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Documenting message size

pull/472/head
hopkira 2020-06-01 18:11:18 +01:00
parent df26f64e44
commit 93f818eef4
5 changed files with 14 additions and 7 deletions
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7
apps/BLEcontroller/Bangle.code-workspace Normal file
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@ -0,0 +1,7 @@
{
"folders": [
{
"path": "/Users/hopkira/Documents/BangleApps"
}
]
}

8
apps/BLEcontroller/README.md
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@ -7,10 +7,10 @@ Amaze your friends by controlling your robot, your house or any other BLE device
<iframe width="560" height="315" src="https://www.youtube.com/embed/acQxcoFe0W0" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe> <iframe width="560" height="315" src="https://www.youtube.com/embed/acQxcoFe0W0" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
To keep the messages small, commands are sent from the Controller to the BLE target in a text string. This is made up of a comma delimited string of the following elements: To keep the messages small, commands are sent from the Controller to the BLE target in a text string. This is made up of a comma delimited string of the following elements:
* message number (3 characters) * message number (up to the least significant four digits)
* screen name (3 characters) * screen name (up to four characters)
* object name (3 characters) * object name (up to four characters)
* value/status (3 characters) * value/status (up to four characters)
The combination of these variables will uniquely identify the status change requested from the watch to the target device that can then be programmed to respond appropriately. The combination of these variables will uniquely identify the status change requested from the watch to the target device that can then be programmed to respond appropriately.

2
apps/BLEcontroller/app-ex2.js
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@ -45,7 +45,7 @@ const transmit = (state,object,status) => {
n: msgNum.toString().slice(-4), n: msgNum.toString().slice(-4),
s: state.substr(0,4), s: state.substr(0,4),
o: object.substr(0,4), o: object.substr(0,4),
v: status.substr(0.4), v: status.substr(0,4),
}; };
message= msg.n + "," + msg.s + "," + msg.o + "," + msg.v; message= msg.n + "," + msg.s + "," + msg.o + "," + msg.v;
NRF.setAdvertising({},{ NRF.setAdvertising({},{

2
apps/BLEcontroller/app-joy.js
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@ -45,7 +45,7 @@ const transmit = (state,object,status) => {
n: msgNum.toString().slice(-4), n: msgNum.toString().slice(-4),
s: state.substr(0,4), s: state.substr(0,4),
o: object.substr(0,4), o: object.substr(0,4),
v: status.substr(0.4), v: status.substr(0,4),
}; };
message= msg.n + "," + msg.s + "," + msg.o + "," + msg.v; message= msg.n + "," + msg.s + "," + msg.o + "," + msg.v;
NRF.setAdvertising({},{ NRF.setAdvertising({},{

2
apps/BLEcontroller/app.js
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@ -46,7 +46,7 @@ const transmit = (state,object,status) => {
n: msgNum.toString().slice(-4), n: msgNum.toString().slice(-4),
s: state.substr(0,4), s: state.substr(0,4),
o: object.substr(0,4), o: object.substr(0,4),
v: status.substr(0.4), v: status.substr(0,4),
}; };
message= msg.n + "," + msg.s + "," + msg.o + "," + msg.v; message= msg.n + "," + msg.s + "," + msg.o + "," + msg.v;
NRF.setAdvertising({},{ NRF.setAdvertising({},{