WIZwiki-W7500 보드활용 Web Server 구현 · 2015. 6. 3. · prevent rogue software from disabling the watchdog timer functionality. •PWM 8ea ... •ISP •W7500 ISP Tool •SWD

WIZwiki-W7500 보드 활용 Web Server 구현

2015년 6월 17일

위즈네트 아카데미

wiznetacademy.com

강사 전혁진 : 블로그

강사 김은경 : 블로그

http://wiznetacademy.com/http://hjjeon0608.wordpress.com/https://socatelier.wordpress.com/

목차

• W7500 소개

• WIZwiki-W7500 Board 소개

• 개발 환경 구축

• Peripheral 이론 & 실습 – UART, RNG, I2C, SSP, TOE

• Web Server

2

W7500 소개

• IoT 최적화 MCU

• Unattackable Hardwire TCP/IP Chip

• Start-up을 꿈꾸십니까? - VAR products

• ARM mbed Enabled MCU

Museum Link

4

http://wiznetmuseum.com/http://wiznetmuseum.com/

W7500 Feature• 32-bit ARM Cortex-M0

• Flash : 128KB / SRAM : 16KB (up to 48KB)

• Hardwired TCP/IP Core (Supports MII Interface)

• Internal 8MHz Oscillator

• External crystal Oscillator (8~24MHz)

• 48MHz maximum frequency

• PLL for internal clock source

• ADC - 12bit, 8ch, 1Mbps

• DMA - UART, SPI, Software

• GPIO 53ea I/O

• 4 Timer/ 8 PWM

• 3 UART, 2 SPI, 2 I2C

• 32bit RNG

• Serial Wire Debug(SWD)

• Package : 64TQFP (7x7 mm)

W7500 System diagram

5

W7500 Clock• Two clock sources can be used to drive the system clock.

• One internal PLL.

• Many generated clocks for independent operating with system clock.

6

W7500 Alternate Function• Each functional pad has 2 ~ 4 functions.

• Pins can be selected by each registers individually.

7

W7500 Pad controller• Each functional pad has 2 ~ 4 functions.

• Pins can be selected by each registers individually.

P - PADYA - Analog Input (connect to ADC input)Y - Digital InputA - Digital Output

IE - Input buffer enableCS - CMOS/Schmitt trigger input buffer selectDS - Driving strength select (125MHz / 50MHz)

PU - Pull up enablePD - Pull-down enable

8

W7500 Interface peripherals• UART 3ea

• 2ea RTS/CTS flow control (UART0, UART1)

• 1ea simple (UART2)

• SSP 2ea• MOTOROLA SPI

• TI synchronous serial interface

• National MICROWAVE

• Up to 20MHz

• I2C 2ea • Master/Slave

• Standard mode (100KHz)

• Fast mode (400KHz)

• Sensor interface

• GPIO 53ea• 4ea GPIO group

(PORT A, PORT B, PORT C, PORT D)

• 53 programmable input/output pins

• ADC • 12bit configuration resolution

• Conversion time : Max 1MHz (@20MHz ADCCLK)

• 8 channel for external analog inputs

• 1 channel for internal LDO(1.5v) voltage.

9

W7500 Peripherals• Dual timer 2ea

• One dual timers has 2 Free-Running Counters(FRCs)

• A 32-bit or a 16-bit down counter

• Repetition modes:

• one-shot and wrapping mode

• Prescaler that can divide down the clock rate by 1, 16, or 256

• WDT (Watch Dog Timer)• 32-bit down counter.

• Internally resets chip if not periodically reloaded.

• The watchdog timer has lock register for to prevent rogue software from disabling the watchdog timer functionality.

• PWM 8ea• 8 PWM output waveforms• Eight independent 32-bit Timer/Counter • 6bits Prescaler that can divide down the

clock rate by 1~64• Runs as the PWM or standard timer• Counter operation• Each of PWM can have different or same

clock source

• RNG (Random number generator)• 32bit pseudo random number generator• Polynomial / Seed of pseudo random number

generator (polynomial) can be modified.• Support power on reset random value• Random value can be obtained by control

start/stop by software.

10

WIZwiki-W7500 Board 소개

WIZwiki-W7500 Feature• WIZnet W7500

• 32-bit ARM Cortex-M0

• 128KB Flash /16KB(up to 48KB) SRAM

• Hardwired TCP/IP Core

• Ethernet PHY• IC+ IP101GA

• CMSIS-DAP support• NXP LPC11U35FHI33/501

• USB Drag & Drop Programming

• Support IDE : KEIL / GCC

• Arduino pin compatible (Arduino Shield 사용 가능)

• mbed enable (on progress with )

• ISP, SD Card, RGB LED, SWD Connector

12

http://www.mbed.org/http://www.mbed.org/

CMSIS-DAP ?

