# HG changeset patch # User Jacob Alexander # Date 1428214871 25200 # Node ID f4d4cad283c6d4b4072f1f042b0baf2b4b14af8d # Parent f6b7c1f0f8a14c6dfc9dd6d9992c10a29364c523 Some initial bringup of the dfu bootloader on the mk20dx256vlh7 diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Bootloader/CMakeLists.txt --- a/Bootloader/CMakeLists.txt Fri Jun 12 18:33:23 2015 -0700 +++ b/Bootloader/CMakeLists.txt Sat Apr 04 23:21:11 2015 -0700 @@ -20,8 +20,8 @@ #| You _MUST_ clean the build directory if you change this value #| set( CHIP - "mk20dx128vlf5" # McHCK mk20dx128vlf5 -# "mk20dx256vlh7" # Kiibohd-dfu mk20dx256vlh7 + #"mk20dx128vlf5" # McHCK mk20dx128vlf5 + "mk20dx256vlh7" # Kiibohd-dfu mk20dx256vlh7 ) diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Bootloader/Scripts/swdLoad.bash --- a/Bootloader/Scripts/swdLoad.bash Fri Jun 12 18:33:23 2015 -0700 +++ b/Bootloader/Scripts/swdLoad.bash Sat Apr 04 23:21:11 2015 -0700 @@ -21,11 +21,13 @@ # Make sure the toolchain is up to date cd programmer -git pull --rebase +#git pull --rebase cd .. # Attempt to flash # Udev rules have been applied to name the buspirate as /dev/buspirate (instead of something like /dev/ttyUSB0) # By default only root can access serial devices on Linux +#ruby programmer/flash.rb name=buspirate:dev=/dev/buspirate --mass-erase ruby programmer/flash.rb name=buspirate:dev=/dev/buspirate "$1" "$2" +#ruby programmer/flash.rb name=buspirate:dev=/dev/buspirate --mass-erase "$1" "$2" diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Bootloader/_buildvars.h --- a/Bootloader/_buildvars.h Fri Jun 12 18:33:23 2015 -0700 +++ b/Bootloader/_buildvars.h Sat Apr 04 23:21:11 2015 -0700 @@ -32,7 +32,7 @@ #define STR_MANUFACTURER u"Kiibohd" #define STR_PRODUCT u"Kiibohd DFU Bootloader" #define STR_SERIAL u"@CHIP@" -#define STR_ALTNAME u"@BOOT_DFU_ALTNAME" +#define STR_ALTNAME u"@BOOT_DFU_ALTNAME@" // Mac OS-X and Linux automatically load the correct drivers. On diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Bootloader/dfu.c --- a/Bootloader/dfu.c Fri Jun 12 18:33:23 2015 -0700 +++ b/Bootloader/dfu.c Sat Apr 04 23:21:11 2015 -0700 @@ -1,5 +1,5 @@ /* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>. - * Modifications by Jacob Alexander 2014 + * Modifications by Jacob Alexander 2014-2015 * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -98,12 +98,80 @@ dfu_dnload_complete(NULL, 0, ctx); goto out_no_status; } + case USB_CTRL_REQ_DFU_UPLOAD: { + return (0); // TODO + /* + void *buf; + + switch (ctx->state) { + case DFU_STATE_dfuIDLE: + ctx->off = 0; + break; + case DFU_STATE_dfuUPLOAD_IDLE: + break; + default: + goto err; + } + + // XXX Don't STALL? -HaaTa + // TODO + ctx->status = ctx->setup_write(ctx->off, req->wLength, &buf); + if (ctx->status != DFU_STATUS_OK) { + ctx->state = DFU_STATE_dfuERROR; + goto err_have_status; + } + + if (req->wLength > 0) + usb_ep0_rx(buf, req->wLength, dfu_dnload_complete, ctx); + else + dfu_dnload_complete(NULL, 0, ctx); + goto out_no_status; + */ + } case USB_CTRL_REQ_DFU_GETSTATUS: { struct dfu_status_t st; st.bState = ctx->state; st.bStatus = ctx->status; st.bwPollTimeout = 1000; /* XXX */ + + // XXX FAKE WRITE + if ( ctx->state == DFU_STATE_dfuMANIFEST ) + { + uint8_t data[] = { 0x10, 0x20, 0x30, 0x40 }; + flash_program_longword((uintptr_t)&_app_rom, data); + } + /* + + uint32_t *position = &_app_rom + 0x100; + for ( ; position < &_app_rom + 0x200; position++ ) + //for ( ; position < &_app_rom + 0x800; position++ ) + { + if ( *position != 0xFFFFFFFF ) + { + while( 1 ) + { + GPIOA_PTOR |= (1<<5); + for (uint32_t d = 0; d < 7200000; d++ ); + } + } + }*/ + + // Check to see if vector table was flashed correctly + // Return a flash error if it was not + if (_app_rom == 0xffffffff && ctx->state == DFU_STATE_dfuMANIFEST) + st.bStatus = DFU_STATUS_errPROG; + //} + /* + if (ctx->state == DFU_STATE_dfuMANIFEST) + { + uint8_t *addr = (uint8_t*)_app_rom; + //while (*(addr++) != 0x80); + //st.bStatus = DFU_STATUS_errPROG; + st.bStatus = (uint8_t)((uint32_t)(&_app_rom) >> 16); + } + */ + /** * If we're in DFU_STATE_dfuMANIFEST, we just finished * the download, and we're just about to send our last @@ -131,14 +199,13 @@ switch (ctx->state) { case DFU_STATE_dfuIDLE: case DFU_STATE_dfuDNLOAD_IDLE: - /* case DFU_STATE_dfuUPLOAD_IDLE: */ + case DFU_STATE_dfuUPLOAD_IDLE: ctx->state = DFU_STATE_dfuIDLE; break; default: goto err; } break; - /* case USB_CTRL_REQ_DFU_UPLOAD: */ default: return (0); } diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Bootloader/dfu.desc.c --- a/Bootloader/dfu.desc.c Fri Jun 12 18:33:23 2015 -0700 +++ b/Bootloader/dfu.desc.c Sat Apr 04 23:21:11 2015 -0700 @@ -1,5 +1,5 @@ // Originally Generated from MCHCK Toolkit -/* Copyright (c) Jacob Alexander 2014 +/* Copyright (c) Jacob Alexander 2014-2015 * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -61,7 +61,7 @@ }, .will_detach = 1, .manifestation_tolerant = 0, - .can_upload = 0, + .can_upload = 1, .can_download = 1, .wDetachTimeOut = 0, .wTransferSize = USB_DFU_TRANSFER_SIZE, diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Bootloader/flash.c --- a/Bootloader/flash.c Fri Jun 12 18:33:23 2015 -0700 +++ b/Bootloader/flash.c Sat Apr 04 23:21:11 2015 -0700 @@ -1,5 +1,5 @@ /* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>. - * Modifications by Jacob Alexander 2014 + * Modifications by Jacob Alexander 2014-2015 * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -35,14 +35,18 @@ { FTFL.fstat.raw = ((struct FTFL_FSTAT_t){ .ccif = 1, - .rdcolerr = 1, - .accerr = 1, - .fpviol = 1 - }).raw; + //.rdcolerr = 1, + .accerr = 1, + .fpviol = 1 + }).raw; + + // Wait for the operation to complete struct FTFL_FSTAT_t stat; - while (!(stat = FTFL.fstat).ccif) - /* NOTHING */; /* XXX maybe WFI? */ - return (!!stat.mgstat0); + while (!(stat = FTFL.fstat).ccif); // XXX maybe WFI? + + // Mask error bits + return stat.raw & (FTFL_FSTAT_RDCOLERR | FTFL_FSTAT_ACCERR | FTFL_FSTAT_FPVIOL | FTFL_FSTAT_MGSTAT0); + //return (!!stat.mgstat0); } int flash_prepare_flashing(void) @@ -66,20 +70,65 @@ return (ftfl_submit_cmd()); } -int flash_program_section(uintptr_t addr, size_t num_words) +int flash_program_section_longwords(uintptr_t addr, size_t num_words) { FTFL.fccob.program_section.fcmd = FTFL_FCMD_PROGRAM_SECTION; FTFL.fccob.program_section.addr = addr; FTFL.fccob.program_section.num_words = num_words; - return (ftfl_submit_cmd()); + + return ftfl_submit_cmd(); +} + +int flash_program_section_phrases(uintptr_t addr, size_t num_phrases) +{ + FTFL.fccob.program_section.fcmd = FTFL_FCMD_PROGRAM_SECTION; + FTFL.fccob.program_section.addr = addr; + FTFL.fccob.program_section.num_words = num_phrases; + + return ftfl_submit_cmd(); +} + +int flash_program_longword(uintptr_t addr, uint8_t *data) +{ + FTFL.fccob.program_longword.fcmd = FTFL_FCMD_PROGRAM_LONGWORD; + FTFL.fccob.program_longword.addr = addr; + FTFL.fccob.program_longword.data_be[0] = data[0]; + FTFL.fccob.program_longword.data_be[1] = data[1]; + FTFL.fccob.program_longword.data_be[2] = data[2]; + FTFL.fccob.program_longword.data_be[3] = data[3]; + + return ftfl_submit_cmd(); } int flash_program_sector(uintptr_t addr, size_t len) { +#if defined(_mk20dx128vlf5_) + return (len != FLASH_SECTOR_SIZE || + (addr & (FLASH_SECTOR_SIZE - 1)) != 0 || + flash_erase_sector(addr) || + flash_program_section_longwords(addr, FLASH_SECTOR_SIZE / 4)); +#elif defined(_mk20dx256vlh7_) + /* return (len != FLASH_SECTOR_SIZE || (addr & (FLASH_SECTOR_SIZE - 1)) != 0 || flash_erase_sector(addr) || - flash_program_section(addr, FLASH_SECTOR_SIZE/4)); + flash_program_section_phrases(addr, FLASH_SECTOR_SIZE / 8)); + */ + return (len != FLASH_SECTOR_SIZE || + (addr & (FLASH_SECTOR_SIZE - 1)) != 0 || + flash_erase_sector(addr) || + flash_program_section_phrases(addr, FLASH_SECTOR_SIZE / 8)); +#endif +} + +int flash_prepare_reading(void) +{ + return (0); +} + +int flash_read_sector(uintptr_t addr, size_t len) +{ + return (0); } void *flash_get_staging_area(uintptr_t addr, size_t len) diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Bootloader/flash.h --- a/Bootloader/flash.h Fri Jun 12 18:33:23 2015 -0700 +++ b/Bootloader/flash.h Sat Apr 04 23:21:11 2015 -0700 @@ -1,5 +1,5 @@ /* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>. - * Modifications by Jacob Alexander 2014 + * Modifications by Jacob Alexander 2014-2015 * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -20,7 +20,11 @@ // ----- Defines ----- +#if defined(_mk20dx128vlf5_) #define FLASH_SECTOR_SIZE 1024 +#elif defined(_mk20dx256vlh7_) +#define FLASH_SECTOR_SIZE 2048 +#endif @@ -30,8 +34,9 @@ int ftfl_submit_cmd(void); int flash_prepare_flashing(void); int flash_erase_sector(uintptr_t); -int flash_program_section(uintptr_t, size_t); +//int flash_program_section(uintptr_t, size_t); int flash_program_sector(uintptr_t, size_t); +int flash_program_longword(uintptr_t, uint8_t*); void *flash_get_staging_area(uintptr_t, size_t); #endif diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Bootloader/main.c --- a/Bootloader/main.c Fri Jun 12 18:33:23 2015 -0700 +++ b/Bootloader/main.c Sat Apr 04 23:21:11 2015 -0700 @@ -28,27 +28,29 @@ /** * Unfortunately we can't DMA directly to FlexRAM, so we'll have to stage here. */ -static char staging[FLASH_SECTOR_SIZE]; +static char staging[ FLASH_SECTOR_SIZE ]; // ----- Functions ----- -static enum dfu_status setup_write(size_t off, size_t len, void **buf) +static enum dfu_status