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-rw-r--r--Doxyfile1
-rw-r--r--docs/design.adoc79
-rw-r--r--docs/doxygen-layout.xml62
-rw-r--r--docs/handover.adoc33
-rw-r--r--docs/research.adoc7
-rw-r--r--docs/share/refs.bib8
-rw-r--r--lib/pbdrv/pb-route.h4
-rw-r--r--main/i2c.c11
-rw-r--r--main/i2c.h1
-rw-r--r--main/index.dox7
-rw-r--r--puzzle/dummy/CMakeLists.txt3
-rw-r--r--puzzle/dummy/makefile12
-rw-r--r--puzzle/neo/CMakeLists.txt14
-rw-r--r--puzzle/neo/index.dox8
-rw-r--r--puzzle/neo/makefile12
-rw-r--r--puzzle/neo/mod.c4
-rw-r--r--puzzle/readme.md17
-rw-r--r--puzzle/vault/CMakeLists.txt12
-rw-r--r--puzzle/vault/index.dox5
-rw-r--r--puzzle/vault/makefile12
-rw-r--r--puzzle/vault/mod.c4
-rw-r--r--readme.md75
22 files changed, 216 insertions, 175 deletions
diff --git a/Doxyfile b/Doxyfile
index af362dd..3dd7951 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -2,6 +2,7 @@
DOXYFILE_ENCODING = UTF-8
PROJECT_NAME = "puzzlebox"
OUTPUT_DIRECTORY = doxygen
+LAYOUT_FILE = docs/doxygen-layout.xml
INPUT += readme.md
INPUT += lib/mpack
diff --git a/docs/design.adoc b/docs/design.adoc
index 9e48fd4..6df83b6 100644
--- a/docs/design.adoc
+++ b/docs/design.adoc
@@ -13,7 +13,7 @@ structure, and has three levels of design 'depth':
Only design details deemed relevant by the document authors are documented
here. Low-level implementation details such as API interfaces, code paths and
-workarounds are documented inside the source code repository.
+workarounds are documented with Doxygen cite:[pbdox].
[[sec:lv1]]
== Top-Level
@@ -34,8 +34,9 @@ main controller and multiple puzzle modules. Other notable details include:
time of writing (2024-03-11), and this project only describes the interface
between the puzzle box and the bomb.
* The puzzle box is capable of bidirectional communication over Wi-Fi. This
- connection is used to configure the puzzle box before gameplay or modify its
- state during gameplay.
+ connection is used to configure the puzzle box before gameplay or modify its
+ state during gameplay (<<reqs.adoc#req:edge-manual-reset>>,
+ <<reqs.adoc#req:edge-skip-puzzle>>).
[[fig:system-top]]
.Context block diagram
@@ -92,8 +93,11 @@ The criteria for a puzzle module controller are:
The research document cite:[research] compares various microcontrollers
matching these criteria. As a result of this research, the Microchip
PIC16F15276 was selected as the recommended microcontroller for future puzzle
-modules. The current development hardware utilizes an ESP32-PICO-D4 module, so
-the puzzle module software is written with portability in mind.
+modules.
+
+NOTE: The current development hardware still utilizes an ESP32-PICO-D4 module,
+but due to a misunderstanding cite:[handover], Arduino boards were used to
+implement the puzzle modules.
[[fig:puzzle-module-top]]
.Generic puzzle module top-level block diagram
@@ -149,10 +153,9 @@ Pi Pico W as main controller during development.
NOTE: This was written while we did not know the puzzle bus specifically
requires slave-addressible I^2^C multi-master controllers to function properly.
-While the research concludes the RP2040 is a suitable microcontroller for the
-main controller, it is not. The RP2040 was still used, but has required
-implementing workarounds. Please see the handover report for more details on
-how this impacted the project cite:[handover].
+The RP2040 was still used, but has required implementing workarounds. Please
+see the handover report for more details on how this impacted the project
+cite:[handover].
[[fig:main-controller-top]]
.Main controller top-level block diagram
@@ -187,8 +190,10 @@ multi-master I^2^C bus, and all puzzle modules are specified to be I^2^C
multi-master controllers that are slave-addressible. The multi-master part is
required to prevent I^2^C transmissions from being corrupted in the event of a
bus collision, and the slave-addressible part is required to both send and
-receive messages on the same controller. This is the only hardware-level
-specification made this year.
+receive messages on the same controller. This can also be achieved by using 2
+I^2^C peripherals on the same bus simultaniously, which is what the RP2040
+currently uses. This has required changes to the wiring, and is the only
+hardware-level specification made this year.
