add t2 release version 1.5.0

.gitignore

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+*.o
+*.d
+*.map
+*.nmap
+beken_os/Debug
+beken_os/.ver
+beken_os/.config
+beken_os/tools/generate/config.json
+beken_os/tools/generate/*.cpr
+beken_os/tools/generate/*.out
+beken_os/tools/generate/*.bin
+!beken_os/tools/generate/t2_bootloader.bin
+!beken_os/tools/generate/t2_bootloader_enc.bin
+!beken_os/tools/generate/package.bin
+qt_proj/
+toolchain/gcc-arm-none-eabi-4_9-2015q1

Kconfig

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+menu "configure bk7231n"
+    config OPERATING_SYSTEM
+        int "OPERATING_SYSTEM --- mandatory for board"
+        default 98
+        ---help---
+            100     /* LINUX */
+            98      /* RTOS */        
+            3       /* Non-OS */
+
+    config ENABLE_WIFI
+        bool "ENABLE_WIFI --- use wifi to connect"
+        default y
+
+    config ENABLE_WATCHDOG
+        bool "ENABLE_WATCHDOG --- use watchdog"
+        default y
+
+    config ENABLE_BLUETOOTH
+        bool "ENABLE_BLUETOOTH --- use bluetooth to connect"
+        default y
+
+    config LITTLE_END
+        int "LITTLE_END --- mandatory for board"
+        default 1
+        ---help---
+            0       /* big endian */
+            1       /* little endian */
+
+    endmenu

README.md

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+# T2
+English | [中文](README_zh.md)
+
+**T2-U development board** is designed for prototyping smart devices easily and quickly. You can use it with other purpose-built modules or development boards to evaluate your project.
+
+<img alt="image.png" src="https://airtake-public-data-1254153901.cos.ap-shanghai.myqcloud.com/content-platform/hestia/16781047011ffea0d5520.png" width="400">
+
+## T2-U module Overview
+T2-U development board consists of Tuya’s highly-integrated Wi-Fi and Bluetooth module [T2-U](https://developer.tuya.com/en/docs/iot/T2-U-module-datasheet?id=Kce1tncb80ldq) and peripherals including buttons, LED indicator, GPIOs, power, and USB-to-serial chip.
+
+T2-U is built-in with a 32-bit MCU with a running speed of up to 120 MHz, 2 Mbyte flash, and 256-KB RAM。
+
+### Features
+
+- Embedded low-power 32-bit CPU, which can also function as an application processor
+- The clock rate: 120 MHz
+- Operating voltage: 3.0V to 3.6V
+- Peripherals：
+  - 6×PWM
+  - 4xTimer
+  - 2×UART
+  - 1×SPI
+  - 2xI2C
+  - 1xADC
+  - 19xGPIO
+- Wi-Fi connectivity
+  - 802.11 b/g/n
+  - Channels 1 to [email protected] GHz
+  - Support WEP, WPA/WPA2, WPA/WPA2 PSK (AES), WPA3 security modes
+  - Up to +16 dBm output power in 802.11b mode
+  - Support STA/AP/STA+AP working mode
+  - Support SmartConfig and AP pairing manners for Android and iOS devices
+  - Onboard PCB antenna with a gain of 2.2 dBi
+  - Operating temperature: -40°C to 105°C
+- Bluetooth LE connectivity
+  - Support the Bluetooth LE V5.2
+  - 6 dBm transmit power in Bluetooth mode
+  - Complete Bluetooth coexistence interface
+  - Onboard PCB antenna with a gain of 2.2 dBi
+
+[ More T2-U module information](https://developer.tuya.com/en/docs/iot/T2-U-module-datasheet?id=Kce1tncb80ldq)

