endlich ein SPI sclk signal
This commit is contained in:
Tristan Krause
parent
419e37eeae
commit
08795e7547
2
B15F.aps
2
B15F.aps
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@ -1 +1 @@
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<AVRStudio><MANAGEMENT><ProjectName>B15F</ProjectName><Created>22-Mar-2019 14:29:54</Created><LastEdit>22-Mar-2019 16:03:17</LastEdit><ICON>241</ICON><ProjectType>0</ProjectType><Created>22-Mar-2019 14:29:54</Created><Version>4</Version><Build>4, 19, 0, 730</Build><ProjectTypeName>AVR GCC</ProjectTypeName></MANAGEMENT><CODE_CREATION><ObjectFile>B15F.elf</ObjectFile><EntryFile></EntryFile><SaveFolder>F:\</SaveFolder></CODE_CREATION><DEBUG_TARGET><CURRENT_TARGET>JTAGICE mkII</CURRENT_TARGET><CURRENT_PART>ATmega1284.xml</CURRENT_PART><BREAKPOINTS></BREAKPOINTS><IO_EXPAND><HIDE>false</HIDE></IO_EXPAND><REGISTERNAMES><Register>R00</Register><Register>R01</Register><Register>R02</Register><Register>R03</Register><Register>R04</Register><Register>R05</Register><Register>R06</Register><Register>R07</Register><Register>R08</Register><Register>R09</Register><Register>R10</Register><Register>R11</Register><Register>R12</Register><Register>R13</Register><Register>R14</Register><Register>R15</Register><Register>R16</Register><Register>R17</Register><Register>R18</Register><Register>R19</Register><Register>R20</Register><Register>R21</Register><Register>R22</Register><Register>R23</Register><Register>R24</Register><Register>R25</Register><Register>R26</Register><Register>R27</Register><Register>R28</Register><Register>R29</Register><Register>R30</Register><Register>R31</Register></REGISTERNAMES><COM>Auto</COM><COMType>0</COMType><WATCHNUM>0</WATCHNUM><WATCHNAMES><Pane0></Pane0><Pane1></Pane1><Pane2></Pane2><Pane3></Pane3></WATCHNAMES><BreakOnTrcaeFull>0</BreakOnTrcaeFull></DEBUG_TARGET><Debugger><Triggers></Triggers></Debugger><AVRGCCPLUGIN><FILES><SOURCEFILE>spi.cpp</SOURCEFILE><SOURCEFILE>main.cpp</SOURCEFILE><SOURCEFILE>Makefile</SOURCEFILE><HEADERFILE>spi.h</HEADERFILE><OTHERFILE>default\B15F.lss</OTHERFILE><OTHERFILE>default\B15F.map</OTHERFILE></FILES><CONFIGS><CONFIG><NAME>c++</NAME><USESEXTERNALMAKEFILE>NO</USESEXTERNALMAKEFILE><EXTERNALMAKEFILE></EXTERNALMAKEFILE><PART>atmega128</PART><HEX>1</HEX><LIST>1</LIST><MAP>1</MAP><OUTPUTFILENAME>B15F.elf</OUTPUTFILENAME><OUTPUTDIR>c++\</OUTPUTDIR><ISDIRTY>0</ISDIRTY><OPTIONS/><INCDIRS/><LIBDIRS/><LIBS/><LINKOBJECTS/><OPTIONSFORALL>-Wall -gdwarf-2 -Os -std=gnu99 -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums</OPTIONSFORALL><LINKEROPTIONS></LINKEROPTIONS><SEGMENTS/></CONFIG><CONFIG><NAME>default</NAME><USESEXTERNALMAKEFILE>YES</USESEXTERNALMAKEFILE><EXTERNALMAKEFILE>Makefile</EXTERNALMAKEFILE><PART>atmega1284</PART><HEX>1</HEX><LIST>1</LIST><MAP>1</MAP><OUTPUTFILENAME>B15F.elf</OUTPUTFILENAME><OUTPUTDIR>default\</OUTPUTDIR><ISDIRTY>1</ISDIRTY><OPTIONS><OPTION><FILE>main.c</FILE><OPTIONLIST></OPTIONLIST></OPTION><OPTION><FILE>spi.cpp</FILE><OPTIONLIST></OPTIONLIST></OPTION></OPTIONS><INCDIRS><INCLUDE>C:\avr8-gnu-toolchain-win32_x86\avr\include\</INCLUDE></INCDIRS><LIBDIRS><LIBDIR>C:\avr8-gnu-toolchain-win32_x86\avr\lib\</LIBDIR></LIBDIRS><LIBS><LIB>libc.a</LIB></LIBS><LINKOBJECTS/><OPTIONSFORALL>-Wall -gdwarf-2 -DF_CPU=20000000UL -Os -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums</OPTIONSFORALL><LINKEROPTIONS></LINKEROPTIONS><SEGMENTS/></CONFIG></CONFIGS><LASTCONFIG>default</LASTCONFIG><USES_WINAVR>0</USES_WINAVR><GCC_LOC>C:\avr8-gnu-toolchain-win32_x86\bin\avr-g++.exe</GCC_LOC><MAKE_LOC>C:\WinAVR-20100110\utils\bin\make.exe</MAKE_LOC></AVRGCCPLUGIN><ProjectFiles><Files><Name>F:\spi.h</Name><Name>F:\spi.cpp</Name><Name>F:\main.cpp</Name><Name>F:\Makefile</Name></Files></ProjectFiles><IOView><usergroups/><sort sorted="0" column="0" ordername="0" orderaddress="0" ordergroup="0"/></IOView><Files><File00000><FileId>00000</FileId><FileName>spi.h</FileName><Status>1</Status></File00000><File00001><FileId>00001</FileId><FileName>main.cpp</FileName><Status>1</Status></File00001><File00002><FileId>00002</FileId><FileName>Makefile</FileName><Status>1</Status></File00002><File00003><FileId>00003</FileId><FileName>spi.cpp</FileName><Status>1</Status></File00003></Files><Events><Bookmarks></Bookmarks></Events><Trace><Filters></Filters></Trace></AVRStudio>
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<AVRStudio><MANAGEMENT><ProjectName>B15F</ProjectName><Created>22-Mar-2019 14:29:54</Created><LastEdit>25-Mar-2019 12:57:42</LastEdit><ICON>241</ICON><ProjectType>0</ProjectType><Created>22-Mar-2019 14:29:54</Created><Version>4</Version><Build>4, 19, 0, 730</Build><ProjectTypeName>AVR GCC</ProjectTypeName></MANAGEMENT><CODE_CREATION><ObjectFile>B15F.elf</ObjectFile><EntryFile></EntryFile><SaveFolder>F:\</SaveFolder></CODE_CREATION><DEBUG_TARGET><CURRENT_TARGET>JTAGICE