diff options
-rw-r--r-- | examples/example1a_blink_led_wasm/Makefile (renamed from examples/example1_blink_led/Makefile) | 0 | ||||
-rw-r--r-- | examples/example1a_blink_led_wasm/instructions.wat | 35 | ||||
l--------- | examples/example1b_blink_led_tclasm/Makefile | 1 | ||||
-rw-r--r-- | examples/example1b_blink_led_tclasm/instructions.s.tcl (renamed from examples/example1_blink_led/instructions.s.tcl) | 12 |
4 files changed, 42 insertions, 6 deletions
diff --git a/examples/example1_blink_led/Makefile b/examples/example1a_blink_led_wasm/Makefile index 9755f33..9755f33 100644 --- a/examples/example1_blink_led/Makefile +++ b/examples/example1a_blink_led_wasm/Makefile diff --git a/examples/example1a_blink_led_wasm/instructions.wat b/examples/example1a_blink_led_wasm/instructions.wat new file mode 100644 index 0000000..f231c13 --- /dev/null +++ b/examples/example1a_blink_led_wasm/instructions.wat @@ -0,0 +1,35 @@ +;; Relevant addresses are lower half of timer reg (0x1BFC08) +;; and led2 reg (0x1BFC06). + +(module + (memory 0 2) + (func $main + ;; loop until timer exceeds 1500 + (loop $again + (br_if $again (i32.lt_u + (i32.load16_u offset=0x0 align=1 + (i32.const 0x1BFC08)) + (i32.const 1500)))) + + ;; now, light led2 + (i32.store16 offset=0x0 align=1 + (i32.const 0x1BFC06) (i32.const 0x1)) + + ;; loop until timer exceeds 3000 + (loop $again + (br_if $again (i32.lt_u + (i32.load16_u offset=0x0 align=1 + (i32.const 0x1BFC08)) + (i32.const 3000)))) + + ;; now, switch led2 off + (i32.store16 offset=0x0 align=1 + (i32.const 0x1BFC06) (i32.const 0x0)) + + ;; loop until timer exceeds 4500 + (loop $again + (br_if $again (i32.lt_u + (i32.load16_u offset=0x0 align=1 + (i32.const 0x1BFC08)) + (i32.const 4500))))) + (export "main" (func $main))) diff --git a/examples/example1b_blink_led_tclasm/Makefile b/examples/example1b_blink_led_tclasm/Makefile new file mode 120000 index 0000000..c11f6e5 --- /dev/null +++ b/examples/example1b_blink_led_tclasm/Makefile @@ -0,0 +1 @@ +../example1a_blink_led_wasm/Makefile
\ No newline at end of file diff --git a/examples/example1_blink_led/instructions.s.tcl b/examples/example1b_blink_led_tclasm/instructions.s.tcl index 13c51e2..3a69c7b 100644 --- a/examples/example1_blink_led/instructions.s.tcl +++ b/examples/example1b_blink_led_tclasm/instructions.s.tcl @@ -11,9 +11,9 @@ set_sp h100000 # this will translate to 2 16-bit instructions loadwzx h1C0008 -## loop until timer exceeds 500 +## loop until timer exceeds 1500 # this will translate to 2 16-bit instructions -const 500 +const 1500 # this will translate to 1 16-bit instruction lt # this will translate to 1 16-bit instruction @@ -30,9 +30,9 @@ storew h1C0006 # this will translate to 2 16-bit instructions loadwzx h1C0008 -## loop until timer exceeds 1000 +## loop until timer exceeds 3000 # this will translate to 2 16-bit instructions -const 1000 +const 3000 # this will translate to 1 16-bit instruction lt # this will translate to 1 16-bit instruction @@ -48,8 +48,8 @@ storew h1C0006 ## this is address 40 we later jump to loadwzx h1C0008 -## loop until timer exceeds 1500 -const 1500 +## loop until timer exceeds 4500 +const 4500 lt cond_jump 40 |