More details on the messages sent over the puzzle bus are described in
<<sec:lv3-pb-messages>>.
@@ -253,7 +258,7 @@ development of future puzzle modules (<<reqs.adoc#req:main-static>>).
=== Puzzle module framework
This subsection defines aspects of the 'puzzle framework': the interface that
-allows puzzle modules to integrate with the puzzle bus main controller. All
+allows puzzle modules to integrate with the puzzle bus and main controller. All
communication described within this subsection refers to 'internal'
communication between the main controller and puzzle modules on the puzzle bus.
@@ -295,7 +300,7 @@ is shown in <<tab:pb-msg-fmt>>. The messages are (de)serialized using mpack.
This choice was made after considering various alternative options for sending
structured messages cite:[research]. Note that all messages are sent as I^2^C
writes. Due to this, the I^2^C address of a message sender is included in the
-header.
+header to facilitate network-like features over I^2^C.
[[tab:pb-msg-fmt]]
.Puzzle bus message format
@@ -332,7 +337,8 @@ is solved.
| ``PROP``
| The PROP command type is used for exchanging arbitrary data between puzzle
modules and/or the puzzle box client (pbc) over the <<sec:main-bridge,TCP
-bridge>>. These properties are not used by the puzzle framework.
+bridge>>. These properties are not used by the puzzle framework, and serve as
+an extensible interface for puzzle module developers to use.
|===
<<tab:pb-msg-actions>> lists the different command actions.
@@ -362,7 +368,7 @@ main controller firmware (<<reqs.adoc#req:main-static>>).
The specific format of the 'cmd' field from <<tab:pb-msg-fmt>> is different for
each command type, and is for this reason only documented in-code using
-Doxygen.
+Doxygen cite:[pbdox].
[[sec:framework-state]]
==== State
@@ -401,16 +407,15 @@ expansion without modification of the main controller software
The RPI Pico SDK prohibits the use of I^2^C addresses reserved by the I^2^C
specification. This means different addresses from previous years are used.
-These addresses are indexed in the code under a shared header (see
-``lib/pbdrv/pb.h``).
-
-The same I^2^C address may be used by two different puzzle modules, but this
-will make it impossible for them to be used simultaniously.
+These addresses are indexed in the code in a header exposed by the puzzle bus
+driver cite:[pbdox].
The I^2^C addresses are also used to determine the puzzle sequence (i.e. the
order in which puzzle modules are set to the 'playing' state). The sequence is
determined by the main controller on startup, and consists of the connected
puzzle modules' addresses in descending order (i.e. highest address first).
+Note that the same I^2^C address may be used by two different puzzle modules,
+but this will make it impossible for them to be used simultaniously.
=== Main Controller
@@ -423,14 +428,15 @@ startup. Puzzle modules start in the 'uninitialized' state (see
<<fig:puzzle-module-common-state>>), during which they do nothing. Puzzle
modules in this state are still able to reply to requests, including MAGIC REQ
commands. When the main controller receives a MAGIC RES command, the I^2^C
-address of the sender is added to an internal list for puzzle modules.
+address of the sender is added to an internal list of I^2^C devices that are
+considered puzzle modules.
After the initial handshake request 'wave' (bus scan), all puzzle modules are
repeatedly asked for their global state using a STATE REQ command. This request
also includes the global state of the requesting puzzle module, which is always
the main controller (under normal circumstances). Upon receiving the first
STATE REQ command, a puzzle module knows it has been registered successfully by
-the main controller, and may transition into the 'idle' state.
+the main controller, and transitions into the 'idle' state.
[[fig:sequence-puzzle-module-init]]
.Puzzle module initialization sequence diagram
@@ -479,10 +485,7 @@ Due to the separation of the puzzle bus driver code into a standalone library
for reading/writing puzzle bus commands, and a puzzle module-specific code, the
puzzle box client is able to read/write raw I^2^C commands directly. A separate
library was made for serializing I^2^C messages so they can be sent over the
-TCP connection.
-
-Detailed specifications on the TCP socket server are in
-<<sec:lv3-remote-control>>.
+TCP connection. This library is documented in detail using Doxygen cite:[pbdox].
==== Operating system
@@ -494,13 +497,6 @@ choice was between FreeRTOS and Zephyr. FreeRTOS was chosen because it is the
simplest solution, and because the features Zephyr offers over FreeRTOS are
already present in the Raspberry Pi Pico SDK.
