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Implementation of #622. Change operating frequency.

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This commit is contained in:
Neil Kolban 2015-10-06 21:43:00 -05:00
parent b119764160
commit 68ea8c2f00
3 changed files with 38 additions and 1 deletions
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26
libs/network/esp8266/jswrap_esp8266.c
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@ -437,6 +437,32 @@ JsVar *jswrap_ESP8266WiFi_getRstInfo() {
return restartInfo;
}
/*JSON{
"type" : "staticmethod",
"class" : "ESP8266WiFi",
"name" : "updateCPUFreq",
"generate" : "jswrap_ESP8266WiFi_updateCPUFreq",
"params" : [
["freq","JsVar","Desired frequency - either 80 or 160."]
]
}
* Update the operating frequency of the ESP8266 processor.
*/
void jswrap_ESP8266WiFi_updateCPUFreq(
JsVar *jsFreq //!< Operating frequency of the processor. Either 80 or 160.
) {
if (!jsvIsInt(jsFreq)) {
jsExceptionHere(JSET_ERROR, "Invalid frequency.");
return;
}
int newFreq = jsvGetInteger(jsFreq);
if (newFreq != 80 && newFreq != 160) {
jsExceptionHere(JSET_ERROR, "Invalid frequency value, must be 80 or 160.");
return;
}
system_update_cpu_freq(newFreq);
}
/**
* Return an object that contains details about the state of the ESP8266.

1
libs/network/esp8266/jswrap_esp8266.h
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@ -30,5 +30,6 @@ JsVar *jswrap_ESP8266WiFi_getConnectedStations();
JsVar *jswrap_ESP8266WiFi_getRSSI();
JsVar *jswrap_ESP8266WiFi_getState();
void jswrap_ESP8266WiFi_dumpSocket(JsVar *socketId);
void jswrap_ESP8266WiFi_updateCPUFreq(JsVar *jsFreq);
#endif /* LIBS_NETWORK_ESP8266_JSWRAP_ESP8266_H_ */

12
targets/esp8266/docs/05-User_Guide.md
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@ -343,4 +343,14 @@ The returned object contains the following fields:
* `sdkVersion` - The version of the ESP8266 SDK used to build this release.
* `cpuFrequency` - The CPU operating frequency in MHz.
* `freeHeap` - The amount of free heap in bytes.
* `freeHeap` - The amount of free heap in bytes.
----
##ESP8266WiFi.updateCPUFreq
Set the operating frequency of the ESP8266 processor.
`ESP8266WiFi.updateCPUFreq(newFreq)`
* `newFreq` - The new operating frequency of the CPU. Either 80 (80MHz) or 160 (160MHz).