diff --git a/builder/family/realtek-ambz2.py b/builder/family/realtek-ambz2.py
index 51a0db7..acdb0fc 100644
--- a/builder/family/realtek-ambz2.py
+++ b/builder/family/realtek-ambz2.py
@@ -92,6 +92,7 @@ queue.AppendPublic(
         "-Wl,-wrap,memset",
         # TODO remove this if possible
         "-Wl,-wrap,putc",
+        # rt_printf wrappers are not here, as they're just changing code using #defines
     ],
 )
 
@@ -104,17 +105,6 @@ queue.AddLibrary(
         # cmsis
         "+<soc/realtek/8710c/cmsis/rtl8710c/source/ram/*.c>",
         "+<soc/realtek/8710c/cmsis/rtl8710c/source/ram_s/app_start.c>",
-        # console
-        "+<common/api/at_cmd/atcmd_bt.c>",
-        "+<common/api/at_cmd/atcmd_lwip.c>",
-        "+<common/api/at_cmd/atcmd_mp_ext2.c>",
-        "+<common/api/at_cmd/atcmd_mp.c>",
-        "+<common/api/at_cmd/atcmd_sys.c>",
-        "+<common/api/at_cmd/atcmd_wifi.c>",
-        "+<common/api/at_cmd/log_service.c>",
-        "+<soc/realtek/8710c/app/shell/cmd_shell.c>",
-        "+<soc/realtek/8710c/app/shell/ram_s/consol_cmds.c>",
-        "+<soc/realtek/8710c/misc/driver/rtl_console.c>",
         # utilities
         "+<common/utilities/cJSON.c>",
         "+<common/utilities/http_client.c>",
@@ -147,13 +137,9 @@ queue.AddLibrary(
         "+<common/file_system/fatfs/r0.10c/src/ff.c>",
         "+<common/file_system/fatfs/r0.10c/src/option/ccsbcs.c>",
         "+<common/file_system/ftl/ftl.c>",
-        # TODO remove this
-        "+<common/example/example_entry.c>",
-        "+<common/example/wlan_fast_connect/example_wlan_fast_connect.c>",
     ],
     includes=[
         "+<$SDK_DIR/project/realtek_amebaz2_v0_example/inc>",
-        "+<common/api/at_cmd>",
         "+<common/api/platform>",
         "+<common/api>",
         "+<common/application>",
@@ -175,7 +161,6 @@ queue.AddLibrary(
         "+<os/freertos/freertos_v10.0.1/Source/portable/GCC/ARM_RTL8710C>",
         "+<os/os_dep/include>",
         "+<soc/realtek/8710c/app/rtl_printf/include>",
-        "+<soc/realtek/8710c/app/shell>",
         "+<soc/realtek/8710c/app/stdio_port>",
         "+<soc/realtek/8710c/cmsis/cmsis-core/include>",
         "+<soc/realtek/8710c/cmsis/rtl8710c/include>",
@@ -286,6 +271,7 @@ queue.AddLibrary(
         # "+<src/ble/profile/server/hids_rmc.c>",
         "+<src/ble/profile/server/simple_ble_service.c>",
         "+<src/mcu/module/data_uart_cmd/user_cmd_parse.c>",
+        "-<board/common/src/bt_uart_bridge.c>",
     ],
     includes=[
         "+<.>",
diff --git a/cores/realtek-ambz/base/fixups/basic_types.h b/cores/realtek-amb/base/fixups/basic_types.h
similarity index 100%
rename from cores/realtek-ambz/base/fixups/basic_types.h
rename to cores/realtek-amb/base/fixups/basic_types.h
diff --git a/cores/realtek-ambz/base/fixups/machine/endian.h b/cores/realtek-amb/base/fixups/machine/endian.h
similarity index 100%
rename from cores/realtek-ambz/base/fixups/machine/endian.h
rename to cores/realtek-amb/base/fixups/machine/endian.h
diff --git a/cores/realtek-ambz/base/fixups/platform/platform_stdlib.h b/cores/realtek-amb/base/fixups/platform/platform_stdlib.h
similarity index 100%
rename from cores/realtek-ambz/base/fixups/platform/platform_stdlib.h
rename to cores/realtek-amb/base/fixups/platform/platform_stdlib.h
diff --git a/cores/realtek-ambz/base/fixups/platform_stdlib.h b/cores/realtek-amb/base/fixups/platform_stdlib.h
similarity index 82%
rename from cores/realtek-ambz/base/fixups/platform_stdlib.h
rename to cores/realtek-amb/base/fixups/platform_stdlib.h
index ebe54e1..1d7af6b 100644
--- a/cores/realtek-ambz/base/fixups/platform_stdlib.h
+++ b/cores/realtek-amb/base/fixups/platform_stdlib.h
@@ -16,7 +16,9 @@
 #include <string.h>
 