-NOTE: Due to the issues with the RP2040 that were later discovered
-cite:[handover], delays are used within the puzzle bus driver's message
-handling logic. This means that due to the use of the RP2040, *all puzzle
-modules* are required to use a task scheduler or similar mechanism for
-deferring calls to the puzzle bus driver from the I^2^C interrupt service
-routine (ISR).
-
=== NeoTrellis puzzle
This subsection defines aspects of the 'NeoTrellis puzzle' module and gives a
@@ -515,8 +511,8 @@ button. The way to solve this puzzle is by dimming every Neopixel in the 8x8
matrix. This is done by clicking on a button, which switches the state of the
Neopixel underneath the pixel and the Neopixels in each cardinal direction from
the pressed button. This means that if a Neopixel was on and the button was
-pressed it will turn off and vice-versa. A visual example can be found in
-Appendix B.
+pressed it will turn off and vice-versa.
+// A visual example can be found in Appendix B.
==== Puzzle inputs & outputs
@@ -544,7 +540,8 @@ have their own logical circuit engraved in the box, and the 6 input ports on
the right side of the puzzle have a letter (A through F) engraved in the box.
The way to solve the puzzle is by connecting the banana plug cable from an
input port on the left side of the puzzle to the corresponding input port on
-the right side of the puzzle. An example of this can be found in Appendix C.
+the right side of the puzzle.
+// An example of this can be found in Appendix C.
When the puzzle starts, the participants of the game will have 6 code-fragments
written on paper, corresponding to the logical circuits on the puzzle box. The
@@ -605,14 +602,4 @@ clicked the vault resets and they need to start over from the beginning.
.Vault puzzle in-out
image::img/vault-io.png[]
-== Components
-[[sec:lv3-remote-control]]
-=== Remote control
-
-[appendix]
-== NeoTrellis puzzle example
-
-[appendix]
-== Software puzzle example
-
include::share/footer.adoc[]
diff --git a/docs/doxygen-layout.xml b/docs/doxygen-layout.xml
new file mode 100644
index 0000000..9ac2aaa
--- /dev/null
+++ b/docs/doxygen-layout.xml
@@ -0,0 +1,62 @@
+<!--
+ This file is largely based off /templates/general/layout_default.xml from
+ <https://github.com/doxygen/doxygen>. The official documentation for this
+ XML file is at <https://www.doxygen.nl/manual/customize.html>.
+-->
+<doxygenlayout version="1.0">
+ <navindex>
+ <tab type="mainpage" visible="yes" title="Index"/>
+ <tab type="topics" visible="yes" title="Components"/>
+ </navindex>
+ <group>
+ <briefdescription visible="yes"/>
+ <detaileddescription visible="yes"/>
+ <groupgraph visible="yes"/>
+ <memberdecl>
+ <nestedgroups visible="yes" title="Components"/>
+ <modules visible="yes"/>
+ <dirs visible="yes"/>
+ <files visible="yes"/>
+ <namespaces visible="yes"/>
+ <concepts visible="yes"/>
+ <classes visible="yes"/>
+ <defines/>
+ <typedefs/>
+ <sequences/>
+ <dictionaries/>
+ <enums/>
+ <enumvalues/>
+ <functions/>
+ <variables/>
+ <signals/>
+ <publicslots/>
+ <protectedslots/>
+ <privateslots/>
+ <events/>
+ <properties/>
+ <friends/>
+ <membergroups visible="yes"/>
+ </memberdecl>
+ <memberdef>
+ <pagedocs/>
+ <inlineclasses/>
+ <defines/>
+ <typedefs/>
+ <sequences/>
+ <dictionaries/>
+ <enums/>
+ <enumvalues/>
+ <functions/>
+ <variables/>
+ <signals/>
+ <publicslots/>
+ <protectedslots/>
+ <privateslots/>
+ <events/>
+ <properties/>
+ <friends/>
+ </memberdef>
+ <authorsection visible="yes"/>
+ </group>
+</doxygenlayout>
+
diff --git a/docs/handover.adoc b/docs/handover.adoc
index 77d5da0..efeec00 100644
--- a/docs/handover.adoc
+++ b/docs/handover.adoc
@@ -84,6 +84,8 @@ The current project state is as follows:
** two puzzle modules ('Vault' and 'NeoTrellis') integrated using the puzzle
bus driver
+Functionality:
+
* The main controller (a RPI Pico W) can interact with the different puzzle
modules using a central shared I^2^C bus (referred to as the 'puzzle bus')
* The main controller is able to find new puzzle modules on startup, and does
@@ -92,6 +94,11 @@ The current project state is as follows:
main controller through a TCP connection and allows control over various
aspects of the puzzle box using simple commands.