• CMSIS-DAP support• NXP LPC11U35FHI33/501

• USB Drag & Drop Programming

• USB를 이용해 Firmware를 download,debugging을 할 수 있다.

• CMSIS-DAP을 사용하려면?• MDK-ARM V4.54 이상이어야 함

• Debug Unit은 CMSIS-DAP을 지원하는Firmware가 있어야 함

13

WIZwiki-W7500 Connector Information

14

Normal Function

5VGND

D15D14ARefGNDD13D12D11D10D9D8

D7D6D5D4D3D2D1D0

NCIOREFRSTn3.3V5VGNDGNDNC

A0A1A2A3A4A5

PC_15PC_14PC_13PC_12PC_11PC_10

PA_09PA_10

PA_06PA_07PA_08PA_05PC_04PC_07

PC_06PA_00PA_01PA_02PC_00PC_01PA_13PA_14

PWM2/CAP2PWM3/CAP3

SSEL0SCLK0MISO0MOSI0

AIN5AIN4AIN3AIN2AIN1AIN0

SCL0SDA0

SCLK0MISO0MOSI0SSEL0SCL1

U_CTS1U_RTS1U_TXD0U_RXD0

U_TXD1U_RXD1

SDA1U_CTS1U_RTS1SCL1

PWM4/CAP4U_RXD2

U_TXD2PWM6/CAP6PWM7/CAP7CLKOUT

PWM0/CAP0PWM1/CAP1

MISO1MOSI1

U_TXD2U_RXD2AIN3AIN2AIN1AIN0

PWM6/CAP6PWM7/CAP7

PWM3/CAP3PWM4/CAP4PWM5/CAP5PWM2/CAP2

PC_03PC_02PA_15PA_04PA_03RSTnBOOTPA_12PA_11

3.3VGNDPB_00PB_01PB_02PB_03PC_08PC_09PC_05

LEDRLEDGLEDB


SD_SELSD_CLKSD_MISOSD_MOSI

PWM0/CAP0PWM1/CAP1

SDA1

U_CTS0U_RTS0U_TXD0U_RXD0SCL0SDA0

PWM5/CAP5

AIN7AIN6

U_RXD1U_TXD1

SWDIOSWCLK

U_RTS0U_CTS0

PWM3/CAP3PWM2/CAP2

SCLK1SSEL1

PWM1/CAP1PWM0/CAP0

DAP-RXDDAP-TXD

3.3V

U_RXD2

U_TXD2

GND

Normal Function3rd Function4th Function2nd Function

3rd Function 4th Function2nd Function

2nd Function2nd Function

WIZwiki-W7500 Pinout

15

목차

• W7500 소개

• WIZwiki-W7500 Board 소개

• 개발 환경 구축

• Peripheral 이론 & 실습 – UART, RNG, I2C, SSP, TOE

• Web Server

16

개발 환경 구축


• KEIL uVision MDK - Lite version 5.14.0.0• 다운로드 링크 or 강의자료/W7500강의/설치프로그램/mdk514.exe• 설치 방법 Wiki page

• MDK Version 5 – Legacy Support• 다운로드 링크 or 강의자료/W7500강의/설치프로그램/MDKCM514.EXE• 설치 방법 Wiki page

• Serial Driver of WIZwiki-W7500• 다운로드 링크 or 강의자료/W7500강의/설치프로그램/mbedWinSerial_16466.exe• 설치 방법 Wiki page

18

https://www.keil.com/download/product/http://wizwiki.net/wiki/doku.php?id=products:w7500:documents:appnote:install_uvisionhttp://www2.keil.com/mdk5/legacy/http://wizwiki.net/wiki/doku.php?id=products:w7500:documents:appnote:install_uvisionhttps://developer.mbed.org/handbook/Windows-serial-configurationhttps:/developer.mbed.org/handbook/Windows-serial-configurationhttp://wizwiki.net/wiki/doku.php?id=products:wizwiki_w7500:start_getting_started:serial_driver_wizwiki-w7500


• W7500 Library and Peripheral Example Downloads• 강의자료/W7500강의/강의용 W7500 Library.zip

• 참고 사항• New Project 생성 방법

• 생성 방법 Wiki page

• Peripheral Example 사용 방법• 사용 방법 Wiki page

19

http://wizwiki.net/wiki/doku.php?id=products:w7500:documents:appnote:howtokeilhttp://wizwiki.net/wiki/doku.php?id=products:w7500:documents:appnote:keil_exam