 #include "basic_types.h" // fixup: replaces typedef boolean for Arduino compatibility
-#include "memproc.h"	 // fixup: redirects to stdlib
-#include "strproc.h"	 // fixup: redirects to stdlib
+#ifdef LT_RTL8710B
+#include "memproc.h" // fixup: redirects to stdlib
+#endif
+#include "strproc.h" // fixup: redirects to stdlib
 
 #include "diag.h"
diff --git a/cores/realtek-ambz/base/fixups/section_config.h b/cores/realtek-amb/base/fixups/section_config.h
similarity index 100%
rename from cores/realtek-ambz/base/fixups/section_config.h
rename to cores/realtek-amb/base/fixups/section_config.h
diff --git a/cores/realtek-amb/base/port/fal_flash_ambz_port.c b/cores/realtek-amb/base/port/fal_flash_ambz_port.c
index cea509b..8eb033d 100644
--- a/cores/realtek-amb/base/port/fal_flash_ambz_port.c
+++ b/cores/realtek-amb/base/port/fal_flash_ambz_port.c
@@ -7,24 +7,26 @@
 
 #define FLASH_ERASE_MIN_SIZE (4 * 1024)
 
+static flash_t flash_obj;
+
 static int init() {
-	flash_get_status(NULL);
+	flash_get_status(&flash_obj);
 	return 0;
 }
 
 static int read(long offset, uint8_t *buf, size_t size) {
-	return size * flash_stream_read(NULL, offset, size, buf);
+	return size * flash_stream_read(&flash_obj, offset, size, buf);
 }
 
 static int write(long offset, const uint8_t *buf, size_t size) {
-	return size * flash_stream_write(NULL, offset, size, (uint8_t *)buf);
+	return size * flash_stream_write(&flash_obj, offset, size, (uint8_t *)buf);
 }
 
 static int erase(long offset, size_t size) {
 	offset &= ~(FLASH_ERASE_MIN_SIZE - 1);
 	size = ((size - 1) / FLASH_ERASE_MIN_SIZE) + 1;
 	for (uint16_t i = 0; i < size; i++) {
-		flash_erase_sector(NULL, offset + i * FLASH_ERASE_MIN_SIZE);
+		flash_erase_sector(&flash_obj, offset + i * FLASH_ERASE_MIN_SIZE);
 	}
 	return size * FLASH_ERASE_MIN_SIZE;
 }
diff --git a/cores/realtek-ambz2/base/config/platform_conf.h b/cores/realtek-ambz2/base/config/platform_conf.h
new file mode 100644
index 0000000..4b5d67d
--- /dev/null
+++ b/cores/realtek-ambz2/base/config/platform_conf.h
@@ -0,0 +1,19 @@
+/* Copyright (c) Kuba Szczodrzyński 2023-05-23. */
+
+#pragma once
+
+#include_next "platform_conf.h"
+
+#undef CONFIG_DEBUG_LOG
+#undef CONFIG_DEBUG_ERROR
+#undef CONFIG_DEBUG_WARN
+#undef CONFIG_DEBUG_INFO
+#define CONFIG_DEBUG_LOG   0
+#define CONFIG_DEBUG_ERROR 0
+#define CONFIG_DEBUG_WARN  0
+#define CONFIG_DEBUG_INFO  0
+
+// diag.h doesn't define this if CONFIG_DEBUG_LOG is 0
+#define DBG_SCE_ERR(...)
+#define DBG_SCE_WARN(...)
+#define DBG_SCE_INFO(...)
diff --git a/cores/realtek-ambz2/base/fixups/cmd_shell.c b/cores/realtek-ambz2/base/fixups/cmd_shell.c
index d90ccab..622802c 100644
--- a/cores/realtek-ambz2/base/fixups/cmd_shell.c
+++ b/cores/realtek-ambz2/base/fixups/cmd_shell.c
@@ -1,3 +1,7 @@
 /* Copyright (c) Kuba Szczodrzyński 2023-04-12. */
 
