Merge pull request #2349 from DawnMagnet/dev

add keil-c51 toolchain & rules & review

2 files changed, 54 insertions, 0 deletions

diff --git a/tests/projects/embed/c51/hello/src/main.c b/tests/projects/embed/c51/hello/src/main.c
new file mode 100644
index 000000000..bdab759d9
--- /dev/null
+++ b/tests/projects/embed/c51/hello/src/main.c
@@ -0,0 +1,50 @@
+#include <reg52.h>
+
+#define REP(i, j) for(i = 0; i < j; ++i)
+sbit control = P3 ^ 2;
+
+void delay_ms(unsigned int n) {
+    unsigned int i, j;
+    for (j = n; j > 0; j--)
+        for (i = 112; i > 0; i--);
+}
+
+
+int i;
+
+void set(unsigned int x) {
+    P1 = x;
+    delay_ms(100);
+}
+
+void left_fill() {
+    REP(i, 8) set(0xFF >> i);
+}
+
+void right_fill() {
+    REP(i, 8) set((0xFF >> (7 - i)) ^ 0xFF);
+}
+
+void left_erase() {
+    REP(i, 8) set((0xFF >> (7 - i)));
+}
+
+void right_erase() {
+    REP(i, 8) set((0xFF >> i) ^ 0xFF);
+}
+
+int main() {
+    P1 = 0xFF;
+    P3 = 0xFF;
+    while (1) {
+        if (control == 0) {
+            left_fill();
+            left_erase();
+            right_fill();
+            right_erase();
+        } else {
+            set(0x55);
+            set(0xAA);
+        }
+    }
+}
\ No newline at end of file
diff --git a/tests/projects/embed/c51/hello/xmake.lua b/tests/projects/embed/c51/hello/xmake.lua
new file mode 100644
index 000000000..be1e170df
--- /dev/null
+++ b/tests/projects/embed/c51/hello/xmake.lua
@@ -0,0 +1,4 @@
+target("hello")
+    add_rules("c51.binary")
+    set_toolchains("c51")
+    add_files("src/main.c")
\ No newline at end of file