+Documentation:
+
+* These project documents
+* Detailed usage and API documentation for all software modules cite:[pbdox]
+
== Incidents
During this year's run of the project, we encountered several difficuties we
@@ -142,10 +149,11 @@ Please note the following differences between I^2^C devices:
regular I^2^C slave devices.
- I^2^C multi-master controllers that are slave-addressable in master mode are
the only kind of I^2^C controller suitable for use in puzzle modules.
+ Microcontrollers with 2 I^2^C peripherals on the same bus (one in master
+ mode, one in slave mode) can also be used to achieve the same effect.
The RP2040 supports multi-master, but is not addressable as a slave in master
-mode. Due to time constraints, this was mitigated using a workaround (see
-<<fixme:rp2040-i2c>>).
+mode. This was mitigated using a workaround (see <<fixme:rp2040-i2c>>).
=== Development hardware availability
@@ -161,6 +169,12 @@ multiple people to develop using the same setup. Note that the RPI Pico is a
special case, as it requires another Pico for debugging, effectively requiring
double the amount of hardware to support developers.
+Due to a misunderstanding, we also thought our development boards went missing
+somewhere during week 13. Double-checking if project materials were actually
+stolen, or making clear where the materials are stored by sending an image of
+its location could have easily avoided this from happening; make sure to do
+either.
+
=== Auxiliary workarounds and technical limitations
This section details workarounds that were implemented instead of being fixed
@@ -170,10 +184,9 @@ mentioned in this section.
[[fixme:rp2040-i2c,RP2040 I^2^C limitations]]
<<fixme:rp2040-i2c>>::
-- All puzzle module drivers have a hard-coded 2 second delay between receiving
- the MAGIC handshake request and the MAGIC handshake response handler. This
- was done to ensure responses are not ignored by the RP2040 (main controller)
- while it is still in I^2^C master mode.
+- The RP2040 is not slave-addressable while in master mode. A workaround that
+ uses both I^2^C peripherals simultaniously was written to work around this
+ issue.
Memory management on Arduino::
The Arduino's built-in memory management functions do not seem to work
@@ -208,7 +221,7 @@ are critical for project success:
- The RPI Pico (and Pico W)'s I^2^C peripheral supports multi-master, but does
not support being addressed as a slave while in master mode. This is required
for puzzle bus integration, and was mitigated using a workaround (see
- <<fixme:rp2040-i2c>>). A replacement controller should be used instead.
+ <<fixme:rp2040-i2c>>).
=== Other suggestions
@@ -216,13 +229,13 @@ These points are suggestions for future project groups. While we do not think
these are critical to project success, we still think they are important to
mention.
-- Implement the hardware design from the year 22-23.
+- The hardware design from the year 22-23 should be implemented.
- The original game rules are described in a separate document from the year
20-21.
- The RPI Pico W has programmable I/O modules. Due to time constraints, we did
not research if these modules can be used to create a custom I^2^C peripheral
(and driver) that allows multi-master communication while still being
- addressable as a slave. If this is possible, the RPI Pico W can still be used
- as main controller without the use of workarounds.
+ addressable as a slave. If this is possible, the RPI Pico W could be used
+ without the use of workarounds.
include::share/footer.adoc[]
diff --git a/docs/research.adoc b/docs/research.adoc
index 7a9d56c..6f9b494 100644
--- a/docs/research.adoc
+++ b/docs/research.adoc
@@ -145,10 +145,9 @@ The Raspberry Pi Pico W board is utilized during development.
NOTE: This was written while we did not know the puzzle bus specifically
requires slave-addressible I^2^C multi-master controllers to function properly.
-While the research concludes the RP2040 is a suitable microcontroller for the
-main controller, it is not. The RP2040 was still used, but has required
-implementing workarounds. Please see the handover report for more details on
-how this impacted the project cite:[handover].
+The RP2040 was still used, but has required implementing workarounds. Please
+see the handover report for more details on how this impacted the project
+cite:[handover].
