diff --git a/base.mk b/base.mk
index 47092d7..2091b89 100644
--- a/base.mk
+++ b/base.mk
@@ -69,6 +69,9 @@ endef
 %.bin.o: %.bin
 	$(BUILD_BINARY_O)
 
+%.bin.h: %.bin
+	$(BUILD_BINARY_H)
+
 %.pcm.o: %.pcm
 	$(BUILD_BINARY_O)
 
diff --git a/example/aica/aica.cpp b/example/aica/aica.cpp
index f89a81b..aae4850 100644
--- a/example/aica/aica.cpp
+++ b/example/aica/aica.cpp
@@ -8,11 +8,6 @@ extern void * _binary_start __asm("_binary_example_arm_channel_bin_start");
 extern void * _binary_size __asm("_binary_example_arm_channel_bin_size");
 
 void wait()
-{
-  while (ffst::aica_internal_write_buffer(system.FFST));
-}
-
-void wait_read()
 {
   uint32_t ffst = system.FFST;
   while ( ffst::holly_cpu_if_block_internal_write_buffer(ffst)
diff --git a/example/aica/aica_xm.cpp b/example/aica/aica_xm.cpp
index 4b9e933..ca20d79 100644
--- a/example/aica/aica_xm.cpp
+++ b/example/aica/aica_xm.cpp
@@ -4,15 +4,9 @@
 #include "systembus_bits.hpp"
 #include "aica/aica.hpp"
 
-extern void * _binary_start __asm("_binary_example_arm_xm_bin_start");
-extern void * _binary_size __asm("_binary_example_arm_xm_bin_size");
+#include "example/arm/xm.bin.h"
 
 void wait()
-{
-  while (ffst::aica_internal_write_buffer(system.FFST));
-}
-
-void wait_read()
 {
   uint32_t ffst = system.FFST;
   while ( ffst::holly_cpu_if_block_internal_write_buffer(ffst)
@@ -24,8 +18,9 @@ void wait_read()
 
 void main()
 {
-  const uint32_t * binary = reinterpret_cast<uint32_t *>(&_binary_start);
-  const uint32_t binary_size = reinterpret_cast<uint32_t>(&_binary_size);
+  serial::init(0);
+  const uint32_t * binary = reinterpret_cast<uint32_t *>(&_binary_example_arm_xm_bin_start);
+  const uint32_t binary_size = reinterpret_cast<uint32_t>(&_binary_example_arm_xm_bin_size);
 
   wait(); aica_sound.common.vreg_armrst = aica::vreg_armrst::ARMRST(1);
   wait(); aica_sound.common.dmea0_mrwinh = aica::dmea0_mrwinh::MRWINH(0b0111);
@@ -41,25 +36,7 @@ void main()
 
   wait(); aica_sound.common.afsel_mslc_mobuf = aica::afsel_mslc_mobuf::MSLC(0);
   serial::string("mrwinh: ");
-  wait_read();
+  wait();
   serial::integer<uint8_t>(aica_sound.common.MRWINH());
-  while (1) {
-    wait_read();
-    serial::string("sgc: ");
-    serial::integer<uint8_t>(aica_sound.common.SGC(), ' ');
-    serial::string("; ca: ");
-    serial::integer<uint8_t>(aica_sound.common.CA(), ' ');
-    serial::string("; eg: ");
-    serial::integer<uint8_t>(aica_sound.common.EG(), ' ');
-    serial::string("; lp: ");
-    serial::integer<uint8_t>(aica_sound.common.LP(), ' ');
-    serial::character('\n');
-    for (int i = 0; i < 10000000; i++) {
-      asm volatile ("nop");
-    }
-    serial::integer<uint32_t>(aica_wave_memory[0], ' ');
-    serial::integer<uint32_t>(aica_wave_memory[1], '\n');
-  }
-
   while (1);
 }
diff --git a/example/arm/xm.bin.h b/example/arm/xm.bin.h
new file mode 100644
index 0000000..8875a80
--- /dev/null
+++ b/example/arm/xm.bin.h
@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_example_arm_xm_bin_start __asm("_binary_example_arm_xm_bin_start");
+extern uint32_t _binary_example_arm_xm_bin_end __asm("_binary_example_arm_xm_bin_end");
+extern uint32_t _binary_example_arm_xm_bin_size __asm("_binary_example_arm_xm_bin_size");
+
+#ifdef __cplusplus
+}
+#endif