Smart.js: JavaScript engine running on tiny MCU

1. Smart.js: JavaScript engine running
on tiny MCU
Smart.js: JavaScript engine running
on tiny MCU
Smart.js: JavaScript engine running
on tiny MCU
Smart.js: JavaScript engine running
on tiny MCU
Smart.js: JavaScript engine running
on tiny MCU
Kiwamu OkabeKiwamu OkabeKiwamu OkabeKiwamu OkabeKiwamu Okabe

2. ESP8266 hardwareESP8266 hardwareESP8266 hardwareESP8266 hardwareESP8266 hardware
☆ http://espressif.com/en/products/wroom/☆ http://espressif.com/en/products/wroom/☆ http://espressif.com/en/products/wroom/☆ http://espressif.com/en/products/wroom/☆ http://espressif.com/en/products/wroom/
☆ 32-bit low power MCU Wi-Fi Module☆ 32-bit low power MCU Wi-Fi Module☆ 32-bit low power MCU Wi-Fi Module☆ 32-bit low power MCU Wi-Fi Module☆ 32-bit low power MCU Wi-Fi Module
☆ Having integrated TCP/IP network stacks☆ Having integrated TCP/IP network stacks☆ Having integrated TCP/IP network stacks☆ Having integrated TCP/IP network stacks☆ Having integrated TCP/IP network stacks
☆ Including ADC, SDIO, UART, PWM, I2C ...☆ Including ADC, SDIO, UART, PWM, I2C ...☆ Including ADC, SDIO, UART, PWM, I2C ...☆ Including ADC, SDIO, UART, PWM, I2C ...☆ Including ADC, SDIO, UART, PWM, I2C ...
☆ Small form factor of only 18mm x 20mm☆ Small form factor of only 18mm x 20mm☆ Small form factor of only 18mm x 20mm☆ Small form factor of only 18mm x 20mm☆ Small form factor of only 18mm x 20mm
☆ 550 yen at Akizukidenshi!☆ 550 yen at Akizukidenshi!☆ 550 yen at Akizukidenshi!☆ 550 yen at Akizukidenshi!☆ 550 yen at Akizukidenshi!

3. Smart.js can run on ESP8266Smart.js can run on ESP8266Smart.js can run on ESP8266Smart.js can run on ESP8266Smart.js can run on ESP8266
https://www.cesanta.com/developer/smartjshttps://www.cesanta.com/developer/smartjshttps://www.cesanta.com/developer/smartjshttps://www.cesanta.com/developer/smartjshttps://www.cesanta.com/developer/smartjs

4. Write Smart.js firmwareWrite Smart.js firmwareWrite Smart.js firmwareWrite Smart.js firmwareWrite Smart.js firmware
Download flashnchips-win.zip from https://
github.com/cesanta/smart.js/releases, and
write the firmware into ESP8266 using
esptool.py https://github.com/
themadinventor/esptool.
Download flashnchips-win.zip from https://
github.com/cesanta/smart.js/releases, and
write the firmware into ESP8266 using
esptool.py https://github.com/
themadinventor/esptool.
Download flashnchips-win.zip from https://
github.com/cesanta/smart.js/releases, and
write the firmware into ESP8266 using
esptool.py https://github.com/
themadinventor/esptool.
Download flashnchips-win.zip from https://
github.com/cesanta/smart.js/releases, and
write the firmware into ESP8266 using
esptool.py https://github.com/
themadinventor/esptool.
Download flashnchips-win.zip from https://
github.com/cesanta/smart.js/releases, and
write the firmware into ESP8266 using
esptool.py https://github.com/
themadinventor/esptool.
$�unar�flashnchips-win.zip
$�cd�flashnchips-win/firmware/ESP8266/Smart.js
$�esptool.py�--baud�115200�--port�/dev/ttyUSB0�write_flash�0x00000�
0x00000.bin�0x11000�0x11000.bin�0x6d000�0x6d000.bin
$�unar�flashnchips-win.zip
$�cd�flashnchips-win/firmware/ESP8266/Smart.js
$�esptool.py�--baud�115200�--port�/dev/ttyUSB0�write_flash�0x00000�
0x00000.bin�0x11000�0x11000.bin�0x6d000�0x6d000.bin
$�unar�flashnchips-win.zip
$�cd�flashnchips-win/firmware/ESP8266/Smart.js
$�esptool.py�--baud�115200�--port�/dev/ttyUSB0�write_flash�0x00000�
0x00000.bin�0x11000�0x11000.bin�0x6d000�0x6d000.bin
$�unar�flashnchips-win.zip
$�cd�flashnchips-win/firmware/ESP8266/Smart.js
$�esptool.py�--baud�115200�--port�/dev/ttyUSB0�write_flash�0x00000�
0x00000.bin�0x11000�0x11000.bin�0x6d000�0x6d000.bin
$�unar�flashnchips-win.zip
$�cd�flashnchips-win/firmware/ESP8266/Smart.js
$�esptool.py�--baud�115200�--port�/dev/ttyUSB0�write_flash�0x00000�
0x00000.bin�0x11000�0x11000.bin�0x6d000�0x6d000.bin

