/*JSON{
"type" : "staticmethod",
"class" : "Trig",
"name" : "setup",
"generate" : "jswrap_trig_setup",
"params" : [
["pin","pin","The pin to use for triggering"],
["options","JsVar","Additional options as an object. defaults are: ```{teethTotal:60,teethMissing:2,minRPM:30,keyPosition:0}```"]
]
}
Initialise the trigger class
*/
void jswrap_trig_setup(Pin pin, JsVar *options) {
if (!jshIsPinValid(pin)) {
jsError("Invalid pin supplied as an argument to Trig.setup");
return;
}
TriggerStruct *trig = &mainTrigger;
// static info
trig->teethMissing = 2;
trig->teethTotal = 60;
trig->keyPosition = 0;
JsVarFloat minRPM = 30;
if (jsvIsObject(options)) {
JsVar *v;
v = jsvObjectGetChild(options, "teethMissing", 0);
if (!jsvIsUndefined(v)) trig->teethMissing = (unsigned char)jsvGetInteger(v);
jsvUnLock(v);
v = jsvObjectGetChild(options, "teethTotal", 0);
if (!jsvIsUndefined(v)) trig->teethTotal = (unsigned char)jsvGetInteger(v);
jsvUnLock(v);
v = jsvObjectGetChild(options, "minRPM", 0);
if (!jsvIsUndefined(v)) minRPM = jsvGetFloat(v);
jsvUnLock(v);
v = jsvObjectGetChild(options, "keyPosition", 0);
if (!jsvIsUndefined(v)) trig->keyPosition = jsvGetFloat(v);
jsvUnLock(v);
}
trig->maxTooth = (unsigned int)jshGetTimeFromMilliseconds(60000 / (JsVarFloat)(trig->teethTotal * minRPM));
// semi-static info
int i;
for (i=0;i<TRIGGER_TRIGGERS_COUNT;i++) {
trig->triggers[i].tooth = TRIGGERPOINT_TOOTH_DISABLE;
trig->triggers[i].newTooth = TRIGGERPOINT_TOOTH_DISABLE;
}
// dynamic info
trig->lastTime = jshGetSystemTime();
trig->avrTrigger = (unsigned int)jshGetTimeFromMilliseconds(10); // average time for a trigger pulse
trig->avrTooth = (unsigned int)jshGetTimeFromMilliseconds(10); // average time for a tooth
trig->currTooth = 0;
trig->teethSinceStart = 0;
trig->wrongTriggerTeeth = 0;
// finally set up the watch!
if (jshIsPinValid(trig->sensorPin))
jshPinWatch(trig->sensorPin, false);
trig->sensorPin = pin;
jshPinWatch(trig->sensorPin, true);
}
void cc3000_spi_open(void)
{
// SPI config
JshSPIInfo inf;
jshSPIInitInfo(&inf);
inf.pinSCK = WLAN_CLK_PIN;
inf.pinMISO = WLAN_MISO_PIN;
inf.pinMOSI = WLAN_MOSI_PIN;
inf.baudRate = 100000; // FIXME - just slow for debug
inf.spiMode = SPIF_SPI_MODE_1; // Mode 1 CPOL= 0 CPHA= 1
jshSPISetup(WLAN_SPI, &inf);
// WLAN CS, EN and WALN IRQ Configuration
jshSetPinStateIsManual(WLAN_CS_PIN, false);
jshPinOutput(WLAN_CS_PIN, 1); // de-assert CS
jshSetPinStateIsManual(WLAN_EN_PIN, false);
jshPinOutput(WLAN_EN_PIN, 0); // disable WLAN
jshSetPinStateIsManual(WLAN_IRQ_PIN, true);
jshPinSetState(WLAN_IRQ_PIN, JSHPINSTATE_GPIO_IN_PULLUP); // flip into read mode with pullup
jshPinWatch(WLAN_IRQ_PIN, true); // watch IRQ pin
// wait a little (ensure that WLAN takes effect)
jshDelayMicroseconds(500*1000); // force a 500ms delay! FIXME
}
void WlanInterruptDisable(void) {
jshPinWatch(WLAN_IRQ_PIN, false);
}
void WlanInterruptEnable(void) {
jshPinWatch(WLAN_IRQ_PIN, true);
}