setup_write( size_t off, size_t len, void **buf ) { + GPIOA_PCOR |= (1<<5); static int last = 0; - if (len > sizeof(staging)) + if ( len > sizeof(staging) ) return (DFU_STATUS_errADDRESS); // We only allow the last write to be less than one sector size. - if (off == 0) + if ( off == 0 ) last = 0; - if (last && len != 0) + if ( last && len != 0 ) return (DFU_STATUS_errADDRESS); - if (len != FLASH_SECTOR_SIZE) { + if ( len != FLASH_SECTOR_SIZE ) + { last = 1; - memset(staging, 0xff, sizeof(staging)); + memset( staging, 0xff, sizeof(staging) ); } *buf = staging; @@ -58,16 +60,30 @@ static enum dfu_status finish_write( void *buf, size_t off, size_t len ) { void *target; - if (len == 0) + if ( len == 0 ) return (DFU_STATUS_OK); target = flash_get_staging_area(off + (uintptr_t)&_app_rom, FLASH_SECTOR_SIZE); - if (!target) + if ( !target ) return (DFU_STATUS_errADDRESS); - memcpy(target, buf, len); - if (flash_program_sector(off + (uintptr_t)&_app_rom, FLASH_SECTOR_SIZE) != 0) + memcpy( target, buf, len ); + + // Depending on the error return a different status + switch ( flash_program_sector(off + (uintptr_t)&_app_rom, FLASH_SECTOR_SIZE) ) + { + /* + case FTFL_FSTAT_RDCOLERR: // Flash Read Collision Error + case FTFL_FSTAT_ACCERR: // Flash Access Error + case FTFL_FSTAT_FPVIOL: // Flash Protection Violation Error return (DFU_STATUS_errADDRESS); - return (DFU_STATUS_OK); + case FTFL_FSTAT_MGSTAT0: // Memory Controller Command Completion Error + return (DFU_STATUS_errADDRESS); + */ + + case 0: + default: // No error + return (DFU_STATUS_OK); + } } @@ -93,17 +109,51 @@ // Enabling LED to indicate we are in the bootloader GPIOA_PDDR |= (1<<5); // Setup pin - A5 - See Lib/pin_map.mchck for more details on pins - PORTA_PCR19 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); + PORTA_PCR5 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); GPIOA_PSOR |= (1<<5); +#else +#error "Incompatible chip for bootloader" +#endif -#endif + //for (uint8_t c = 0; c < 20; c++) + /* + while( 1 ) + { + GPIOA_PTOR |= (1<<5); + for (uint32_t d = 0; d < 7200000; d++ ); + } + */ + + // XXX REMOVEME + /* + GPIOB_PDDR |= (1<<16); + PORTB_PCR16 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); + GPIOB_PSOR |= (1<<16); + */ flash_prepare_flashing(); + uint32_t *position = &_app_rom; usb_init( &dfu_device ); for (;;) { usb_poll(); + + /* + for ( ; position < &_app_rom + 0x201; position++ ) + //for ( ; position < &_app_rom + 0x800; position++ ) + { + if ( *position != 0xFFFFFFFF ) + { + while( 1 ) + { + GPIOA_PTOR |= (1<<5); + for (uint32_t d = 0; d < 7200000; d++ ); + } + } + } + */ + } } diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Debug/cli/cli.h --- a/Debug/cli/cli.h Fri Jun 12 18:33:23 2015 -0700 +++ b/Debug/cli/cli.h Sat Apr 04 23:21:11 2015 -0700 @@ -55,7 +55,7 @@ const PROGMEM char name##CLIDict_DescEntry[] = description; // ARM is easy :P -#elif defined(_mk20dx128_) || defined(_mk20dx128vlf5_) || defined(_mk20dx256_) // ARM +#elif defined(_mk20dx128_) || defined(_mk20dx128vlf5_) || defined(_mk20dx256_) || defined(_mk20dx256vlh7_) // ARM #define CLIDict_Def(name,description) \ const char name##Name[] = description; \ const CLIDictItem name[] diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Lib/mk20dx.c --- a/Lib/mk20dx.c Fri Jun 12 18:33:23 2015 -0700 +++ b/Lib/mk20dx.c Sat Apr 04 23:21:11 2015 -0700 @@ -394,7 +394,7 @@ // http://cache.freescale.com/files/microcontrollers/doc/app_note/AN4507.pdf // http://cache.freescale.com/files/32bit/doc/ref_manual/K20P64M72SF1RM.pdf (28.34.6) // - 0xFF, 0xFF, 0xFF, 0xFE, // Program Flash Protection Bytes FPROT0-3 + 0xFF, 0xFF, 0xFF, 0xFF, // Program Flash Protection Bytes FPROT0-3 // XXX TODO PROTECT 0xBE, // Flash security byte FSEC 0x03, // Flash nonvolatile option byte FOPT @@ -469,8 +469,17 @@ // // Also checking for ARM lock-up signal (invalid firmware image) // RCM_SRS1 & 0x02 - if ( RCM_SRS0 & 0x40 || RCM_SRS0 & 0x20 || RCM_SRS1 & 0x02 || _app_rom == 0xffffffff || - memcmp( (uint8_t*)&VBAT, sys_reset_to_loader_magic, sizeof(sys_reset_to_loader_magic) ) == 0 ) // Check for soft reload + if ( // PIN (External Reset Pin/Switch) + RCM_SRS0 & 0x40 + // WDOG (Watchdog timeout) + || RCM_SRS0 & 0x20 + // LOCKUP (ARM Core LOCKUP event) + || RCM_SRS1 & 0x02 + // Blank flash check + || _app_rom == 0xffffffff + // Software reset + || memcmp( (uint8_t*)&VBAT, sys_reset_to_loader_magic, sizeof(sys_reset_to_loader_magic) ) == 0 + ) { memset( (uint8_t*)&VBAT, 0, sizeof(VBAT) ); } diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Lib/mk20dx128.ld --- a/Lib/mk20dx128.ld Fri Jun 12 18:33:23 2015 -0700 +++ b/Lib/mk20dx128.ld Sat Apr 04 23:21:11 2015 -0700 @@ -85,10 +85,10 @@ .data : AT (_etext) { . = ALIGN(4); - _sdata = .; + _sdata = .; *(.data*) . = ALIGN(4); - _edata = .; + _edata = .; } > RAM .noinit (NOLOAD) : { @@ -97,7 +97,7 @@ .bss : { . = ALIGN(4); - _sbss = .; + _sbss = .; *(.bss*) *(COMMON) . = ALIGN(4); diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Lib/mk20dx128vlf5.bootloader.ld --- a/Lib/mk20dx128vlf5.bootloader.ld Fri Jun 12 18:33:23 2015 -0700 +++ b/Lib/mk20dx128vlf5.bootloader.ld Sat Apr 04 23:21:11 2015 -0700 @@ -50,12 +50,10 @@ { .text : { - . = 0; - KEEP(* (.vectors)) + . = 0; KEEP(* (.vectors)) /* MUST BE AT 0 */ *(.startup*) *(.rodata*) - . = 0x400; - KEEP(* (.flashconfig)) + . = 0x400; KEEP(* (.flashconfig)) /* MUST BE AT 0x400 */ *(.text*) . = ALIGN(4); KEEP(*(.init)) diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Lib/mk20dx256.ld --- a/Lib/mk20dx256.ld Fri Jun 12 18:33:23 2015 -0700 +++ b/Lib/mk20dx256.ld Sat Apr 04 23:21:11 2015 -0700 @@ -10,10 +10,10 @@ * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * - * 1. The above copyright notice and this permission notice shall be + * 1. The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * - * 2. If the Software is incorporated into a build system that allows + * 2. If the Software is incorporated into a build system that allows * selection among a list of target devices, then similar target * devices manufactured by PJRC.COM must be included in the list of * target devices and selectable in the same manner. @@ -50,10 +50,10 @@ * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * - * 1. The above copyright notice and this permission notice shall be + * 