5. JavaScript REPL on terminalJavaScript REPL on terminalJavaScript REPL on terminalJavaScript REPL on terminalJavaScript REPL on terminal
$�picocom�-b�115200�--omap�crcrlf�/dev/ttyUSB0
Device�id:�//api.cesanta.com/d/dev_84227�
Device�psk:�psk_36751�
Cloud:�//api.cesanta.com�
HELO!�Type�some�JS.�See�https://github.com/cesanta/smart.js�for�more�info.�
smartjs�28904/2256$�1+1
2
smartjs�28904/2256$�1+"hoge"
1hoge
smartjs�29184/2256$�File.list(".")
["cloud.js","clubby.js","demo.js","gpio.js","I2C.js","MC24FC.js","MC24FC_tes
t.js","MCP9808.js","MCP9808_test.js","MPL115A1.js","smart.js","swupdate.js","
sys_rts.js","user.js","sys_config.json"]
$�picocom�-b�115200�--omap�crcrlf�/dev/ttyUSB0
Device�id:�//api.cesanta.com/d/dev_84227�
Device�psk:�psk_36751�
Cloud:�//api.cesanta.com�
HELO!�Type�some�JS.�See�https://github.com/cesanta/smart.js�for�more�info.�
smartjs�28904/2256$�1+1
2
smartjs�28904/2256$�1+"hoge"
1hoge
smartjs�29184/2256$�File.list(".")
["cloud.js","clubby.js","demo.js","gpio.js","I2C.js","MC24FC.js","MC24FC_tes
t.js","MCP9808.js","MCP9808_test.js","MPL115A1.js","smart.js","swupdate.js","
sys_rts.js","user.js","sys_config.json"]
$�picocom�-b�115200�--omap�crcrlf�/dev/ttyUSB0
Device�id:�//api.cesanta.com/d/dev_84227�
Device�psk:�psk_36751�
Cloud:�//api.cesanta.com�
HELO!�Type�some�JS.�See�https://github.com/cesanta/smart.js�for�more�info.�
smartjs�28904/2256$�1+1
2
smartjs�28904/2256$�1+"hoge"
1hoge
smartjs�29184/2256$�File.list(".")
["cloud.js","clubby.js","demo.js","gpio.js","I2C.js","MC24FC.js","MC24FC_tes
t.js","MCP9808.js","MCP9808_test.js","MPL115A1.js","smart.js","swupdate.js","
sys_rts.js","user.js","sys_config.json"]
$�picocom�-b�115200�--omap�crcrlf�/dev/ttyUSB0
Device�id:�//api.cesanta.com/d/dev_84227�
Device�psk:�psk_36751�
Cloud:�//api.cesanta.com�
HELO!�Type�some�JS.�See�https://github.com/cesanta/smart.js�for�more�info.�
smartjs�28904/2256$�1+1
2
smartjs�28904/2256$�1+"hoge"
1hoge
smartjs�29184/2256$�File.list(".")
["cloud.js","clubby.js","demo.js","gpio.js","I2C.js","MC24FC.js","MC24FC_tes
t.js","MCP9808.js","MCP9808_test.js","MPL115A1.js","smart.js","swupdate.js","
sys_rts.js","user.js","sys_config.json"]
$�picocom�-b�115200�--omap�crcrlf�/dev/ttyUSB0
Device�id:�//api.cesanta.com/d/dev_84227�
Device�psk:�psk_36751�
Cloud:�//api.cesanta.com�
HELO!�Type�some�JS.�See�https://github.com/cesanta/smart.js�for�more�info.�
smartjs�28904/2256$�1+1
2
smartjs�28904/2256$�1+"hoge"
1hoge
smartjs�29184/2256$�File.list(".")
["cloud.js","clubby.js","demo.js","gpio.js","I2C.js","MC24FC.js","MC24FC_tes
t.js","MCP9808.js","MCP9808_test.js","MPL115A1.js","smart.js","swupdate.js","
sys_rts.js","user.js","sys_config.json"]