[[tab:main-mcu]]
.Main controller MCU candidates
diff --git a/docs/share/refs.bib b/docs/share/refs.bib
index 481d4d1..299d621 100644
--- a/docs/share/refs.bib
+++ b/docs/share/refs.bib
@@ -219,3 +219,11 @@
year = {2023},
msbib-accessed = {2024-05-11},
}
+
+@techreport{pbdox,
+ title = {puzzlebox Doxygen documentation},
+ author = {Blansch, Loek Le and Hammer, Elwin and Faase, Lars and in 't Anker, Thomas},
+ url = {https://media.pipeframe.xyz/puzzlebox/23-24/doxygen},
+ year = {2024},
+}
+
diff --git a/lib/pbdrv/pb-route.h b/lib/pbdrv/pb-route.h
index b80e4ec..2a28c0b 100644
--- a/lib/pbdrv/pb-route.h
+++ b/lib/pbdrv/pb-route.h
@@ -98,6 +98,7 @@ void pb_route_cmd_state_req(pb_msg_t * msg);
* controller handles this type of command.
*/
void pb_route_cmd_state_res(pb_msg_t * msg);
+// TODO: add link to pb_route_cmd_state_res handler in main/i2c.c
/**
* \brief Handle a \ref PB_CMD_STATE "STATE" message with action \ref
* PB_ACTION_SET "SET"
@@ -122,7 +123,8 @@ void pb_route_cmd_magic_req(pb_msg_t * msg);
* PB_ACTION_RES "RES"
*
* The default implementation of this function is empty, as only the main
- * controller handles this type of command.
+ * controller handles this type of command. (\ref main_route_cmd_magic_res
+ * "link")
*/
void pb_route_cmd_magic_res(pb_msg_t * msg);
diff --git a/main/i2c.c b/main/i2c.c
index 2503560..f366793 100644
--- a/main/i2c.c
+++ b/main/i2c.c
@@ -41,6 +41,17 @@ void bus_task() {
}
}
+/**
+ * \ingroup main_pb_override
+ * \anchor main_route_cmd_magic_res
+ *
+ * This function registers the I2C address of the puzzle module that replied to
+ * the \c MAGIC \c REQ command into a list of "known puzzle modules", which are
+ * then periodically updated during gameplay.
+ *
+ * \note Up to \ref CFG_PB_MOD_MAX puzzle modules can be registered
+ * simultaniously.
+ */
void pb_route_cmd_magic_res(pb_msg_t * msg) {
if (modules_size == CFG_PB_MOD_MAX) return;
modules[modules_size++] = msg->sender;
diff --git a/main/i2c.h b/main/i2c.h
index 107a04d..27c0b02 100644
--- a/main/i2c.h
+++ b/main/i2c.h
@@ -15,3 +15,4 @@
void bus_task();
/// \}
+
diff --git a/main/index.dox b/main/index.dox
index aa2d07a..0fee58a 100644
--- a/main/index.dox
+++ b/main/index.dox
@@ -4,3 +4,10 @@
\defgroup main_tasks tasks
\brief Tasks
*/
+
+/**
+\ingroup main
+\defgroup main_pb_override overrides
+\brief Override functions from \ref pbdrv-mod
+*/
+
diff --git a/puzzle/dummy/CMakeLists.txt b/puzzle/dummy/CMakeLists.txt
index 0d508ae..63c4449 100644
--- a/puzzle/dummy/CMakeLists.txt
+++ b/puzzle/dummy/CMakeLists.txt
@@ -17,8 +17,7 @@ set(ARDUINO_BOARD "Arduino Mega or Mega 2560 [avr.mega]")
# freertos
add_library(freertos_config INTERFACE)
target_include_directories(freertos_config SYSTEM INTERFACE .)
-# set(FREERTOS_PORT GCC_ATMEGA) # Arduino Uno
-set(FREERTOS_PORT GCC_ATMEGA) # Arduino Uno
+set(FREERTOS_PORT GCC_ATMEGA)
set(FREERTOS_HEAP 4)
# used for testing
diff --git a/puzzle/dummy/makefile b/puzzle/dummy/makefile
index 509d8e3..26e9157 100644
--- a/puzzle/dummy/makefile
+++ b/puzzle/dummy/makefile
@@ -6,15 +6,3 @@ export SERIAL_PORT ?= /dev/ttyACM0
flash: upload-main;
upload-main: $(TARGET)
-test: test_a test_b;
-
-test_a:
- $(MAKE) -C . clean
- $(MAKE) -E CMFLAGS+=-D\ CMAKE_CXX_FLAGS=-DTEST_A -C .
- $(MAKE) -E SERIAL_PORT=/dev/ttyACM0 -C . flash
-
-test_b:
- $(MAKE) -C . clean
- $(MAKE) -E CMFLAGS+=-D\ CMAKE_CXX_FLAGS=-DTEST_B -C .
