From 60699af63f92f43cc4b4b9e3050fcdd2a8468281 Mon Sep 17 00:00:00 2001
From: Andrew Opalach <andrew@akon.city>
Date: Wed, 10 Apr 2019 15:14:00 -0400
Subject: add opengl fronend, remove sdl frontend, refactor build system

---
 .../CEdev/examples/second_counter/makefile         |  15 +++++++
 .../CEdev/examples/second_counter/readme.md        |  10 +++++
 .../CEdev/examples/second_counter/screenshot.gif   | Bin 0 -> 5999 bytes
 .../CEdev/examples/second_counter/src/main.c       |  43 +++++++++++++++++++++
 4 files changed, 68 insertions(+)
 create mode 100644 frontends/calculator/CEdev/examples/second_counter/makefile
 create mode 100644 frontends/calculator/CEdev/examples/second_counter/readme.md
 create mode 100644 frontends/calculator/CEdev/examples/second_counter/screenshot.gif
 create mode 100644 frontends/calculator/CEdev/examples/second_counter/src/main.c

(limited to 'frontends/calculator/CEdev/examples/second_counter')

diff --git a/frontends/calculator/CEdev/examples/second_counter/makefile b/frontends/calculator/CEdev/examples/second_counter/makefile
new file mode 100644
index 0000000..1f1b36b
--- /dev/null
+++ b/frontends/calculator/CEdev/examples/second_counter/makefile
@@ -0,0 +1,15 @@
+# ----------------------------
+# Set NAME to the program name
+# Set ICON to the png icon file name
+# Set DESCRIPTION to display within a compatible shell
+# Set COMPRESSED to "YES" to create a compressed program
+# ----------------------------
+
+NAME        ?= DEMO
+COMPRESSED  ?= NO
+ICON        ?= iconc.png
+DESCRIPTION ?= "C SDK Demo"
+
+# ----------------------------
+
+include $(CEDEV)/include/.makefile
diff --git a/frontends/calculator/CEdev/examples/second_counter/readme.md b/frontends/calculator/CEdev/examples/second_counter/readme.md
new file mode 100644
index 0000000..9211916
--- /dev/null
+++ b/frontends/calculator/CEdev/examples/second_counter/readme.md
@@ -0,0 +1,10 @@
+### Second Counter Demo
+
+This demo demonstrates using the hardware timers, and makes a simple second counter
+
+![Screenshot](screenshot.gif)
+
+---
+
+This demo is a part of the C SDK Toolchain for use on the CE.
+
diff --git a/frontends/calculator/CEdev/examples/second_counter/screenshot.gif b/frontends/calculator/CEdev/examples/second_counter/screenshot.gif
new file mode 100644
index 0000000..7175ab5
Binary files /dev/null and b/frontends/calculator/CEdev/examples/second_counter/screenshot.gif differ
diff --git a/frontends/calculator/CEdev/examples/second_counter/src/main.c b/frontends/calculator/CEdev/examples/second_counter/src/main.c
new file mode 100644
index 0000000..8a4ebc5
--- /dev/null
+++ b/frontends/calculator/CEdev/examples/second_counter/src/main.c
@@ -0,0 +1,43 @@
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <tice.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define ONE_SECOND         32768/1
+#define HALF_SECOND        32768/2
+#define QUARTER_SECOND     32768/4
+
+/* Put all your code here */
+void main(void) {
+    unsigned seconds = 0;
+    char str[10];
+
+    /* Clear the homescreen */
+    os_ClrHome();
+
+    /* Disable the timer so it doesn't run when we don't want it to be running */
+    timer_Control = TIMER1_DISABLE;
+
+    /* By using the 32768 kHz clock, we can count for exactly 1 second here, or a different interval of time */
+    timer_1_ReloadValue = timer_1_Counter = ONE_SECOND;
+
+    /* Enable the timer, set it to the 32768 kHz clock, enable an interrupt once it reaches 0, and make it count down */
+    timer_Control = TIMER1_ENABLE | TIMER1_32K | TIMER1_0INT | TIMER1_DOWN;
+
+    do {
+        /* If the timer is reloaded, we reached 0 */
+        if (timer_IntStatus & TIMER1_RELOADED) {
+            /* Print a string */
+            sprintf(str, "%u", seconds++);
+            os_SetCursorPos(0, 0);
+            os_PutStrFull(str);
+
+            /* Acknowledge the reload */
+            timer_IntAcknowledge = TIMER1_RELOADED;
+        }
+    } while (!os_GetCSC());
+}
-- 
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