The document outlines the development of a smart mobile app-controlled oven, integrating IoT technology to enhance traditional cooking methods. It includes system architecture details, hardware specifications, and software design, focusing on PID heating control and Bluetooth connectivity for user interaction. Future goals include automated recording, recipe sharing, and the integration of additional smart kitchen devices.

1. 104年物聯網平台程式開發人才訓練班
專案組員：George Yang
楊O浩
2015/11/04 No.25

2. • 專題緣起
• IOT簡介
• 系統設計簡介
• 系統架構 (圖文)
• 軟體架構(圖文)
• 系統成果展示/實驗數據圖
• 參考文獻
• 展望

3. 專題緣起
 廚房烤箱在這半世紀來並沒有太多的變化.我們現在有PID
溫控在專業的烤箱上.以及基本的計時來控制流程. 而這些
真的對我們來說已經足夠?! 我相信我們想要的是更多! 例
如:固定溫控到加熱曲線.計時器加上智慧提醒.手動記錄到
自動曲線記錄. 現在我們正處於強大的手持運算時代. 物聯
網 IOT 結合行動APPs讓我們擁有實現想望的工具. 所以,這
裡登場的就是我們想要的智慧行動APP烤箱。

4. IOT架構說明
Home Automation & Lighting
Remote Controls
Medical, Health & HID
Wireless Audio
Low Power RF
2.4 GHz Transceiver
+MSP430 MCU
Proprietary solution
RF4CE
IEEE 802.15.4 compliant
System on Chip
USB on CC2531
RemoTI RF4CE SW
2.4 GHz Radio
Complete SoC,
32 KB Flash / USB
Bluetooth low energy
BLE compliant SoC
ANT Network Processor
ANT / ANT+ compliant
Smart Metering
ZigBee
System on Chip
IEEE 802.15.4 compliant
802.15.4 Transceiver
15.4 MAC or ZigBee
ZigBee
System on Chip
IEEE 802.15.4 compliant
Alarm and Security

5. 短距無線簡介
1000m
 Building Automation
 Smart Energy / Metering
 RC / Consumer Electronics
 Medical PAN
 Telecom
Data Rate
(bps)
100k 1M 10M10k1k
Range
100m
10m
1m
ZigBee PRO / RF4CE
PC Networking
Home Networking
Video Distribution
Wi-Fi/802.11
Proprietary Low Power Radio
Gaming
Computer Peripherals
Audio
Meter Reading
Building Mgt.
Automotive
UWB
Wireless USB
Video/audio links
Headsets
Computer peripherals
PDA/Mobile phone
Mobile phone accessories
Gaming / HID / Remote Controls
Sports, medical, consumer health
low energy
10cm RFid
NFC

6. 家庭自動化

7. BLE 市場產品

8. 系統設計簡介
• Smart Oven:
– PID heating control with Temperature data and
fitting curve from APPs..
– Auto Alert for each changing and marked points.
– Wireless connection with mobile APPs through
BLE or Wi-Fi.
• Mobile APPs:
– Baking curve plot and marking alert points.
– PID Control.

9. 系統架構
PID Control
CC2541
RF SOC
GPIO
Heater
PID
SPI
K Temp
Sensor
GPIO
Relay

10. RFSOC–CC2540
• 8051 MCU - 128/256 kB in-system programmable Flash  8 kB
SRAM
• Programmable Radio Supports
– Bluetooth Low Energy (1Mbps GFSK)
• Digital peripherals
– 21 GPIOs
– 2 USART (UART or SPI)
– Full Speed USB 2.0
– 2x 16 bit, 2x 8-bit timers
– Dedicated Link Layer timer for Bluetooth LE protocol timing
– AES-128 encryption/decryption in HW
• Advanced analog peripherals
– 8-channel 8-12 bit delta-sigma ADC
– Ultra-low-power analog comparator
– Integrated high-performance op-amp
• All in a 40-pin 6x6x0.85mm QFN package

11. 軟體架構
• PID Control:
– 8051 Base, C Language, OSAL,
GATT, ATT, Profiles.
– Build & Modified: Service
Profiles, Application, OSAL
Message handling.
Notification/Indication. HAL
(LED & GPIO-Relay & GPIO-
SPI).
– PID Temp Control.

12. 軟體架構
Oven Scan PID Control Heating Chart• Android APP:
– Android, Java.
– Build: Scan Activity,
Oven Control
Activity, Bluetooth
Service. Service
Profiles,
Characteristics,
Descriptors.
Message & UI
handling.
– AChartEngine.lib for
chart plot.

13. 參考文獻
• TI CC2540 HW/SW/Datasheet. BLE-Stack.
• Bluetooth SIG Core v4.0 BLE Documents.
• Google Android Developers web-site.
• GNU C Library. Java Docs.
• MAX6675. Datasheet.
• AChartEngine Library& Sample code.
• Wiki - PID Control.
• SVN.

14. 展望
• Next Step:
– Auto record for analysis and duplicate.
– Recipes with baking curves sharing.
– Video image detection for food baking control.
– Smart recipes sharing website/groups.
– Smart kitchen devices: Microwave oven, Induction
cooker, ..
– Open standard I/O & APIs for DIY aftermarket.