/*JSON{
"type" : "staticmethod",
"class" : "NetworkJS",
"name" : "create",
"generate" : "jswrap_networkjs_create",
"params" : [
["obj","JsVar","An object containing functions to access the network device"]
],
"return" : ["JsVar","The object passed in"]
}
Initialise the WIZnet module and return an Ethernet object. For instance:
```
require("NetworkJS").create({
create : function(host,port) {
// Create a socket and return its index, host is a string, port is an integer.
// If host isn't defined, create a server socket
console.log("Create",host,port);
return 1;
},
close : function(sckt) {
// Close the socket. returns nothing
},
accept : function(sckt) {
// Accept the connection on the server socket. Returns socket number or -1 if no connection
return -1;
},
recv : function(sckt, maxLen) {
// Receive data. Returns a string (even if empty).
// If non-string returned, socket is then closed
return null;//or "";
},
send : function(sckt, data) {
// Send data (as string). Returns the number of bytes sent - 0 is ok.
// Less than 0
return data.length;
}
});
```
*/
JsVar *jswrap_networkjs_create(JsVar *obj) {
JsNetwork net;
networkCreate(&net, JSNETWORKTYPE_JS);
networkSet(&net);
networkFree(&net);
net_js_setObj(obj);
networkState = NETWORKSTATE_ONLINE;
return jsvLockAgain(obj);
}
/*JSON{ "type":"staticmethod",
"class" : "WIZnet", "name" : "connect",
"generate" : "jswrap_wiznet_connect",
"description" : "Initialise the WIZnet module and return an Ethernet object",
"params" : [ ],
"return" : ["JsVar", "An Ethernet Object"], "return_object":"Ethernet"
}*/
JsVar *jswrap_wiznet_connect() {
JsVar *ethObj = jspNewObject(0, "Ethernet");
// SPI config
JshSPIInfo inf;
jshSPIInitInfo(&inf);
inf.pinSCK = ETH_CLK_PIN;
inf.pinMISO = ETH_MISO_PIN;
inf.pinMOSI = ETH_MOSI_PIN;
inf.baudRate = 1000000;
inf.spiMode = SPIF_SPI_MODE_0;
jshSPISetup(ETH_SPI, &inf);
// CS Configuration
jshSetPinStateIsManual(ETH_CS_PIN, false);
jshPinOutput(ETH_CS_PIN, 1); // de-assert CS
// Wiznet
reg_wizchip_cs_cbfunc(wizchip_select, wizchip_deselect);
reg_wizchip_spi_cbfunc(wizchip_read, wizchip_write);
/* wizchip initialize*/
uint8_t tmp;
uint8_t memsize[2][8] = { {2,2,2,2,2,2,2,2},{2,2,2,2,2,2,2,2}};
if(ctlwizchip(CW_INIT_WIZCHIP,(void*)memsize) == -1)
{
jsiConsolePrint("WIZCHIP Initialized fail.\r\n");
return 0;
}
/* PHY link status check */
do {
if(ctlwizchip(CW_GET_PHYLINK, (void*)&tmp) == -1) {
jsiConsolePrint("Unknown PHY Link status.\r\n");
return 0;
}
} while (tmp == PHY_LINK_OFF);
JsNetwork net;
networkCreate(&net, JSNETWORKTYPE_W5500);
networkFree(&net);
networkState = NETWORKSTATE_ONLINE;
return ethObj;
}
/*JSON{
"type" : "staticmethod",
"class" : "CC3000",
"name" : "connect",
"generate" : "jswrap_cc3000_connect",
"params" : [
["spi", "JsVar", "Device to use for SPI (or undefined to use the default). SPI should be 1,000,000 baud, and set to 'mode 1'"],
["cs", "pin", "The pin to use for Chip Select"],
["en", "pin", "The pin to use for Enable"],
["irq", "pin", "The pin to use for Interrupts"]
],
"return" : ["JsVar","A WLAN Object"],
"return_object" : "WLAN"
}
Initialise the CC3000 and return a WLAN object
*/
JsVar *jswrap_cc3000_connect(JsVar *spi, Pin cs, Pin en, Pin irq) {
IOEventFlags spiDevice;
if (spi) {
spiDevice = jsiGetDeviceFromClass(spi);
if (!DEVICE_IS_SPI(spiDevice)) {
jsExceptionHere(JSET_ERROR, "Expecting SPI device, got %q", spi);
return 0;
}
} else {
// SPI config
