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Commit Graph

20 Commits

Author SHA1 Message Date
Neil McKechnie
4f56837d28 Fixes to timeout handling (due to STM32 micros() difference). 2023-03-28 18:07:52 +01:00
Neil McKechnie
75b5806eb7 Shorten I2C error message 2023-03-15 09:39:20 +00:00
Neil McKechnie
471b8ac8e1 Update I2CManager.cpp
Rearrange I2C short-circuit check to before I2C is initialised.
2023-03-09 16:28:07 +00:00
Neil McKechnie
8e8ae90030 Update I2CManager.cpp
Add Real-time clock as a device address category (address 0x68).
2023-02-22 21:09:40 +00:00
Neil McKechnie
173676287c Allow extended I2C addresses to be specified in non-extended configuration
If an extended I2C address is specified (including mux and/or subbus) then these parameters are ignored, but a warning output to the diagnostic console.
2023-02-18 09:32:38 +00:00
Neil McKechnie
3292c93192 Update I2CManager.cpp
Report address 0x3d as (probably) OLED Display.
If an I2C probe for a device times out, assume that there's a bus problem on the MUX sub-bus, and skip the rest of the devices on that bus.  This reduces the impact of the long timeout on some Wire implementations.
2023-02-14 21:56:11 +00:00
Neil McKechnie
553a94bf67 I2CManager: Refactor common driver code.
Put mux handling into I2CManager_NonBlocking.h to keep the native (controller-specific) drivers more simple.
Remove almost all but one of the static definitions, in preparation for supporting multiple I2C buses.
2023-02-10 15:46:50 +00:00
Neil McKechnie
8083bd1b3b Merge branch 'devel-nmck' of https://github.com/DCC-EX/CommandStation-EX into devel-nmck 2023-02-09 00:18:17 +00:00
Neil McKechnie
dd0ee8b50a Additional support for Extended I2C Addresses 2023-02-09 00:13:23 +00:00
pmantoine
3fbcd6f300 STM32 native I2C driver initial edits 2023-02-08 10:04:18 +08:00
Neil McKechnie
cb287f23a4 I2CManager: Add support for I2C Multiplexers to Wire and AVR.
AVR Native (non-blocking) driver now supports up to 8 I2C Multiplexers, as does any controller that uses Wire for I2C.
Other native drivers will be updated in due course.
2023-02-07 16:38:30 +00:00
Neil McKechnie
13bd6ef9eb HAL: Add support for Extended Addresses and I2C Multiplexer
Change I2C addresses from uint8_t to I2CAddress, in preparation for MUX support.  Currently, by default, I2CAddress is typedef'd to uint8_t.
MUX support implemented for AVR and Wire versions.
2023-02-04 23:57:22 +00:00
Neil McKechnie
705617239f Sort out I2C timeout handling, and further I2C diagnostics.
Timeout handling and recovery in loop() function now operative.
Start-up check for I2C signals short to ground added.
Initial I2C device probe speed up.
Possible infinite loops in I2C AVR native driver during fault conditions removed.
2023-01-22 13:13:20 +00:00
Neil McKechnie
538519dd9d Add option to suppress I2C retries.
I2CRB method suppressRetries() added to allow retries to be suppressed.
2023-01-14 18:58:06 +00:00
pmantoine
e7d8d320bd SAMD21 I2C native interrupt capable driver 2022-08-06 17:51:13 +08:00
Neil McKechnie
80472a76dc I2CManager - support slower I2C speeds.
Previously the driver allowed speeds down to 32kHz but lower speeds were not implemented correctly.
2021-10-08 13:28:43 +01:00
Neil McKechnie
0a9fcf6ebc
Neil bugfixes. (#186)
* Re-enable native I2C driver.

* Minor non-functional changes to native I2C Manager.

* Minor changes to make variable types explicit in comparisons.

* Fix IODevice::loop() to avoid null pointer dereference.

Strange problems with LCD driver tracked down to being caused by a call to p->_loop() when p is NULL.

* Correct sense of comparison in LCN support function Turnout::setClosedStateOnly()

* Remove code (now unused) from LCD driver.

* Add I2C textual error messages.

* Add I2C textual error messages.

* Fix compile error in 4809 I2C driver.

* Remove init function call from SSD1306 driver.
2021-08-26 23:04:13 +01:00
FrightRisk
5eff4c5ee5 Squash all commits on RMFT branch to create EX-RAIL branch 2021-08-03 17:12:25 -04:00
Neil McKechnie
43319fd3dd Add I2C support functions
Add new read/write functions to I2CManager class, and modify the LCD, OLED and PWM classes to use them effectively.
2021-03-31 12:19:55 +01:00
Fred
4861e592c7
Nano every2 (#129)
* Start adding back unowifi stuffz

* Uno Wifi compiling

* Fixes for compile arduino unowifi r2

* FlasString and Timers for Uno Wifi

ALL these changes should be portable back to master

* Remove extra timer that was already added

* Changed to EveryTimerB

* Add everytimerb.h

* Cleanup

* Linear address <a> cmd

* Allow lower case keywords

* Add the F define to be on safe side if it is not present in the library core code

* Clean simple Timer interface

Removes overkill files, puts all timer in a single small file. (DCCTimer)

* Timer port

* Timer working

And slow wave command removed

* Correcting non-portables merged from master

* Wave-state machine ( part 11)

* Microtuning waveform

Significant reduction in code paths and call overheads

* Current check cleanup

* Fix no-loco id

Has to handle -1 correctly

* fix wrong format letter

* redo flow through wifisetup again

* version++

* bugfixes wifi setup

* Retry harder for AP mode

* Remove unued if

* DIO2 replacement

Currently for writing signal pins during waveform.

