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comparison Lib/CMake/arm.cmake @ 333:772f9bea482b

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Adding 72 MHz clock support for mk20dx256vlh7
author Jacob Alexander <haata@kiibohd.com>
date Mon, 20 Apr 2015 00:55:58 -0700
parents f9c406854bc2
children b5746c43904e
comparison
equal deleted inserted replaced
332:2e0074f75855 333:772f9bea482b
44 message( STATUS "Chip Selected:" ) 44 message( STATUS "Chip Selected:" )
45 message( "${CHIP}" ) 45 message( "${CHIP}" )
46 set( MCU "${CHIP}" ) # For loading script compatibility 46 set( MCU "${CHIP}" ) # For loading script compatibility
47 47
48 48
49 #| Chip Size Database 49 #| Chip Size and CPU Frequency Database
50 #| Processor frequency.
51 #| Normally the first thing your program should do is set the clock prescaler,
52 #| so your program will run at the correct speed. You should also set this
53 #| variable to same clock speed. The _delay_ms() macro uses this, and many
54 #| examples use this variable to calculate timings. Do not add a "UL" here.
50 #| MCHCK Based / Kiibohd-dfu 55 #| MCHCK Based / Kiibohd-dfu
51 if ( "${CHIP}" MATCHES "mk20dx128vlf5" ) 56 if ( "${CHIP}" MATCHES "mk20dx128vlf5" )
52 set( SIZE_RAM 16384 ) 57 set( SIZE_RAM 16384 )
53 set( SIZE_FLASH 126976 ) 58 set( SIZE_FLASH 126976 )
59 set( F_CPU "48000000" )
54 60
55 #| Kiibohd-dfu 61 #| Kiibohd-dfu
56 elseif ( "${CHIP}" MATCHES "mk20dx256vlh7" ) 62 elseif ( "${CHIP}" MATCHES "mk20dx256vlh7" )
57 set( SIZE_RAM 65536 ) 63 set( SIZE_RAM 65536 )
58 set( SIZE_FLASH 253952 ) 64 set( SIZE_FLASH 253952 )
65 set( F_CPU "72000000" )
59 66
60 #| Teensy 3.0 67 #| Teensy 3.0
61 elseif ( "${CHIP}" MATCHES "mk20dx128" ) 68 elseif ( "${CHIP}" MATCHES "mk20dx128" )
62 set( SIZE_RAM 16384 ) 69 set( SIZE_RAM 16384 )
63 set( SIZE_FLASH 131072 ) 70 set( SIZE_FLASH 131072 )
71 set( F_CPU "48000000" )
64 72
65 #| Teensy 3.1 73 #| Teensy 3.1
66 elseif ( "${CHIP}" MATCHES "mk20dx256" ) 74 elseif ( "${CHIP}" MATCHES "mk20dx256" )
67 set( SIZE_RAM 65536 ) 75 set( SIZE_RAM 65536 )
68 set( SIZE_FLASH 262144 ) 76 set( SIZE_FLASH 262144 )
77 set( F_CPU "48000000" ) # XXX Also supports 72 MHz, but may requires code changes
69 78
70 #| Unknown ARM 79 #| Unknown ARM
71 else () 80 else ()
72 message( AUTHOR_WARNING "CHIP: ${CHIP} - Unknown ARM microcontroller" ) 81 message( AUTHOR_WARNING "CHIP: ${CHIP} - Unknown ARM microcontroller" )
73 endif () 82 endif ()
157 #| 0 = turn off optimization. s = optimize for size. 166 #| 0 = turn off optimization. s = optimize for size.
158 #| (Note: 3 is not always the best optimization level.) 167 #| (Note: 3 is not always the best optimization level.)
159 set( OPT "s" ) 168 set( OPT "s" )
160 169
161 170
162 #| Processor frequency.
163 #| Normally the first thing your program should do is set the clock prescaler,
164 #| so your program will run at the correct speed. You should also set this
165 #| variable to same clock speed. The _delay_ms() macro uses this, and many
166 #| examples use this variable to calculate timings. Do not add a "UL" here.
167 set( F_CPU "48000000" )
168
169
170 #| Dependency Files 171 #| Dependency Files
171 #| Compiler flags to generate dependency files. 172 #| Compiler flags to generate dependency files.
172 set( GENDEPFLAGS "-MMD" ) 173 set( GENDEPFLAGS "-MMD" )
173 174
174 175