange />
<preserveEEPROM>true</preserveEEPROM>
<OverrideVtorValue />
<OverrideVtorValue>exception_table</OverrideVtorValue>
<BootSegment>2</BootSegment>
<ResetRule>0</ResetRule>
<eraseonlaunchrule>0</eraseonlaunchrule>
<EraseKey />
<avrtool>com.atmel.avrdbg.tool.simulator</avrtool>
<avrtoolserialnumber />
<avrdeviceexpectedsignature>0x1E950F</avrdeviceexpectedsignature>
<com_atmel_avrdbg_tool_simulator>
<ToolOptions>
<InterfaceProperties>
</InterfaceProperties>
<InterfaceName>
</InterfaceName>
</ToolOptions>
<ToolType>com.atmel.avrdbg.tool.simulator</ToolType>
<ToolNumber>
</ToolNumber>
<ToolName>Simulator</ToolName>
</com_atmel_avrdbg_tool_simulator>
<avrtoolinterface />
<custom>
<ToolOptions xmlns="">
<InterfaceProperties>
</InterfaceProperties>
<InterfaceName>
</InterfaceName>
</ToolOptions>
<ToolType xmlns="">custom</ToolType>
<ToolNumber xmlns="">
</ToolNumber>
<ToolName xmlns="">Custom Programming Tool</ToolName>
</custom>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
<ToolchainSettings>
@@ -38,8 +66,9 @@
</ListValues>
</avrasm.assembler.general.AdditionalIncludeDirectories>
<avrasm.assembler.general.IncludeFile>m328pdef.inc</avrasm.assembler.general.IncludeFile>
</AvrAssembler>
</AvrAssembler>
</ToolchainSettings>
<OutputType>Executable</OutputType>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
<ToolchainSettings>
@@ -50,7 +79,7 @@
</ListValues>
</avrasm.assembler.general.AdditionalIncludeDirectories>
<avrasm.assembler.general.IncludeFile>m328pdef.inc</avrasm.assembler.general.IncludeFile>
</AvrAssembler>
</AvrAssembler>
</ToolchainSettings>
</PropertyGroup>
<ItemGroup>

61
P1/P1/main.asm
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@@ -5,8 +5,61 @@
; Author : Safak
;
.include "m328pdef.inc"
; Replace with your application code
start:
inc r16
rjmp start
.org 0x00
rjmp init
init:
ldi r17, 0xFF
out DDRD, r17 ; Data direction register D (D0-D7) as output
ldi r17, 0x01 ; initialize D0
ldi r18, 0x01
out DDRB, r18 ; Data direction register B (B0-B1) as output
portD_left:
out PORTD, r17
rcall delay
lsl r17 ; shift left until PortB is 0x00
cpi r17, 0x00 ; if(r17!=0x00) links_PD
brne portD_left
out PORTD, r17 ; D0-D7 = 0
portB_left:
;ldi r18, 0x01
out PORTB, r18 ; D8 = 1
rcall delay
lsl r18
cpi r18, 0x02 ; length of PortB is variable
brne portB_left
; D9 = 1 => last LED turned on
portB_right:
out PORTB, r18
rcall delay
lsr r18 ; turn direction
cpi r18, 0x00 ; shift right until PortB is 0x00
brne portB_right
out PORTB, r18 ; turn of PortB or rather D8 & D9
ldi r17, 0x80
portD_right:
out PORTD, r17 ; turn on D7
rcall delay
lsr r17
cpi r17, 0x01 ; shift right until D0 is reached
brne portD_right
jmp portD_left ; turn direction
delay:
ldi r19, 17
ldi r20, 60
ldi r21, 204
L1: dec r21
brne L1
dec r20
brne L1
dec r19
brne L1
ret