mkII</CURRENT_TARGET><CURRENT_PART>ATmega1284.xml</CURRENT_PART><BREAKPOINTS></BREAKPOINTS><IO_EXPAND><HIDE>false</HIDE></IO_EXPAND><REGISTERNAMES><Register>R00</Register><Register>R01</Register><Register>R02</Register><Register>R03</Register><Register>R04</Register><Register>R05</Register><Register>R06</Register><Register>R07</Register><Register>R08</Register><Register>R09</Register><Register>R10</Register><Register>R11</Register><Register>R12</Register><Register>R13</Register><Register>R14</Register><Register>R15</Register><Register>R16</Register><Register>R17</Register><Register>R18</Register><Register>R19</Register><Register>R20</Register><Register>R21</Register><Register>R22</Register><Register>R23</Register><Register>R24</Register><Register>R25</Register><Register>R26</Register><Register>R27</Register><Register>R28</Register><Register>R29</Register><Register>R30</Register><Register>R31</Register></REGISTERNAMES><COM>Auto</COM><COMType>0</COMType><WATCHNUM>0</WATCHNUM><WATCHNAMES><Pane0></Pane0><Pane1></Pane1><Pane2></Pane2><Pane3></Pane3></WATCHNAMES><BreakOnTrcaeFull>0</BreakOnTrcaeFull></DEBUG_TARGET><Debugger><Triggers></Triggers></Debugger><AVRGCCPLUGIN><FILES><SOURCEFILE>spi.cpp</SOURCEFILE><SOURCEFILE>main.cpp</SOURCEFILE><SOURCEFILE>Makefile</SOURCEFILE><SOURCEFILE>mcp23s17.cpp</SOURCEFILE><HEADERFILE>spi.h</HEADERFILE><HEADERFILE>mcp23s17.h</HEADERFILE><OTHERFILE>default\B15F.lss</OTHERFILE><OTHERFILE>default\B15F.map</OTHERFILE></FILES><CONFIGS><CONFIG><NAME>c++</NAME><USESEXTERNALMAKEFILE>NO</USESEXTERNALMAKEFILE><EXTERNALMAKEFILE></EXTERNALMAKEFILE><PART>atmega128</PART><HEX>1</HEX><LIST>1</LIST><MAP>1</MAP><OUTPUTFILENAME>B15F.elf</OUTPUTFILENAME><OUTPUTDIR>c++\</OUTPUTDIR><ISDIRTY>0</ISDIRTY><OPTIONS/><INCDIRS/><LIBDIRS/><LIBS/><LINKOBJECTS/><OPTIONSFORALL>-Wall -gdwarf-2 -Os -std=gnu99 -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums</OPTIONSFORALL><LINKEROPTIONS></LINKEROPTIONS><SEGMENTS/></CONFIG><CONFIG><NAME>default</NAME><USESEXTERNALMAKEFILE>YES</USESEXTERNALMAKEFILE><EXTERNALMAKEFILE>Makefile</EXTERNALMAKEFILE><PART>atmega1284</PART><HEX>1</HEX><LIST>1</LIST><MAP>1</MAP><OUTPUTFILENAME>B15F.elf</OUTPUTFILENAME><OUTPUTDIR>default\</OUTPUTDIR><ISDIRTY>1</ISDIRTY><OPTIONS><OPTION><FILE>main.c</FILE><OPTIONLIST></OPTIONLIST></OPTION><OPTION><FILE>spi.cpp</FILE><OPTIONLIST></OPTIONLIST></OPTION></OPTIONS><INCDIRS><INCLUDE>C:\avr8-gnu-toolchain-win32_x86\avr\include\</INCLUDE></INCDIRS><LIBDIRS><LIBDIR>C:\avr8-gnu-toolchain-win32_x86\avr\lib\</LIBDIR></LIBDIRS><LIBS><LIB>libc.a</LIB></LIBS><LINKOBJECTS/><OPTIONSFORALL>-Wall -gdwarf-2 -DF_CPU=20000000UL -Os -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums</OPTIONSFORALL><LINKEROPTIONS></LINKEROPTIONS><SEGMENTS/></CONFIG></CONFIGS><LASTCONFIG>default</LASTCONFIG><USES_WINAVR>0</USES_WINAVR><GCC_LOC>C:\avr8-gnu-toolchain-win32_x86\bin\avr-g++.exe</GCC_LOC><MAKE_LOC>C:\WinAVR-20100110\utils\bin\make.exe</MAKE_LOC></AVRGCCPLUGIN><ProjectFiles><Files><Name>F:\spi.h</Name><Name>F:\mcp23s17.h</Name><Name>F:\spi.cpp</Name><Name>F:\main.cpp</Name><Name>F:\Makefile</Name><Name>F:\mcp23s17.cpp</Name></Files></ProjectFiles><IOView><usergroups/><sort sorted="0" column="0" ordername="1" orderaddress="1" ordergroup="1"/></IOView><Files><File00000><FileId>00000</FileId><FileName>main.cpp</FileName><Status>1</Status></File00000><File00001><FileId>00001</FileId><FileName>Makefile</FileName><Status>1</Status></File00001><File00002><FileId>00002</FileId><FileName>spi.h</FileName><Status>1</Status></File00002><File00003><FileId>00003</FileId><FileName>spi.cpp</FileName><Status>1</Status></File00003><File00004><FileId>00004</FileId><FileName>mcp23s17.h</FileName><Status>1</Status></File00004><File00005><FileId>00005</FileId><FileName>mcp23s17.cpp</FileName><Status>1</Status></File00005></Files><Events><Bookmarks></Bookmarks></Events><Trace><Filters></Filters></Trace></AVRStudio>
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36
B15F.hex
36
B15F.hex
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@ -1,14 +1,24 @@
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:100000000C9446000C9450000C9450000C9450003A
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:100010000C9450000C9450000C9450000C94500020
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:100050000C9450000C9450000C9450000C945000E0
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:100150000C948A00EE0FFF1F0024001C0BBE0790BA
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:0A016000F691E02D0994F894FFCF0A
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:00000001FF
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2
Makefile
2
Makefile
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@ -12,7 +12,7 @@ OUTPUT = B15F.elf
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HEX = B15F.hex
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CFLAGS = -std=c++14 -O3 -mmcu=atmega1284 -DF_CPU=20000000 -DPIO_DISABLE_I2C
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LDFLAGS =
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OBJECTS = main.o spi.o
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OBJECTS = main.o spi.o mcp23s17.o
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COMPILE = $(COMPILER_PATH) $(CFLAGS)
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18
main.cpp
18
main.cpp
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@ -1,7 +1,21 @@
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#include <avr/io.h>
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#include "spi.h"
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#include <avr/interrupt.h>
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#include <util/delay.h>
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#include "mcp23s17.h"
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SPI spi;