README_zh.md

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+# T2
+
+[English](https://github.com/tuya/T2/blob/main/README.md) | 中文
+
+**涂鸦 T2-U 开发板** 是一款专为开发者打造的智能硬件产品原型开发板。它可与其他功能电路模组或电路板配合使用，实现各种智能硬件产品的开发。涂鸦 T2-U 开发板非常易于使用，您可以利用此开发板快速实现各种智能硬件 Demo。
+
+<img alt="image.png" src="https://airtake-public-data-1254153901.cos.ap-shanghai.myqcloud.com/content-platform/hestia/16781047011ffea0d5520.png" width="400">
+
+## T2-U模组概述
+涂鸦 T2-U 开发板主控采用涂鸦智能开发的一款嵌入式 Wi-Fi+蓝牙模组 [T2-U](https://developer.tuya.com/en/docs/iot/T2-U-module-datasheet?id=Kce1tncb80ldq)。它由一个高集成度的无线射频模组 T2-U 和外围的按键、LED 指示灯、I/O 接口、电源和 USB 转串口芯片构成。
+
+T2-U模组 内置运行速度最高可到 120 MHz 的 32-bit MCU，内置 2Mbyte 闪存和 256 KB RAM。
+
+### 特性
+
+- 内置低功耗 32 位 CPU，可以兼作应用处理器
+- 主频支持 120MHz
+- 工作电压：3.0V-3.6V
+- 外设：
+  - 6×PWM
+  - 4xTimer
+  - 2×UART
+  - 1×SPI
+  - 2xI2C
+  - 1xADC
+  - 19xGPIO
+- Wi-Fi 连通性
+  - 802.11 b/g/n
+  - 通道[email protected]
+  - 支持 WEP、WPA/WPA2、WPA/WPA2 PSK (AES) 和 WPA3 安全模式
+  - 802.11b 模式下最大 +16dBm 的输出功率
+  - 支持 STA/AP/STA+AP 工作模式
+  - 支持 SmartConfig 和 AP 两种配网方式（包括 Android 和 iOS 设备）
+  - 板载 PCB 天线，天线峰值增益 2.2dBi
+  - 工作温度：-40℃ 到 105℃
+- 蓝牙连通性
+  - 低功耗蓝牙 V5.2 完整标准
+  - 蓝牙模式支持 6 dBm 发射功率
+  - 完整的蓝牙共存接口
+  - 板载 PCB 天线，天线峰值增益 2.2dBi
+
+[更多T2-U模组资料](https://developer.tuya.com/cn/docs/iot/T2-U-module-datasheet?id=Kce1tncb80ldq)

beken_os/Makefile

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+OS := $(shell uname)
+
+GREEN := \033[0;32m
+RED := \033[0;31m
+NC := \033[0m # No Color
+ifeq ($(findstring bash, $(shell readlink $(SHELL))), bash)
+ECHO = echo -e
+else
+ECHO = echo
+endif
+
+GIT_VERSION := $(shell git describe --tags --dirty=-Dev)
+ARM_GCC_TOOLCHAIN = ../toolchain/gcc-arm-none-eabi-4_9-2015q1/bin
+
+CROSS_COMPILE = $(ARM_GCC_TOOLCHAIN)/arm-none-eabi-
+.config: beken378/app/config/sys_config.h
+	@echo 'GEN  .config'
+	@-rm -f $@
+	@echo '#include "beken378/app/config/sys_config.h"' > config.c
+	@sed -n '/^#define/p' beken378/app/config/sys_config.h | awk '{print $$2}' | sort -d | uniq | awk '{print "valueOf_"$$1"="$$1}' >> config.c
+	@echo "# Autogenerated by Makefile, DON'T EDIT" > .config
+	@$(ARM_GCC_TOOLCHAIN)/arm-none-eabi-gcc -E -I ../../../sdk/include/ config.c | grep '^valueOf_' | sed 's/valueOf_//' >> .config
+	@sed -i '/_SYS_CONFIG_H_/d' .config
+	@-rm -f config.c
+
+.PHONY: mp
+mp: .config
+	@$(MAKE) -f application.mk CFG_GIT_VERSION=\"$(GIT_VERSION)\"
+
+all: .config	
+	@$(MAKE) -f application.mk CFG_GIT_VERSION=\"$(GIT_VERSION)\"
+
+.PHONY: beken
+beken: .config
+	@$(MAKE) -f application.mk application
+
+.PHONY: clean
+clean:
+	@$(MAKE) -f application.mk clean
+
+.PHONY: flash debug ramdebug setup
+setup:
+	@$(MAKE) -f application.mk $(MAKECMDGOALS)
+
+flash: toolchain
+	@$(MAKE) -f application.mk flashburn
+
+debug: toolchain
+	@$(MAKE) -f application.mk debug	
+
+ramdebug: toolchain
+	@$(MAKE) -f application.mk ramdebug