6. Connect dashboard.cesanta.comConnect dashboard.cesanta.comConnect dashboard.cesanta.comConnect dashboard.cesanta.comConnect dashboard.cesanta.com

7. Send random data from ESP8266Send random data from ESP8266Send random data from ESP8266Send random data from ESP8266Send random data from ESP8266
$�picocom�-b�115200�--omap�crcrlf�/dev/ttyUSB0
smartjs�29032/2268$�Wifi.setup('XXXXXXXXXXXXX','YYYYYYYYYY')
true
smartjs�29208/2376$�Wifi.ip()
192.168.179.3
smartjs�29016/2280$�Wifi.status()
got�ip
smartjs�29112/2280$�demo()
Initializing�demo�data�source
Starting�temperature�push�demo�in�background,�type�Debug.mode(1)�to�see�
activity
undefined
$�picocom�-b�115200�--omap�crcrlf�/dev/ttyUSB0
smartjs�29032/2268$�Wifi.setup('XXXXXXXXXXXXX','YYYYYYYYYY')
true
smartjs�29208/2376$�Wifi.ip()
192.168.179.3
smartjs�29016/2280$�Wifi.status()
got�ip
smartjs�29112/2280$�demo()
Initializing�demo�data�source
Starting�temperature�push�demo�in�background,�type�Debug.mode(1)�to�see�
activity
undefined
$�picocom�-b�115200�--omap�crcrlf�/dev/ttyUSB0
smartjs�29032/2268$�Wifi.setup('XXXXXXXXXXXXX','YYYYYYYYYY')
true
smartjs�29208/2376$�Wifi.ip()
192.168.179.3
smartjs�29016/2280$�Wifi.status()
got�ip
smartjs�29112/2280$�demo()
Initializing�demo�data�source
Starting�temperature�push�demo�in�background,�type�Debug.mode(1)�to�see�
activity
undefined
$�picocom�-b�115200�--omap�crcrlf�/dev/ttyUSB0
smartjs�29032/2268$�Wifi.setup('XXXXXXXXXXXXX','YYYYYYYYYY')
true
smartjs�29208/2376$�Wifi.ip()
192.168.179.3
smartjs�29016/2280$�Wifi.status()
got�ip
smartjs�29112/2280$�demo()
Initializing�demo�data�source
Starting�temperature�push�demo�in�background,�type�Debug.mode(1)�to�see�
activity
undefined
$�picocom�-b�115200�--omap�crcrlf�/dev/ttyUSB0
smartjs�29032/2268$�Wifi.setup('XXXXXXXXXXXXX','YYYYYYYYYY')
true
smartjs�29208/2376$�Wifi.ip()
192.168.179.3
smartjs�29016/2280$�Wifi.status()
got�ip
smartjs�29112/2280$�demo()
Initializing�demo�data�source
Starting�temperature�push�demo�in�background,�type�Debug.mode(1)�to�see�
activity
undefined

8. Watch dashboard.cesanta.comWatch dashboard.cesanta.comWatch dashboard.cesanta.comWatch dashboard.cesanta.comWatch dashboard.cesanta.com