- $(MAKE) -E SERIAL_PORT=/dev/ttyACM1 -C . flash
-
diff --git a/puzzle/neo/CMakeLists.txt b/puzzle/neo/CMakeLists.txt
index db3aadc..6c45f13 100644
--- a/puzzle/neo/CMakeLists.txt
+++ b/puzzle/neo/CMakeLists.txt
@@ -7,26 +7,18 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
# enable debug features
set(CMAKE_BUILD_TYPE Debug)
add_compile_definitions(DEBUG)
-# add_compile_options(-O0) # no optimizations
# arduino
set(CMAKE_TOOLCHAIN_FILE ${CMAKE_SOURCE_DIR}/lib/Arduino-CMake-Toolchain/Arduino-toolchain.cmake)
-# set(ARDUINO_BOARD "Arduino Uno [avr.uno]")
set(ARDUINO_BOARD "Arduino Mega or Mega 2560 [avr.mega]")
# freertos
add_library(freertos_config INTERFACE)
target_include_directories(freertos_config SYSTEM INTERFACE .)
-# set(FREERTOS_PORT GCC_ATMEGA) # Arduino Uno
-set(FREERTOS_PORT GCC_ATMEGA) # Arduino Uno
+set(FREERTOS_PORT GCC_ATMEGA)
set(FREERTOS_HEAP 4)
-# used for testing
-# set(ARDUINO_BOARD "Raspberry Pi Pico W [rp2040.rpipicow]")
-# add_compile_definitions(USE_TINYUSB)
-# include_directories(/home/loek/.arduino15/packages/rp2040/hardware/rp2040/3.9.2/libraries/Adafruit_TinyUSB_Arduino/src/arduino)
-
-project(pb_mod_dummy C CXX)
+project(pb_mod_neo C CXX)
add_subdirectory(lib/pbdrv)
add_subdirectory(lib/FreeRTOS-Kernel)
@@ -45,7 +37,7 @@ target_link_arduino_libraries(main PUBLIC
Adafruit_seesaw
)
-#Adafruit workarround
+# fugly workaround
target_link_arduino_libraries(_arduino_lib_Adafruit_seesaw_Library PUBLIC "Adafruit BusIO")
target_enable_arduino_upload(main)
diff --git a/puzzle/neo/index.dox b/puzzle/neo/index.dox
index 14cefdc..87822e0 100644
--- a/puzzle/neo/index.dox
+++ b/puzzle/neo/index.dox
@@ -3,4 +3,12 @@
\ingroup puz
\defgroup puz_neo Neo
\brief NeoTrellis puzzle module
+
+\par Setup
+- Use the Arduino IDE library manager to install the "Adafruit seesaw Library"
+ library and its dependencies
+
+\warning There is another library named "Adafruit NeoTrellis M4 Library", this
+is not the right library.
+
*/
diff --git a/puzzle/neo/makefile b/puzzle/neo/makefile
index 509d8e3..26e9157 100644
--- a/puzzle/neo/makefile
+++ b/puzzle/neo/makefile
@@ -6,15 +6,3 @@ export SERIAL_PORT ?= /dev/ttyACM0
flash: upload-main;
upload-main: $(TARGET)
-test: test_a test_b;
-
-test_a:
- $(MAKE) -C . clean
- $(MAKE) -E CMFLAGS+=-D\ CMAKE_CXX_FLAGS=-DTEST_A -C .
- $(MAKE) -E SERIAL_PORT=/dev/ttyACM0 -C . flash
-
-test_b:
- $(MAKE) -C . clean
- $(MAKE) -E CMFLAGS+=-D\ CMAKE_CXX_FLAGS=-DTEST_B -C .
- $(MAKE) -E SERIAL_PORT=/dev/ttyACM1 -C . flash
-
diff --git a/puzzle/neo/mod.c b/puzzle/neo/mod.c
index 058a585..7157d22 100644
--- a/puzzle/neo/mod.c
+++ b/puzzle/neo/mod.c
@@ -1,6 +1,6 @@
#include "pb.h"
#include "pb-mod.h"
-const char * PB_MOD_NAME = "dummy";
-const i2c_addr_t PB_MOD_ADDR = PB_ADDR_MOD_DUMMY;
+const char * PB_MOD_NAME = "neotrellis";
+const i2c_addr_t PB_MOD_ADDR = PB_ADDR_MOD_NEOTRELLIS;
diff --git a/puzzle/readme.md b/puzzle/readme.md
index 21cddd3..1b572ba 100644
--- a/puzzle/readme.md
+++ b/puzzle/readme.md
@@ -1,29 +1,24 @@
\defgroup puz puzzle
\brief Puzzle modules
-# puzzles
-
-This folder contains the source code for all puzzle modules.