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MCP23S17 beba0(spi, SPIADR::BEBA0);
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int main() {
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SPI spi_master;
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spi.init();
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while(1) {
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SPDR = 8;
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while(!(SPSR & _BV(SPIF)));
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//spi.pushByte(8);
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}
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return 0;
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}
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20
main.hex
Normal file
20
main.hex
Normal file
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@ -0,0 +1,20 @@
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:100000000C9446000C9450000C9450000C9450003A
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:100010000C9450000C9450000C9450000C94500020
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:100020000C9450000C9450000C9450000C94500010
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:100030000C9450000C9450000C9450000C94500000
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:100040000C9450000C9450000C9450000C945000F0
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:100050000C9450000C9450000C9450000C945000E0
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:100060000C9450000C9450000C9450000C945000D0
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:100070000C9450000C9450000C9450000C945000C0
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:100080000C9450000C9450000C94500011241FBE8E
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:10009000CFEFD0E4DEBFCDBF0E9486000C9490006D
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:1000A0000C940000CF93DF93CDB7DEB784E290E0ED
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:1000B00024E230E0F9012081206BFC0120838CE4F4
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:1000C00090E021E5FC0120830000DF91CF910895AD
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:1000D000CF93DF931F92CDB7DEB789838EE490E094
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:1000E0002981FC0120838DE490E0FC0180818095D2
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:1000F000881F8827881F882309F0F5CF8EE490E0B9
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:10010000FC0180810F90DF91CF910895CF93DF9311
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:10011000CDB7DEB70E94520080E00E946800FCCF9D
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:04012000F894FFCF81
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:00000001FF
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34
mcp23s17.cpp
Normal file
34
mcp23s17.cpp
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@ -0,0 +1,34 @@
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#include "mcp23s17.h"
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MCP23S17::MCP23S17(SPI& spi, uint8_t adr) : spi(spi), adr(adr)
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{
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}
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void MCP23S17::setPort(uint8_t port) const
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{
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spi.pushByte(0x40);
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/*
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spi.setAdr(0);
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_delay_ms(1);
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spi.setAdr(adr);
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spi.pushByte(0x40); //
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spi.pushByte(0x00); // DIR A
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spi.pushByte(0x00); // alle ausgang
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spi.setAdr(0);
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_delay_ms(1);
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spi.setAdr(adr);
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spi.pushByte(0x40);
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spi.pushByte(0x12);
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spi.pushByte(0xF0);
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spi.setAdr(0);
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/*while(1) {
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PORTB ^= _BV(PB7);
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_delay_ms(1);
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}*/
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}
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17
mcp23s17.h
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17
mcp23s17.h
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#ifndef MCP23S17_H
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#define MCP23S17_H
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#include "spi.h"
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class MCP23S17
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{
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public:
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MCP23S17(SPI&, uint8_t);
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void setPort(uint8_t) const;
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private:
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SPI& spi;
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const uint8_t adr;
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};
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#endif // MCP23S17_H
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42
spi.cpp
42
spi.cpp
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void SPI::init(void) const
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{
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// Konfiguriere SPI DDRs
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dMode(MOSI, OUT);
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dMode(MISO, IN);
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dMode(SCLK, OUT);
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// Konfiguriere DMUX DDRs
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dMode(DMUX1, OUT);
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dMode(DMUX2, OUT);
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dMode(DMUX3, OUT);
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DDRB = 0xB0;
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// aktiviere SPI, Master Modus, SPI Modus 0
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// F_SPI = F_CPU / 2 (prescaler 2)
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SPCR = _BV(SPE) | _BV(MSTR);
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SPSR = _BV(SPI2X);
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}
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/*void SPI::setFreq(uint32_t freq) const
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{
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}*/
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void SPI::setAdr(uint8_t adr) const
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{
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dWrite(DMUX1, 0);
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dWrite(DMUX2, 0);
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dWrite(DMUX3, 0);
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if(adr & 0x01)
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dWrite(DMUX1, 1);
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if(adr & 0x02)
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dWrite(DMUX2, 1);
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if(adr & 0x04)
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dWrite(DMUX3, 1);
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}
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uint8_t SPI::pushByte(uint8_t b) const
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{
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SPDR = b;
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while(!(SPSR & _BV(SPIF)));
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_delay_ms(1);
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return SPDR;
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}
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22
spi.h
22
spi.h
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#ifndef SPI_MASTER_H
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#define SPI_MASTER_H
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#ifndef SPI_H
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#define SPI_H
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#include <util/delay.h>
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#include <stdint.h>
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#include "pio.h"
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#define MOSI B5
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#define MISO B6
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#define SCLK B7
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class SPI {
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#define DMUX1 D2
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#define DMUX2 D3
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#define DMUX3 D4
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enum SPIADR {
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BEBA0 = 2,
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BEBA1 = 3,
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};
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class SPI
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{
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public:
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SPI(void);
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void init(void) const;
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//void setFreq(uint32_t) const;
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void setAdr(uint8_t) const;
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uint8_t pushByte(uint8_t) const;
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};
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#endif
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#endif // SPI_H
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