-void shell_cmd_init() {}
+extern void lt_main();
+
+void shell_cmd_init() {
+	lt_main();
+}
diff --git a/cores/realtek-ambz2/base/fixups/cmsis.h b/cores/realtek-ambz2/base/fixups/cmsis.h
new file mode 100644
index 0000000..1124176
--- /dev/null
+++ b/cores/realtek-ambz2/base/fixups/cmsis.h
@@ -0,0 +1,10 @@
+/* Copyright (c) Kuba Szczodrzyński 2023-05-23. */
+
+// use platform_conf.h from realtek-ambz2/base/config
+#include <platform_conf.h>
+// use basic_types.h from realtek-amb/base/fixups
+#include <basic_types.h>
+// use basic_types.h from realtek-ambz2/base/fixups
+#include "diag.h"
+
+#include_next "cmsis.h"
diff --git a/cores/realtek-ambz2/base/fixups/diag.h b/cores/realtek-ambz2/base/fixups/diag.h
new file mode 100644
index 0000000..96e30da
--- /dev/null
+++ b/cores/realtek-ambz2/base/fixups/diag.h
@@ -0,0 +1,19 @@
+/* Copyright (c) Kuba Szczodrzyński 2023-05-23. */
+
+// remove component/soc/realtek/8710c/app/rtl_printf/include/rt_printf.h
+// replace with #defines below
+#ifndef _RT_PRINTF__H
+#define _RT_PRINTF__H
+#endif
+
+#undef log_printf
+#include_next "diag.h"
+#undef log_printf
+
+#define rt_printf(...)	   __wrap_rt_printf(__VA_ARGS__)
+#define rt_printfl(...)	   __wrap_rt_printf(__VA_ARGS__)
+#define rt_sprintf(...)	   __wrap_rt_sprintf(__VA_ARGS__)
+#define rt_sprintfl(...)   __wrap_rt_sprintf(__VA_ARGS__)
+#define rt_snprintf(...)   __wrap_rt_snprintf(__VA_ARGS__)
+#define rt_snprintfl(...)  __wrap_rt_snprintf(__VA_ARGS__)
+#define rt_log_printf(...) __wrap_rt_log_printf(__VA_ARGS__)
diff --git a/cores/realtek-ambz2/base/lt_api.c b/cores/realtek-ambz2/base/lt_api.c
new file mode 100644
index 0000000..53b838c
--- /dev/null
+++ b/cores/realtek-ambz2/base/lt_api.c
@@ -0,0 +1,19 @@
+/* Copyright (c) Kuba Szczodrzyński 2023-05-22. */
+
+#include <libretiny.h>
+#include <sdk_private.h>
+
+extern uint8_t lt_uart_port;
+
+void lt_init_family() {
+	// make the SDK less verbose by default
+	ConfigDebugErr	= 0;
+	ConfigDebugWarn = 0;
+	ConfigDebugInfo = 0;
+	lt_uart_port	= LT_UART_DEFAULT_PORT;
+}
+
+lt_reboot_reason_t lt_get_reboot_reason() {
+	// TODO
+	return REBOOT_REASON_UNKNOWN;
+}
diff --git a/cores/realtek-ambz2/base/port/printf.c b/cores/realtek-ambz2/base/port/printf.c
index 74b5200..1ec6a0b 100644
--- a/cores/realtek-ambz2/base/port/printf.c
+++ b/cores/realtek-ambz2/base/port/printf.c
@@ -19,20 +19,11 @@ void putchar_(char c) {
 }
 
 void putchar_p(char c, unsigned long port) {
-	// while (UART_Writable(uart_dev[port]) == 0) {}
+	while (uart_dev[port]->lsr_b.txfifo_empty == 0) {}
 	uart_dev[port]->thr = c;
 }
 
-WRAP_PRINTF(rtl_printf);
-WRAP_SPRINTF(rtl_sprintf);
-WRAP_SNPRINTF(rtl_snprintf);
-WRAP_VSNPRINTF(rtl_vsnprintf);
-WRAP_VSNPRINTF(rtl_vsnprintf_r);
-WRAP_VPRINTF(rtl_vprintf);
-WRAP_PRINTF(DiagPrintf);
-WRAP_SPRINTF(DiagSPrintf);
-WRAP_SNPRINTF(DiagSnPrintf);
-WRAP_PRINTF(prvDiagPrintf);
-WRAP_SPRINTF(prvDiagSPrintf);
-WRAP_VSPRINTF(VSprintf);
-WRAP_PRINTF(LOG_PRINTF);
+WRAP_PRINTF(rt_printf);
+WRAP_SPRINTF(rt_sprintf);
+WRAP_SNPRINTF(rt_snprintf);
+WRAP_PRINTF(rt_log_printf);
diff --git a/cores/realtek-ambz2/base/port/printf_port.h b/cores/realtek-ambz2/base/port/printf_port.h
index 74d770e..4c65b6c 100644
--- a/cores/realtek-ambz2/base/port/printf_port.h
+++ b/cores/realtek-ambz2/base/port/printf_port.h
@@ -8,10 +8,8 @@
 extern "C" {
 #endif // __cplusplus
 
-WRAP_DISABLE_DEF(rtl_printf);
-WRAP_DISABLE_DEF(DiagPrintf);
-WRAP_DISABLE_DEF(prvDiagPrintf);
-WRAP_DISABLE_DEF(LOG_PRINTF);
+WRAP_DISABLE_DEF(rt_printf);
+WRAP_DISABLE_DEF(rt_log_printf);
 
 #ifdef __cplusplus
 } // extern "C"