-
## Arduino-based puzzle modules
> [!NOTE]
> Because of the poorly designed hardware (21-22) used during development
> (23-24), all puzzle modules ended up being developed using Arduino boards.
-All libraries in this repository use CMake for building (for consistency),
-which also means the Arduino based puzzle modules use CMake. The CMakeLists.txt
-of some puzzles uses the [Arduino-CMake-Toolchain][arduino-cmake]. To build any
-of these subfolders, make sure you have done the following:
+The Arduino based puzzle modules also use CMake with the
+[Arduino-CMake-Toolchain][arduino-cmake]. To build any of these puzzles, make
+sure you have done the following:
- Install the official Arduino IDE
- Open "Tools" > "Board" > "Board manager"
- Install the "Arduino AVR Boards" package (1.8.6 works at the time of writing)
-- Install the Adafruit seesaw library and dependicies (for the neotrellis puzzle)
-- Install the TM1637 library from Avishay Orpaz
[arduino-cmake]: https://github.com/a9183756-gh/Arduino-CMake-Toolchain
+<!--
+
## ESP-based puzzle modules
### ESP-IDF SDK Setup instructions
@@ -36,3 +31,5 @@ of these subfolders, make sure you have done the following:
- [For windows](https://docs.espressif.com/projects/esp-idf/en/stable/esp32/get-started/windows-setup.html#get-started-windows-first-steps)
- [For Linux](https://docs.espressif.com/projects/esp-idf/en/stable/esp32/get-started/linux-macos-setup.html#get-started-linux-macos-first-steps)
+-->
+
diff --git a/puzzle/vault/CMakeLists.txt b/puzzle/vault/CMakeLists.txt
index b0f05f2..bc13c8c 100644
--- a/puzzle/vault/CMakeLists.txt
+++ b/puzzle/vault/CMakeLists.txt
@@ -7,26 +7,18 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
# enable debug features
set(CMAKE_BUILD_TYPE Debug)
add_compile_definitions(DEBUG)
-# add_compile_options(-O0) # no optimizations
# arduino
set(CMAKE_TOOLCHAIN_FILE ${CMAKE_SOURCE_DIR}/lib/Arduino-CMake-Toolchain/Arduino-toolchain.cmake)
-# set(ARDUINO_BOARD "Arduino Uno [avr.uno]")
set(ARDUINO_BOARD "Arduino Mega or Mega 2560 [avr.mega]")
# freertos
add_library(freertos_config INTERFACE)
target_include_directories(freertos_config SYSTEM INTERFACE .)
-# set(FREERTOS_PORT GCC_ATMEGA) # Arduino Uno
-set(FREERTOS_PORT GCC_ATMEGA) # Arduino Uno
+set(FREERTOS_PORT GCC_ATMEGA)
set(FREERTOS_HEAP 4)
-# used for testing
-# set(ARDUINO_BOARD "Raspberry Pi Pico W [rp2040.rpipicow]")
-# add_compile_definitions(USE_TINYUSB)
-# include_directories(/home/loek/.arduino15/packages/rp2040/hardware/rp2040/3.9.2/libraries/Adafruit_TinyUSB_Arduino/src/arduino)
-
-project(pb_mod_dummy C CXX)
+project(pb_mod_vault C CXX)
add_subdirectory(lib/pbdrv)
add_subdirectory(lib/FreeRTOS-Kernel)
diff --git a/puzzle/vault/index.dox b/puzzle/vault/index.dox
index b14e616..15eae1f 100644
--- a/puzzle/vault/index.dox
+++ b/puzzle/vault/index.dox
@@ -3,4 +3,9 @@
\ingroup puz
\defgroup puz_vault Vault
\brief Vault puzzle module
+
+\par Setup
+- Use the Arduino IDE library manager to install the "TM1637" library (by
+ Avishay Orpaz) and its dependencies
+
*/
diff --git a/puzzle/vault/makefile b/puzzle/vault/makefile
index 509d8e3..26e9157 100644
--- a/puzzle/vault/makefile
+++ b/puzzle/vault/makefile
@@ -6,15 +6,3 @@ export SERIAL_PORT ?= /dev/ttyACM0
flash: upload-main;
upload-main: $(TARGET)
-test: test_a test_b;
-
-test_a:
- $(MAKE) -C . clean
- $(MAKE) -E CMFLAGS+=-D\ CMAKE_CXX_FLAGS=-DTEST_A -C .