9. Other products by Cesanta SoftwareOther products by Cesanta SoftwareOther products by Cesanta SoftwareOther products by Cesanta SoftwareOther products by Cesanta Software
*�Mongoose:�Net�library�supporting�TLS/HTTP/Websocket/JSON-RPC/MQTT/CoAP/DNS
��https://github.com/cesanta/mongoose
*�V7:�JavaScript�engine�deployed�in�two�files�v7.h�and�v7.c
��https://github.com/cesanta/v7
*�Frozen:�JSON�parser�and�generator
��https://github.com/cesanta/frozen/
*�SLRE:�Regular�Expression�library
��https://github.com/cesanta/slre/
*�Krypton:�TLS/DTLS�library,�source�and�binary�compatible�OpenSSL�subset
��https://github.com/cesanta/krypton
*�Flashnchips:�Firmware�writer�for�Windows�and�Mac�OS�X
��https://github.com/cesanta/smart.js/tree/master/flashnchips
*�GDB�server:�Debugger�stub�for�remote�debug
��https://github.com/cesanta/smart.js/tree/master/platforms/esp8266#gdb
*�SPIFFS:�SPI�Flash�File�System�(not�Cesanta�product)
��https://github.com/pellepl/spiffs
*�Mongoose:�Net�library�supporting�TLS/HTTP/Websocket/JSON-RPC/MQTT/CoAP/DNS
��https://github.com/cesanta/mongoose
*�V7:�JavaScript�engine�deployed�in�two�files�v7.h�and�v7.c
��https://github.com/cesanta/v7
*�Frozen:�JSON�parser�and�generator
��https://github.com/cesanta/frozen/
*�SLRE:�Regular�Expression�library
��https://github.com/cesanta/slre/
*�Krypton:�TLS/DTLS�library,�source�and�binary�compatible�OpenSSL�subset
��https://github.com/cesanta/krypton
*�Flashnchips:�Firmware�writer�for�Windows�and�Mac�OS�X
��https://github.com/cesanta/smart.js/tree/master/flashnchips
*�GDB�server:�Debugger�stub�for�remote�debug
��https://github.com/cesanta/smart.js/tree/master/platforms/esp8266#gdb
*�SPIFFS:�SPI�Flash�File�System�(not�Cesanta�product)
��https://github.com/pellepl/spiffs
*�Mongoose:�Net�library�supporting�TLS/HTTP/Websocket/JSON-RPC/MQTT/CoAP/DNS
��https://github.com/cesanta/mongoose
*�V7:�JavaScript�engine�deployed�in�two�files�v7.h�and�v7.c
��https://github.com/cesanta/v7
*�Frozen:�JSON�parser�and�generator
��https://github.com/cesanta/frozen/
*�SLRE:�Regular�Expression�library
��https://github.com/cesanta/slre/
*�Krypton:�TLS/DTLS�library,�source�and�binary�compatible�OpenSSL�subset
��https://github.com/cesanta/krypton
*�Flashnchips:�Firmware�writer�for�Windows�and�Mac�OS�X
��https://github.com/cesanta/smart.js/tree/master/flashnchips
*�GDB�server:�Debugger�stub�for�remote�debug
��https://github.com/cesanta/smart.js/tree/master/platforms/esp8266#gdb
*�SPIFFS:�SPI�Flash�File�System�(not�Cesanta�product)
��https://github.com/pellepl/spiffs
*�Mongoose:�Net�library�supporting�TLS/HTTP/Websocket/JSON-RPC/MQTT/CoAP/DNS
��https://github.com/cesanta/mongoose
*�V7:�JavaScript�engine�deployed�in�two�files�v7.h�and�v7.c
��https://github.com/cesanta/v7
*�Frozen:�JSON�parser�and�generator
��https://github.com/cesanta/frozen/
*�SLRE:�Regular�Expression�library
��https://github.com/cesanta/slre/
*�Krypton:�TLS/DTLS�library,�source�and�binary�compatible�OpenSSL�subset
��https://github.com/cesanta/krypton
*�Flashnchips:�Firmware�writer�for�Windows�and�Mac�OS�X
��https://github.com/cesanta/smart.js/tree/master/flashnchips
*�GDB�server:�Debugger�stub�for�remote�debug
��https://github.com/cesanta/smart.js/tree/master/platforms/esp8266#gdb
*�SPIFFS:�SPI�Flash�File�System�(not�Cesanta�product)
��https://github.com/pellepl/spiffs
*�Mongoose:�Net�library�supporting�TLS/HTTP/Websocket/JSON-RPC/MQTT/CoAP/DNS
��https://github.com/cesanta/mongoose
*�V7:�JavaScript�engine�deployed�in�two�files�v7.h�and�v7.c
��https://github.com/cesanta/v7
*�Frozen:�JSON�parser�and�generator
��https://github.com/cesanta/frozen/
*�SLRE:�Regular�Expression�library
��https://github.com/cesanta/slre/
*�Krypton:�TLS/DTLS�library,�source�and�binary�compatible�OpenSSL�subset
��https://github.com/cesanta/krypton
*�Flashnchips:�Firmware�writer�for�Windows�and�Mac�OS�X
��https://github.com/cesanta/smart.js/tree/master/flashnchips
*�GDB�server:�Debugger�stub�for�remote�debug
��https://github.com/cesanta/smart.js/tree/master/platforms/esp8266#gdb
*�SPIFFS:�SPI�Flash�File�System�(not�Cesanta�product)
��https://github.com/pellepl/spiffs

10. PR: Join the Functional IoT Meetup!PR: Join the Functional IoT Meetup!PR: Join the Functional IoT Meetup!PR: Join the Functional IoT Meetup!PR: Join the Functional IoT Meetup!