Library 폴더 구조 설명

• W7500x_Library_Examples• ioLibrary

• Libraries

• Projects

• Utilities

• Utilities• W7500_flash_algo_mdk

20


• Libraries• CMSIS

• Device• WIZnet

• W7500• Include• Source

• ARM• G++• GCC• IAR

• Include• RTOS

• W7500x_stdPeriph_Driver• inc• src

21


• Projects• Peripheral_Examples

• ADC - Illumination_RGBLED• DMA - MemoryToMemory• DualTimer - TimerRun• EXTI – LED_Toggle, Sleep• Flash – IAP_Example• GPIO – Blink_LED• I2C – I2C_EEPROM, I2C_Init, I2C_Temperture• PWM – CaptureMode, CounterMode, DeadZoneGeneration

PWMOutput, TimerMode• RNG – Random_number_generation• Shield – ADC, EXTI, GPIO, PWM, I2C, RNG• SSP – Loopback, SD_Card_LED• SysTick - Delay• UART - Interrupt, Poling, Printf

Uart_HardwareFlowControl• WDT - WDTReset• WZTOE - DHCPClient, DNSClient, httpClient,

httpServer, LoopbackTest

22


• 프로젝트 Open!!

• Workspace/project/Projects/Peripheral_Examples/GPIO/Blink_LED/MDK/W7500x_GPIO_Blink_LED.uvprojx

23


• 그림과 같이 컴파일이 완료되고 .bin 파일이 생성 되면 개발 환경 구축 완료

24

Firmware Download 방법

• Drag & drop• CMSIS-DAP

• ISP• W7500 ISP Tool

• SWD• CMSIS-DAP

• Ulink2

25

Firmware download 방법(1)Link : Drag and drop (CMSIS-DAP)

26

http://wizwiki.net/wiki/doku.php?id=products:wizwiki_w7500:start_getting_started:write_firmwarehttp://wizwiki.net/wiki/doku.php?id=products:wizwiki_w7500:start_getting_started:write_firmware:keil_cmsis_dap

Firmware download 방법(2)Link : Using the ISP

W7500 ISP Tool Download

27

http://wizwiki.net/wiki/doku.php?id=products:wizwiki_w7500:start_getting_started:write_firmwarehttp://wizwiki.net/wiki/doku.php?id=products:wizwiki_w7500:start_getting_started:write_firmwarehttp://wizwiki.net/wiki/lib/exe/fetch.php?media=products:wizwiki_w7500:w7500_isp_20150519_.zip

Firmware download 방법(3,4)

• SWD를 이용

CMSIS-DAPUSB SWD

Device

Cortex-M0

CPU

Cortex-M4

CPU

Cortex-A7

CPU

Ulink2

Jumper

J3,J4,J5

Connector

J2

or

firmware download

28

Firmware download 방법(3)Link : SWD를 이용한 CMSIS-DAP Debugger

29

http://wizwiki.net/wiki/doku.php?id=products:wizwiki_w7500:start_getting_started:debugging_w7500http://wizwiki.net/wiki/doku.php?id=products:wizwiki_w7500:start_getting_started:write_firmware:keil_cmsis_dap

Firmware download 방법(4)Link : SWD 를 이용한 ULINK2

30

http://wizwiki.net/wiki/doku.php?id=products:wizwiki_w7500:start_getting_started:write_firmwarehttp://wizwiki.net/wiki/doku.php?id=products:wizwiki_w7500:start_getting_started:write_swd_debugger

Peripheral 이론 및 실습

31

Peripheral

•직렬 통신(Serial Communication)•UART – printf 출력• I2C – OLED write• SSP – SD card r/w

•RNG – 1~19의 값 출력

•네트워크 통신(Network Communication)•TOE – Web server

32

UART(Universal Asynchronous Receive Transmit)

• 비동기식

• 4-line(simplest use just 2 line,TXD and RXD)• TXD, RXD, CTS, RTS

http://eslectures.blog.me/80137862792

33

Peripheral 실습 – UART

Normal Function

5VGND


D7D6D5D4D3D2D1D0


A0A1A2A3A4A5


PA_09PA_10



PWM2/CAP2PWM3/CAP3



SCL0SDA0



U_TXD1U_RXD1


PWM4/CAP4U_RXD2


PWM0/CAP0PWM1/CAP1

MISO1MOSI1


PWM6/CAP6PWM7/CAP7




LEDRLEDGLEDB



PWM0/CAP0PWM1/CAP1

SDA1


PWM5/CAP5

AIN7AIN6

U_RXD1U_TXD1

SWDIOSWCLK

U_RTS0U_CTS0

PWM3/CAP3PWM2/CAP2

SCLK1SSEL1

PWM1/CAP1PWM0/CAP0

DAP-RXDDAP-TXD

3.3V

U_RXD2

U_TXD2

GND




34

Peripheral 실습결과 – UART

• Printf를 UART0으로 사용• Printf 출력안됨

#define USING_UART1 in retarget.c#define USING_UART0 in retarget.c

USB cable은 UART1을 사용한다.