- $(MAKE) -E SERIAL_PORT=/dev/ttyACM0 -C . flash
-
-test_b:
- $(MAKE) -C . clean
- $(MAKE) -E CMFLAGS+=-D\ CMAKE_CXX_FLAGS=-DTEST_B -C .
- $(MAKE) -E SERIAL_PORT=/dev/ttyACM1 -C . flash
-
diff --git a/puzzle/vault/mod.c b/puzzle/vault/mod.c
index 058a585..bae8a3d 100644
--- a/puzzle/vault/mod.c
+++ b/puzzle/vault/mod.c
@@ -1,6 +1,6 @@
#include "pb.h"
#include "pb-mod.h"
-const char * PB_MOD_NAME = "dummy";
-const i2c_addr_t PB_MOD_ADDR = PB_ADDR_MOD_DUMMY;
+const char * PB_MOD_NAME = "vault";
+const i2c_addr_t PB_MOD_ADDR = PB_ADDR_MOD_VAULT;
diff --git a/readme.md b/readme.md
index a6365c0..da96575 100644
--- a/readme.md
+++ b/readme.md
@@ -5,63 +5,56 @@ implemented during the 2023-2024 run of the Puzzlebox project. This year's run
of the project consists of only software students, and was developed using the
hardware from the 21-22 run of the project.
-Improved hardware was designed but not realised during the 22-23 run of the
-project. This hardware is recommended for future groups participating in the
-project. The software in this repository should be easily portable to various
-other microcontrollers, and a recommendation is made in the [design
-document](docs/design.adoc).
+The software in this repository should be easily portable to various other
+microcontrollers, and a recommendation is made in the [design
+document](docs/design.adoc). Please see the [handover
+document](docs/handover.adoc) first for more details.
+
+> [!NOTE]
+> This project was mostly developed on Linux. All subfolders/modules/libraries
+> use CMake, and *should* build cross-platform when using CMake+Ninja. This has
+> not yet been verified.
## Documentation
-This project is documented using Doxygen. To generate HTML docs, run
+If you are viewing this page from Doxygen, please take a look at the
+[components](topics.html) tab for a comprehensive list of components within
+this project.
+
+Project documentation is available in the [docs](docs/) folder, and all code is
+documented using Doxygen. To generate HTML docs, run
```
$ make doxygen
```
-and open <doxygen/html/index.html> in a browser.
-
-If you are viewing this page from Doxygen, please take a look at
-[topics](/topics.html) for a comprehensive list of components within this
-project.
+and open [the generated HTML files](doxygen/html/index.html) in a browser. A
+rendered copy of this documentation is also hosted unofficially at
+[pipeframe](https://media.pipeframe.xyz/puzzlebox/23-24/doxygen).
## Tidyness
-Please keep this repository tidy by being aware of the following conventions!
+Please keep this repository tidy by being aware of the following conventions:
-### Folder structure
-
-```
-/client desktop PC application for controlling the puzzle box
-/docs project documentation in AsciiDoc(tor) format
-/lib custom libraries and submodules
-├───/i2ctcp I2C over TCP protocol functions (used by main and client)
-├───/mpack MsgPack CMake configuration and extension
-└───/pbdrv puzzle bus driver (module driver + (de)serializing functions)
-/main main controller (RPi pico) software
-/puzzle/<name> puzzle sources, each puzzle has its own subdirectory
-/shared (unused) shared code
-/test unit tests
-```
+- An `.editorconfig` file is provided in this repository. Please install the
+ [EditorConfig](https://editorconfig.org/) plugin for your text editor of
+ choice to automatically use these.
+- There are also `.clang-tidy` and `.clang-format` files, which can be enforced
+ by running
-### Code style
-
-An `.editorconfig` file is provided in this repository. Please install the
-[EditorConfig](https://editorconfig.org/) plugin for your text editor of choice
-to automatically use these.
-
-There are also `.clang-tidy` and `.clang-format` files, which can be enforced
-by running
-
-```
-$ make format
-```
+ ```
+ $ make format
+ ```
-## Submodules
+## Libraries
-This repository tracks (most) dependencies via git submodules.
+Libraries are stored in the [lib](lib/) folder, and this folder is symlinked to
+from each subfolder in the project for convenience (allows CMake to include
+out-of-tree modules). The lib folder contains a mix of direct Git submodules
+and custom libraries specific to this project. (Most) external dependencies are
+tracked as git submodules, exceptions are in the [puzzle](puzzle/) folder.
-If something is complaining about missing files
+TL;DR: If something is complaining about missing files
```
git submodule update --init --recursive --depth 1