* Drop analogReadFast (see DCCTimer)

AnalogRead speed set in DCCTimer for ease of porting.
Code tidy and diagnostics in MotorDriver

* UNTESTED fast power,brake,fault pins

* Distunguish between in/out of FASTPIN

* minor performance tweaks

* Config comments and example use

* Config/example loading

* IP/PORT on LCD

* Ethernet simulated mac

Plus fixed listening port

* Github SHA

* Committing a SHA

* Fix for nano compile

* Comments and a reliability fix.

* UnoRev2 protection

* PWM pin implementation

* fix wifi setup issue

* Reinstate IP_PORT

* Wifi channel and code cleaninga

* Reduce duplicated F() macros

Compiler isn't as clever as one might expect

* Committing a SHA

* Update config.example.h

Add comment to wifi channel section

* Committing a SHA

* Handle shields with common fault pins (Pololu)

* Committing a SHA

* remove warning

* Committing a SHA

* only do the sha generation on master

* yaml syntax

* Fast SSD1306 OLED driver

Incorporate code from SSD1306Ascii library to speed up OLED screen updates, reduce memory requirements and eliminate some library dependences.

* Fix auto-configure from cold boot.

Add call to Wire.begin().

* Update comment for OLED_DRIVER define.

* Update MotorDrivers.h

Add a motor board definition for using the IBT_2 board for a high current to the main track and keep the Arduino Motor Shield for operating the programming track.

* Committing a SHA

* Fix missing F  in motor drivers

* JOIN relay pin

* Swap Join Relay high/low

* Hide WIFI_CONNECT_TIMEOUT

This is not what the config suggests it is...  The timeout is in the ES and defaults to 15 seconds. Abandoning it early leads to confused setup.

* Enhance OLED/LCD speed

Write one character or position command per loop entry so as not to hold up the loop.  Add support for SH1106 OLED as 132x64 size option.

* Enhance OLED/LCD speed

* Delete comment about OLED on UNO.

* Trim unwanted code

* Handle display types correctly

* Update comments

* Speed up OLED writes

Add new flushDisplay() to end any in-progress I2C transaction.  Previously, an redundant command was sent that ended the in-progress transaction but also sent another complete, but unnecessary, transaction.

* Comments and copyright update

* Reduce RAM and flash requirement a few more bytes.

* Move statics into LCDDisplay class, and reduce RAM.

Some state variables were static in LCDDisplay.write().  Moved to class members.  Also, types of data items like row, column & character position changed to int8_t to save a few bytes of RAM.

* Type lcdCols and lcdRows to unsigned.

Since lcdCols is normally 128, it needs to be uint8_t, not int8_t.

* remove timeout from user config

* faultpin is common only if it exists ; make code prettier

* Rationalisation of SSD1306 driver

Merge SSD1306AsciiWire.cpp into SSD1306Ascii.cpp and rename SSD1306AsciiWire.h as SSD1306Ascii.h.
Merge allFonts.h into System5x7.h and rename as SSD1306font.h.
Move all SSD1306 files into root folder to facilitate compilation in Arduino IDE.

* Fix some font attributes as const.

* Remove unused initialisation sequences for tiny oled screens

* Add m_ to variables

* Bump up I2C speed

Speed was 100kHz (default).  Max for OLEDis 400kHz.

* Revert "Bump up I2C speed"

This reverts commit 1c1168f433.

* Bump up I2C speed

Speed was 100kHz (default). Max for OLEDis 400kHz.

* Drop duplicate DIAG

* ignore mySetup.h files

* Restore uno to default_envs

Restore uno (previously commented out) to default_envs.

* Update objdump.bat

Allows other editors as Notepad is very slow on large files

* Prog Track overload during cv read

* Faster LCD Driver

Extract LCD driver from library;
Trim unused functionality;
Reduce I2C communications to minimum;
Speed up I2C clock to 400kHz.

* Update config.example.h

Add IBT_2_WITH_ARDUINO to example config

* Update config.example.h

* Screen enhancements (#126)

* Add I2CManager to coordinate I2C shared parameters.

* Add use of I2CManager, and experimental scrolling strategies.

New scrolling capability by defining SCROLLMODE in Config.h to 0 (original), 1 (by page) or 2 (by line).  If not defined, defaults to 0.

* Scrolling updates

New scrolling capability by defining SCROLLMODE in Config.h to 0 (original), 1 (by page) or 2 (by line). If not defined, defaults to 0.
Reformat.

* Add I2CManager calls. Remove unnecessary delays.

* Add I2CManager calls, remove unnecessary I2C delays.

* SSD1306: Move methods from .h to .cpp and reformat.

* Fix compiler warning in LiquidCrystal_I2C

* Allow forcing of I2C clock speed.

New method forceClock allows the I2C speed to be overridden.  For example, if the I2C bus is long then the speed can be forced lower.  It can also be forced higher to gain performance if devices are capable.

* Make Config.h conditionally included.

Allow for non-existence of Config.h.

* Correct scrolling and allow longer messages

Correct the handling of scrolling in scrollmode 1 to avoid a blank page being displayed.  Also, allow MAX_MSG_SIZE to be optionally configured to override maximum message length on screens.

* compiler warning on uno

Co-authored-by: dexslab <dex35803@gmail.com>
Co-authored-by: Asbelos <asbelos@btinternet.com>
Co-authored-by: Harald Barth <haba@kth.se>
Co-authored-by: Neil McKechnie <neilmck999@gmail.com>
Co-authored-by: Neil McKechnie <75813993+Neil-McK@users.noreply.github.com>
2021-03-07 15:58:35 -05:00