aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--Lab_2B.X/lab2b_asm.s77
1 files changed, 39 insertions, 38 deletions
diff --git a/Lab_2B.X/lab2b_asm.s b/Lab_2B.X/lab2b_asm.s
index 675987e..ddee29b 100644
--- a/Lab_2B.X/lab2b_asm.s
+++ b/Lab_2B.X/lab2b_asm.s
@@ -1,39 +1,40 @@
-.include "xc.inc"
-
-.text ;BP (put the following data in ROM(program memory))
-
-; This is a library, thus it can *not* contain a _main function: the C file will
-; define main(). However, we
-; we will need a .global statement to make available ASM functions to C code.
-; All functions utilized outside of this file will need to have a leading
-; underscore (_) and be included in a comment delimited list below.
-.global _write_0, _write_1, _wait_100us, _wait_1ms
-
-_wait_100us:
- repeat #1593
- nop
- return
-
-_wait_1ms:
- repeat #15993
- nop
- return
-
-_write_0: ;2 cycles for function call
- inc LATA ;1
- repeat #2 ;1 for load
- nop ;2+1=3 nop
- clr LATA ;1
- repeat #7 ;1 for load
- nop ;1+7=8 nop
- return ;3 return
-
-
-_write_1: ;2 cycle call
- inc LATA ;1
- repeat #8 ;1 load
- nop ;1+9=10 nop
- clr LATA ;1
- nop ;1
- return ;3 return
+.include "xc.inc"
+
+.text ;BP (put the following data in ROM(program memory))
+
+; This is a library, thus it can *not* contain a _main function: the C file will
+; define main(). However, we
+; we will need a .global statement to make available ASM functions to C code.
+; All functions utilized outside of this file will need to have a leading
+; underscore (_) and be included in a comment delimited list below.
+.global _write_0, _write_1, _wait_100us, _wait_1ms
+
+_wait_100us:
+ repeat #1593
+ nop
+ return
+
+_wait_1ms:
+ repeat #15993
+ nop
+ return
+
+_write_0: ;2 cycles for function call
+ inc LATA ;1
+ repeat #2 ;1 for load
+ nop ;2+1=3 nop
+ clr LATA ;1
+ repeat #6 ;1 for load
+ nop ;1+6=7 nop
+ return ;3 return
+
+
+_write_1: ;2 cycle call
+ inc LATA ;1
+ repeat #8 ;1 load
+ nop ;1+9=10 nop
+ clr LATA ;1
+ nop ;1
+ nop ;1
+ return ;3 return
\ No newline at end of file