1. The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * - * 2. If the Software is incorporated into a build system that allows + * 2. If the Software is incorporated into a build system that allows * selection among a list of target devices, then similar target * devices manufactured by PJRC.COM must be included in the list of * target devices and selectable in the same manner. @@ -118,10 +118,10 @@ .data : AT (_etext) { . = ALIGN(4); - _sdata = .; + _sdata = .; *(.data*) . = ALIGN(4); - _edata = .; + _edata = .; } > RAM .noinit (NOLOAD) : { @@ -130,7 +130,7 @@ .bss : { . = ALIGN(4); - _sbss = .; + _sbss = .; *(.bss*) *(COMMON) . = ALIGN(4); diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Lib/mk20dx256vlh7.bootloader.ld --- a/Lib/mk20dx256vlh7.bootloader.ld Fri Jun 12 18:33:23 2015 -0700 +++ b/Lib/mk20dx256vlh7.bootloader.ld Sat Apr 04 23:21:11 2015 -0700 @@ -1,7 +1,7 @@ /* Teensyduino Core Library * http://www.pjrc.com/teensy/ * Copyright (c) 2013 PJRC.COM, LLC. - * Modifications by Jacob Alexander 2014 for use with McHCK and Kiibohd-dfu + * Modifications by Jacob Alexander 2014-2015 for use with McHCK and Kiibohd-dfu * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the @@ -29,8 +29,6 @@ * SOFTWARE. */ -/* XXX Not tested yet -HaaTa */ - MEMORY { FLASH (rx) : ORIGIN = 0x0, LENGTH = 256K @@ -52,12 +50,10 @@ { .text : { - . = 0; - KEEP(* (.vectors)) + . = 0; KEEP(* (.vectors)) /* MUST BE AT 0 */ *(.startup*) - . = 0x400; + . = 0x400; KEEP(* (.flashconfig)) /* MUST BE AT 0x400 */ *(.rodata*) - KEEP(* (.flashconfig)) *(.text*) . = ALIGN(4); KEEP(*(.init)) diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Lib/mk20dx256vlh7.ld --- a/Lib/mk20dx256vlh7.ld Fri Jun 12 18:33:23 2015 -0700 +++ b/Lib/mk20dx256vlh7.ld Sat Apr 04 23:21:11 2015 -0700 @@ -1,7 +1,7 @@ /* Teensyduino Core Library * http://www.pjrc.com/teensy/ * Copyright (c) 2013 PJRC.COM, LLC. - * Modifications by Jacob Alexander 2014 for use with McHCK and Kiibohd-dfu + * Modifications by Jacob Alexander 2014-2015 for use with McHCK and Kiibohd-dfu * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the @@ -29,8 +29,6 @@ * SOFTWARE. */ -/* XXX Not tested yet -HaaTa */ - MEMORY { FLASH (rx) : ORIGIN = 8K, LENGTH = 256K-8K diff -r f6b7c1f0f8a1 -r f4d4cad283c6 Scan/ISSILed/led_scan.c --- a/Scan/ISSILed/led_scan.c Fri Jun 12 18:33:23 2015 -0700 +++ b/Scan/ISSILed/led_scan.c Sat Apr 04 23:21:11 2015 -0700 @@ -271,7 +271,6 @@ I2C0_FLT = 4; I2C0_C1 = I2C_C1_IICEN; I2C0_C2 = I2C_C2_HDRS; // High drive select -//}, // Enable I2C Interrupt NVIC_ENABLE_IRQ( IRQ_I2C0 ); diff -r f6b7c1f0f8a1 -r f4d4cad283c6 main.c --- a/main.c Fri Jun 12 18:33:23 2015 -0700 +++ b/main.c Sat Apr 04 23:21:11 2015 -0700 @@ -39,6 +39,17 @@ int main() { + /* + GPIOA_PDDR |= (1<<5); + // Setup pin - A5 - See Lib/pin_map.mchck for more details on pins + PORTA_PCR5 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); + while( 1 ) + { + GPIOA_PTOR |= (1<<5); + for (uint32_t d = 0; d < 720000; d++ ); + } + */ + // AVR - Teensy Set Clock speed to 16 MHz #if defined(_at90usb162_) || defined(_atmega32u4_) || defined(_at90usb646_) || defined(_at90usb1286_) CLKPR = 0x80;