• Printf를 UART1으로 사용• printf 출력 가능

Normal Function

5VGND


D7D6D5D4D3D2D1D0


A0A1A2A3A4A5


PA_09PA_10



PWM2/CAP2PWM3/CAP3



SCL0SDA0



U_TXD1U_RXD1


PWM4/CAP4U_RXD2


PWM0/CAP0PWM1/CAP1

MISO1MOSI1


PWM6/CAP6PWM7/CAP7




LEDRLEDGLEDB



PWM0/CAP0PWM1/CAP1

SDA1


PWM5/CAP5

AIN7AIN6

U_RXD1U_TXD1

SWDIOSWCLK

U_RTS0U_CTS0

PWM3/CAP3PWM2/CAP2

SCLK1SSEL1

PWM1/CAP1PWM0/CAP0

DAP-RXDDAP-TXD

3.3V

U_RXD2

U_TXD2

GND




35

I2C(Inter-Integrated Circuit)

• 동기식

• 2-line

• SCL, SDA

• 4 condition

• START,STOP,RESTART,DATA(and ACK)

온도센서

36

PH Sensor

Link

RTC

Link

Pressure

Link

Ultrasonic

Link

Temperature

Color

I2C 통신

I2C 사용 센서

37

Normal Function

5VGND


D7D6D5D4D3D2D1D0


A0A1A2A3A4A5


PA_09PA_10



PWM2/CAP2PWM3/CAP3



SCL0SDA0



U_TXD1U_RXD1


PWM4/CAP4U_RXD2


PWM0/CAP0PWM1/CAP1

MISO1MOSI1


PWM6/CAP6PWM7/CAP7




LEDRLEDGLEDB



PWM0/CAP0PWM1/CAP1

SDA1


PWM5/CAP5

AIN7AIN6

U_RXD1U_TXD1

SWDIOSWCLK

U_RTS0U_CTS0

PWM3/CAP3PWM2/CAP2

SCLK1SSEL1

PWM1/CAP1PWM0/CAP0

DAP-RXDDAP-TXD

3.3V

U_R

XD2

U_TXD

2GND




Peripheral 실습 – I2C

38

RNG(Random Number Generator)

• 기욱팀장이 작성예정• 32bit RNG

• Polynomial can be modified

• Default polynomial: F(x) = x31 + x30 + x29 + x9 + x

pseudo-random number처음에 주어지는 초깃값을 이용하여 이미 결정되어 있는 메커니즘(의사 난수 생성기)에 의해 생성되는 수. 난수는 생성방법이 결정되어 있지 않으며, 다음에 생성될 값을 전혀 예측할 수 없으나 의사 난수 생성기에 의해 생성되는 수는 초깃값을 알면 계산될 수도 있으므로 진짜 난수와 구별하여 의사난수라 부른다. [네이버 지식백과]

39

http://terms.naver.com/entry.nhn?docId=859382&ref=yhttp://terms.naver.com/entry.nhn?docId=824293&ref=y

