From 381463903a6697fea9e741cd15200b1e6573527e Mon Sep 17 00:00:00 2001
From: MichaelYKersey <144640226+MichaelYKersey@users.noreply.github.com>
Date: Sat, 11 Jan 2025 12:23:19 -0800
Subject: [PATCH] Revert "remove demos for pr"

This reverts commit 7b01ef57b3734838e097412c70977a966013b2f7.
---
 demos/CMakeLists.txt                      |  3 ++
 demos/applications/tla2528_adc.cpp        | 36 ++++++++++++++++
 demos/applications/tla2528_input_pin.cpp  | 37 +++++++++++++++++
 demos/applications/tla2528_output_pin.cpp | 50 +++++++++++++++++++++++
 4 files changed, 126 insertions(+)
 create mode 100644 demos/applications/tla2528_adc.cpp
 create mode 100644 demos/applications/tla2528_input_pin.cpp
 create mode 100644 demos/applications/tla2528_output_pin.cpp

diff --git a/demos/CMakeLists.txt b/demos/CMakeLists.txt
index eff48ed..c355c49 100644
--- a/demos/CMakeLists.txt
+++ b/demos/CMakeLists.txt
@@ -19,6 +19,9 @@ project(demos LANGUAGES CXX)
 libhal_build_demos(
   DEMOS
   pca9685
+  tla2528_adc
+  tla2528_input_pin
+  tla2528_output_pin
 
   INCLUDES
   .
diff --git a/demos/applications/tla2528_adc.cpp b/demos/applications/tla2528_adc.cpp
new file mode 100644
index 0000000..505e544
--- /dev/null
+++ b/demos/applications/tla2528_adc.cpp
@@ -0,0 +1,36 @@
+#include <array>
+
+#include <libhal-expander/tla2528.hpp>
+#include <libhal-expander/tla2528_adapters.hpp>
+#include <libhal-util/bit.hpp>
+#include <libhal-util/i2c.hpp>
+#include <libhal-util/serial.hpp>
+#include <libhal-util/steady_clock.hpp>
+#include <libhal/input_pin.hpp>
+#include <libhal/units.hpp>
+
+#include <resource_list.hpp>
+
+using namespace hal::literals;
+using namespace std::chrono_literals;
+
+void application(resource_list& p_map)
+{
+  auto& terminal = *p_map.console.value();
+  auto& i2c = *p_map.i2c.value();
+  auto& steady_clock = *p_map.clock.value();
+  auto adc_mux = hal::expander::tla2528(i2c);
+  std::array<hal::expander::tla2528_adc, 8> adcs{
+    make_adc(adc_mux, 0), make_adc(adc_mux, 1), make_adc(adc_mux, 2),
+    make_adc(adc_mux, 3), make_adc(adc_mux, 4), make_adc(adc_mux, 5),
+    make_adc(adc_mux, 6), make_adc(adc_mux, 7)
+  };
+
+  while (true) {
+    hal::print(terminal, "\nvalues:\n");
+    for (int i = 0; i < 8; i++) {
+      hal::print<64>(terminal, "%d:%f\n", i, adcs[i].read());
+    }
+    hal::delay(steady_clock, 500ms);
+  }
+}
diff --git a/demos/applications/tla2528_input_pin.cpp b/demos/applications/tla2528_input_pin.cpp
new file mode 100644
index 0000000..17c8ad2
--- /dev/null
+++ b/demos/applications/tla2528_input_pin.cpp
@@ -0,0 +1,37 @@
+#include <array>
+
+#include <libhal-expander/tla2528.hpp>
+#include <libhal-expander/tla2528_adapters.hpp>
+#include <libhal-util/bit.hpp>
+#include <libhal-util/i2c.hpp>
+#include <libhal-util/serial.hpp>
+#include <libhal-util/steady_clock.hpp>
+#include <libhal/input_pin.hpp>
+#include <libhal/units.hpp>
+
+#include <resource_list.hpp>
+
+using namespace hal::literals;
+using namespace std::chrono_literals;
+
+void application(resource_list& p_map)
+{
+  auto& terminal = *p_map.console.value();
+  auto& i2c = *p_map.i2c.value();
+  auto& steady_clock = *p_map.clock.value();
+  auto gpi_expander = hal::expander::tla2528(i2c);
+  std::array<hal::expander::tla2528_input_pin, 8> gpis{
+    make_input_pin(gpi_expander, 0), make_input_pin(gpi_expander, 1),
+    make_input_pin(gpi_expander, 2), make_input_pin(gpi_expander, 3),
+    make_input_pin(gpi_expander, 4), make_input_pin(gpi_expander, 5),
+    make_input_pin(gpi_expander, 6), make_input_pin(gpi_expander, 7)
+  };
+
+  while (true) {
+    hal::print(terminal, "\nvalues:");
+    for (int i = 0; i < 8; i++) {
+      hal::print<4>(terminal, "%x", gpis[i].level());
+    }
+    hal::delay(steady_clock, 500ms);
+  }
+}
diff --git a/demos/applications/tla2528_output_pin.cpp b/demos/applications/tla2528_output_pin.cpp
new file mode 100644
index 0000000..7ac0415
--- /dev/null
+++ b/demos/applications/tla2528_output_pin.cpp
@@ -0,0 +1,50 @@
+#include <array>
+
+#include <libhal-expander/tla2528.hpp>
+#include <libhal-expander/tla2528_adapters.hpp>
+#include <libhal-util/bit.hpp>
+#include <libhal-util/i2c.hpp>
+#include <libhal-util/serial.hpp>
+#include <libhal-util/steady_clock.hpp>
+#include <libhal/output_pin.hpp>
+#include <libhal/units.hpp>
+
+#include <resource_list.hpp>
+
+using namespace hal::literals;
+using namespace std::chrono_literals;
+
+void application(resource_list& p_map)
+{
+  constexpr bool demo_open_drain = false;
+
+  auto& terminal = *p_map.console.value();
+  auto& i2c = *p_map.i2c.value();
+  auto& steady_clock = *p_map.clock.value();
+  auto gpo_expander = hal::expander::tla2528(i2c);
+  constexpr hal::output_pin::settings output_pin_config = {
+    .resistor = hal::pin_resistor::none, .open_drain = demo_open_drain
+  };
+  std::array<hal::expander::tla2528_output_pin, 8> gpos{
+    make_output_pin(gpo_expander, 0, output_pin_config),
+    make_output_pin(gpo_expander, 1, output_pin_config),
+    make_output_pin(gpo_expander, 2, output_pin_config),
+    make_output_pin(gpo_expander, 3, output_pin_config),
+    make_output_pin(gpo_expander, 4, output_pin_config),
+    make_output_pin(gpo_expander, 5, output_pin_config),
+    make_output_pin(gpo_expander, 6, output_pin_config),
+    make_output_pin(gpo_expander, 7, output_pin_config)
+  };
+
+  // output counts in binary to go though all out put combinations
+  hal::byte counter = 0;
+  hal::print(terminal, "Starting Binary Count\n");
+  while (true) {
+    counter++;
+    for (int i = 0; i < 8; i++) {
+      gpos[i].level(hal::bit_extract(hal::bit_mask::from(i), counter));
+    }
+    hal::print<16>(terminal, "count:%x\n", counter);
+    hal::delay(steady_clock, 200ms);
+  }
+}