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How can I put an array of functions in PROGMEM I know I can use __flash, but everything else int his code uses PROGMEM so I'm trying to do be consistent: declared: void (*configurefunctions[9])() = { init, version,... |
Sunday, 27 September 2020 - 16:08 |
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Debounce improvements / balance I'm working on a project where I need to debounce 6 input buttons independently of each other. I need to keep a debounced volatile inputstate and also feed a ringbuffer of... |
Saturday, 26 September 2020 - 13:12 |
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BODS on tiny84a The datasheet says: If BOD is disabled by software, the BOD function is turned off immediately after entering the sleep mode. Upon wake-up from sleep, BOD is automatically... |
Wednesday, 23 September 2020 - 21:57 |
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Recommend an AVR for this... I'm not so familiar with all the latest ones, but I've got a very small project I'm thinking about. Probably going to run it off of a CR2032. Timing/clock accuracy not... |
Monday, 21 September 2020 - 22:50 |
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Less intensive checksum.. Using an atmega1284p @ 18.432 Mhz to be a go between a PC parallel port and a microSD card. My goal is to be able to read/write files to the microsd via PC parallel port.... |
Friday, 11 September 2020 - 02:26 |
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Has anyone ever damaged a reset pin by omitting the diode? I put one in everything I design, but I wonder, is it really necessary. When is the last time one without this died? And if it does fail from not having a diode, what... |
Wednesday, 2 September 2020 - 16:58 |
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WTG: One Autoprogrammer ISP/PDI It has been awhile since I've done a giveaway, so up for giveaway is a single Autoprogrammer 256K! Simply post an "I'm in" in this thread (double quotes not required!) and... |
Tuesday, 18 August 2020 - 15:07 |
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Why does it include debug info for one C file but not another? I'm using release, but under AVR/GNU C Compiler/Debugging I have Active (Release) set to Default (-g2). What is interesting is that in one C file it shows the C lines: int... |
Saturday, 30 May 2020 - 16:53 |
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Best way to round up a value to a block/page size... I've been writing a small FAT-8 type filesystem for something and one of the things I need to do is round a size up to a cluster size for example. Say a cluster size of 512... |
Friday, 29 May 2020 - 04:18 |
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Do you see any areas of improvement here? I finally got some code written for this last night. I'm messing around with the idea of making a processor trainer emulator like they had in the 1970's like the SDK-85.... |
Thursday, 21 May 2020 - 12:55 |
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New SAM user questions... I've worked with AVR's, but I've got a SAMD20J18A on a dev board that I'm just beginning to mess with. I reinstalled my Atmel Studio 7 to include the platform. ... |
Thursday, 7 May 2020 - 21:15 |
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static inline does not inline, but just inline does in AS7 I've been writing my first emulator code which has been a learning adventure. I have an execute function that uses a switch for each opcode. Then each opcode calls an... |
Thursday, 7 May 2020 - 17:00 |