Forum Rule: Always post complete source code & details to reproduce any issue!
Tab Content
  • mborgerson's Avatar
    01-10-2020, 05:04 PM
    The concern for writes of less than 512 bytes goes back to the original implementation of the LFS on an MSP430F148, which has only 2KB of RAM. There are only two allocated sector buffers in the LFS, one for the...
    13 replies | 223 view(s)
  • mborgerson's Avatar
    01-09-2020, 07:05 PM
    I've done some more tests with transferStop and I find that it does indeed reduce power drain significantly: on a T3.6 at 24MHz using a 32GC SanDisk Ultra SD micro card. After SDC.begin but before any calls to...
    13 replies | 223 view(s)
  • mborgerson's Avatar
    01-04-2020, 04:23 AM
    I'm working on a Teensy version of a Logger File System (LFS). It is a sequential file system with a simple directory structure and minimal file system overhead. It was originally written for data loggers using MSP430...
    13 replies | 223 view(s)
  • mborgerson's Avatar
    12-13-2019, 07:36 PM
    Just tested the 1.49 Beta#2 with a data logger program I'm working on. I tested the Beta to see how it would affect data file upload speeds, and the improvements were significant. Test setup: Teensy 4.0 at 600MHz...
    44 replies | 1982 view(s)
No More Results
About mborgerson

Basic Information

About mborgerson
Biography:
building embedded systems for oceanographers since 1978
Location:
Corvallis, OR
Interests:
travel
Occupation:
Retired embedded systems engineer

Statistics


Total Posts
Total Posts
13
Posts Per Day
0.02
Last Post
SDIO Power drain 01-10-2020 05:04 PM
General Information
Last Activity
01-10-2020 05:16 PM
Join Date
02-02-2018