About go41cx
A scientific calculator based on the classic HP 41. Go to "How to navigate in Android data and find the data used by the App:" section at https://sites.google.com/site/olivier2smet2/home/go41cx to find how to manage...
A scientific calculator based on the classic HP 41.
Go to "How to navigate in Android data and find the data used by the App:"
section at https://sites.google.com/site/olivier2smet2/home/go41cx to find how to manage datas.
For a special tablet edition look for go41cxt
Don't forget to get the manual (pdf file) at https://sites.google.com/site/olivier2smet2/home/go41cx
On Android 4.4 device, import/export directory is now /Android/data/o2s.emul.hp41cx/files/... instead of /go41cx/...
On S5 devices, long press the right hardware button to get the menu.
v1.8.1
- menu is displayed when touching annunciators zone on the emulated LCD
v1.6.4
- import bug from kitkat corrected
v1.6
- state file save now modules
- new lib#4
v1.5
- new skin
- forth 8K module support (only in CV mode, not supported on CX)
- lib#4 from A. Martin support
- lcd lowercase display (roms are patched)
- all import/export now use '/go41cx/...' directory instead of '/Download' on your sdcard (usually '/mnt/sdcard/'), export again all your files to recreate it.
- haptic feedback added (activate it in your device).
- short manual to explain all the behaviour (see at http://sites.google.com/site/olivier2smet2/home/go41cx ).
- new basic skin (like the first release).
- some interface changes (new really hard reset).
- partial card reader support (only hp67 emulation functions, no hardware, see http://www.hpmuseum.org/cgi-sys/cgiwrap/hpmuseum/archv006.cgi?read=10774)
v1.4.0 upgrade: change of state file format, EXPORT your raws and xmem before upgrade if possible (MEMORY LOST at start).
Sound added, inline help (tap left of display), text overlays working again (use with 'black_o' graphics overlay or 'opt001' skin), ADV printer working (tap right of display), Config with _o.txt overlay files (tap middle of display).
Full HP 41 CX/CV emulator:
- Full memory and X memory.
- Timer functionnal, but accuracy not well tested (AF is not emulated).
- Manage states, overlays, raw prgms, xmem, ...
- Automatic save and load of state.
- Download modules, raws, from internet, then use 'import'.
- Use MOD modules, RAW programs format.
- You can put modules, raws, overlays, xmems, states in 'Download' directory of your SD card.
- 'ON' only active on 'longtouch' to avoid mistakes.
- Master clear supported (use 'press back' menu when calculator is off then press 'ON', then press 'back' to release it).
- Speed greater than 1 are not patched for 'PAUSE' ...
- Hepax support up to 4 * 8KW modules
- Top status line for Stack, Alpha ... display (tap on it to change it).
Avoid checking 'force gpu rendering' in developer option in android 4.x prefs, this leads to graphic problems.
Emulator loosely based on Non-Pareil from Eric Smith, font by Luiz C. Vieira.
Previous Versions
Here you can find the changelog of go41cx since it was posted on our website on 2013-08-23 20:32:36.
The latest version is 1.9.4 and it was updated on 2026-06-16 00:46:49. See below the changes in each version.
go41cx version 1.9.4
Updated At: 2024-10-17
Changes: Support for Android 14 and above with the addition of the choice of an import export directory (similar to version 1.7 for old users).
On first launch choose a directory (where you want, internal memory of the phone or on an external SD card) in which the imports/exports will be done.
You can change this directory with 'Actions/Import directory'.
go41cx version 1.9.2
Updated At: 2022-10-17
Changes: Re build for android 12 as usual ...
Update for lib#4 & all
go41cx version 1.9.1
Updated At: 2021-11-22
Changes: Android 12 support
go41cx version 1.9.0
Updated At: 2021-06-23
Changes: - Lcd driver bug corrected (Thanks Frederic)
- New skins & help (thanks Michael)
- better printer reload
- sound still bugged on android 11 (due to google regression on a library)
go41cx version 1.8.6
Updated At: 2021-06-11
Changes: Android 6+ compatible again
go41cx version 1.8.4
Updated At: 2021-06-04
Changes: - Numerous bugs corrected
- New lcd driver code (including erroneous !)
- New settings (UI sizes, clock sync)
- New printer scroller, renderer, reload of last prints
- ...
go41cx version 1.8.3
Updated At: 2021-05-16
Changes: - redraw of overlays corrected (change in android 8)
- some bugs in printer
- use 'settings/full' to see the last line of keys
go41cx version 1.8.1
Updated At: 2020-03-02
Changes: Menu config is now displayed when touching annunciator zone in the emulated LCD.
go41cx version 1.7.0
Updated At: 2016-10-18
Changes: 1.7.0
- new printer
- new lib4 and ccdosx
go41cx version 1.6.8
Updated At: 2014-09-19
Changes: - new skin,- immersive mode support on kit kat (far right part of lcd is a toggle for the meu bar),- swipe support for help screens
Disclaimer
Official Google Play Link
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