Peripheral 실습 – RNG

Normal Function

5VGND


D7D6D5D4D3D2D1D0


A0A1A2A3A4A5


PA_09PA_10



PWM2/CAP2PWM3/CAP3



SCL0SDA0



U_TXD1U_RXD1


PWM4/CAP4U_RXD2


PWM0/CAP0PWM1/CAP1

MISO1MOSI1


PWM6/CAP6PWM7/CAP7




LEDRLEDGLEDB



PWM0/CAP0PWM1/CAP1

SDA1


PWM5/CAP5

AIN7AIN6

U_RXD1U_TXD1

SWDIOSWCLK

U_RTS0U_CTS0

PWM3/CAP3PWM2/CAP2

SCLK1SSEL1

PWM1/CAP1PWM0/CAP0

DAP-RXDDAP-TXD

3.3V

U_RXD2

U_TXD2

GND




40

Peripheral 실습결과 – RNG

• Button을 눌렀을때• RNG값 계속 변경

Button 누른상태

Button 누른 후 뗀 상태

Normal Function

5VGND


D7D6D5D4D3D2D1D0


A0A1A2A3A4A5


PA_09PA_10



PWM2/CAP2PWM3/CAP3



SCL0SDA0



U_TXD1U_RXD1


PWM4/CAP4U_RXD2


PWM0/CAP0PWM1/CAP1

MISO1MOSI1


PWM6/CAP6PWM7/CAP7




LEDRLEDGLEDB



PWM0/CAP0PWM1/CAP1

SDA1


PWM5/CAP5

AIN7AIN6

U_RXD1U_TXD1

SWDIOSWCLK

U_RTS0U_CTS0

PWM3/CAP3PWM2/CAP2

SCLK1SSEL1

PWM1/CAP1PWM0/CAP0

DAP-RXDDAP-TXD

3.3V

U_RXD2

U_TXD2

GND




Normal Function

5VGND


D7D6D5D4D3D2D1D0


A0A1A2A3A4A5


PA_09PA_10



PWM2/CAP2PWM3/CAP3



SCL0SDA0



U_TXD1U_RXD1


PWM4/CAP4U_RXD2


PWM0/CAP0PWM1/CAP1

MISO1MOSI1


PWM6/CAP6PWM7/CAP7




LEDRLEDGLEDB



PWM0/CAP0PWM1/CAP1

SDA1


PWM5/CAP5

AIN7AIN6

U_RXD1U_TXD1

SWDIOSWCLK

U_RTS0U_CTS0

PWM3/CAP3PWM2/CAP2

SCLK1SSEL1

PWM1/CAP1PWM0/CAP0

DAP-RXDDAP-TXD

3.3V

U_RXD2

U_TXD2

GND




SW

Uart1

41

SSP(Synchronous Serial Port)

nSS • 동기식

• 3-line or $4-line

• SCLK, nSS, MOSI ,MISO

• MOSI와 MISO를 한 라인으로 사용하기도함

42

Peripheral 실습 – SSP(SD Card)

Normal Function

5VGND


D7D6D5D4D3D2D1D0


A0A1A2A3A4A5


PA_09PA_10



PWM2/CAP2PWM3/CAP3



SCL0SDA0



U_TXD1U_RXD1


PWM4/CAP4U_RXD2


PWM0/CAP0PWM1/CAP1

MISO1MOSI1


PWM6/CAP6PWM7/CAP7




LEDRLEDGLEDB



PWM0/CAP0PWM1/CAP1

SDA1


PWM5/CAP5

AIN7AIN6

U_RXD1U_TXD1

SWDIOSWCLK

U_RTS0U_CTS0

PWM3/CAP3PWM2/CAP2

SCLK1SSEL1

PWM1/CAP1PWM0/CAP0

DAP-RXDDAP-TXD

3.3V

U_RXD2

U_TXD2

GND




43

TOE(TCP/IP Offload Engine)

Protocol Layer

45

SW TCP/IP vs Hardware TCP/IP

46

How to use?

Read / Write

Common Register

Status Register

Network Config Register

Socket Register x 8

TX & RX Buffer

Buffer Config. Register

Buffer Status RegisterSocket Command Register

Socket Status Register

Socket Config. Register

Bus interface

RX

TX

Sn_CR

Sn_SR, Sn_IR

Sn_MR, Sn_DIPR, Sn_DPORT

SIR, PHYCFGR

SIPR, SHAR, GAR, SUBR

Sn_RXBUF_SIZE,Sn_TXBUF_SIZE

Sn_TX_RD,Sn_TX_WR

47

Socket?? Channel??

• SOCKET 이란

- 통신에 필요한 각종 Resources

ex) IP , PORT , etc…

• Channel 이란

- 실제 Data 통신을 하는 통로

ex) My Socket(IP | PORT) Peer Socket(IP | PORT)

48

ioLibrary를 이용한 Socket API Flow chart

49

WZTOE Socket Memory map

50

TOE 응용

http://wiznetmuseum.com/

51

http://wiznetmuseum.com/http://wiznetmuseum.com/

Web ServerWIZwiki-W7500 보드활용 HTTP Server 구현하기

오늘 실습 해볼 내용은?

53

Q&A 감사합니다.

54

WIZwiki-W7500 보드활용 Web Server 구현 · 2015. 6. 3. · prevent rogue software from disabling the watchdog timer functionality. •PWM 8ea ... •ISP •W7500 ISP Tool •SWD

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