Fix timer interrupt

2020-02-03 20:12:23 -07:00
parent c1fbbce805
commit c50632c1bf
5 changed files with 31 additions and 10 deletions
--- a/src/arch/8051/time.c
+++ b/src/arch/8051/time.c
@@ -7,11 +7,12 @@
 static volatile uint32_t time_overflows = 0;

 void timer_0(void) __interrupt(1) {
+    // Stop timer
+    TR0 = 0;
+
    time_overflows++;

-    // Restart timer
-    TR0 = 0;
-    TF0 = 0;
+    // Start timer
    TH0 = 0xFD;
    TL0 = 0x01;
    TR0 = 1;