// SPI config
JshSPIInfo inf;
jshSPIInitInfo(&inf);
inf.pinSCK = WLAN_CLK_PIN;
inf.pinMISO = WLAN_MISO_PIN;
inf.pinMOSI = WLAN_MOSI_PIN;
inf.baudRate = 1000000;
inf.spiMode = SPIF_SPI_MODE_1; // Mode 1 CPOL= 0 CPHA= 1
jshSPISetup(WLAN_SPI, &inf);
spiDevice = WLAN_SPI;
}
if (!jshIsPinValid(cs))
cs = WLAN_CS_PIN;
if (!jshIsPinValid(en))
en = WLAN_EN_PIN;
if (!jshIsPinValid(irq))
irq = WLAN_IRQ_PIN;
JsNetwork net;
networkCreate(&net, JSNETWORKTYPE_CC3000);
net.data.device = spiDevice;
net.data.pinCS = cs;
net.data.pinEN = en;
net.data.pinIRQ = irq;
networkSet(&net);
JsVar *wlanObj = jspNewObject(0, "WLAN");
cc3000_initialise(wlanObj);
networkFree(&net);
return wlanObj;
}
/*JSON{
"type" : "staticmethod",
"class" : "ESP8266",
"name" : "connect",
"generate" : "jswrap_esp8266_connect_device",
"params" : [
["serial","JsVar","The Serial port used for communications with the ESP8266 (must already be setup)"],
["callback","JsVar","Function to call back when connected"]
],
"return" : ["JsVar","An ESP8266 Object"],
"return_object" : "ESP8266"
}
Initialise the WIZnet module and return an Ethernet object
*/
JsVar *jswrap_esp8266_connect_device(JsVar *usart, JsVar *callback) {
IOEventFlags usartDevice;
usartDevice = jsiGetDeviceFromClass(usart);
if (!DEVICE_IS_USART(usartDevice)) {
jsExceptionHere(JSET_ERROR, "Expecting USART device, got %q", usart);
return 0;
}
JsNetwork net;
networkCreate(&net, JSNETWORKTYPE_ESP8266);
net.data.device = usartDevice;
networkSet(&net);
JsVar *wifiObj = 0;
JsVar *cmd = jsvNewFromString("AT+RST\r\n");
esp8266_send(cmd);
jsvUnLock(cmd);
if (esp8266_wait_for("OK", 100, false)) {
if (esp8266_wait_for("ready", 4000, false)) {
networkState = NETWORKSTATE_ONLINE;
wifiObj = jspNewObject(0, "ESPWifi");
} else {
jsExceptionHere(JSET_ERROR, "Module not ready");
}
} else {
jsExceptionHere(JSET_ERROR, "No Acknowledgement");
}
networkFree(&net);
if (callback)
jsiQueueEvents(callback, 0, 0);
return wifiObj;
}
/*JSON{ "type":"method",
"class" : "WLAN", "name" : "connect",
"generate" : "jswrap_wlan_connect",
"description" : "Connect to a wireless network",
"params" : [ [ "ap", "JsVar", "Access point name" ],
[ "key", "JsVar", "WPA2 key (or undefined for unsecured connection)" ],
[ "callback", "JsVar", "Function to call back with connection status. It has one argument which is one of 'connect'/'disconnect'/'dhcp'" ] ],
"return" : ["bool", "True if connection succeeded, false if it didn't." ]
}*/
bool jswrap_wlan_connect(JsVar *wlanObj, JsVar *vAP, JsVar *vKey, JsVar *callback) {
if (!(jsvIsUndefined(callback) || jsvIsFunction(callback))) {
jsError("Expecting callback Function but got %t", callback);
return 0;
}
// if previously completely disconnected, try and reconnect
if (jsvGetBoolAndUnLock(jsvObjectGetChild(wlanObj,JS_HIDDEN_CHAR_STR"DISC",0))) {
cc3000_initialise(wlanObj);
jsvUnLock(jsvObjectSetChild(wlanObj,JS_HIDDEN_CHAR_STR"DISC", jsvNewFromBool(false)));
}
if (jsvIsFunction(callback)) {
jsvObjectSetChild(wlanObj, CC3000_ON_STATE_CHANGE, callback);
}
jsvObjectSetChild(wlanObj,JS_HIDDEN_CHAR_STR"AP", vAP); // no unlock intended
jsvObjectSetChild(wlanObj,JS_HIDDEN_CHAR_STR"KEY", vKey); // no unlock intended
char ap[32];
char key[32];
unsigned long security = WLAN_SEC_UNSEC;
jsvGetString(vAP, ap, sizeof(ap));
if (jsvIsString(vKey)) {
security = WLAN_SEC_WPA2;
jsvGetString(vKey, key, sizeof(key));
}
// might want to set wlan_ioctl_set_connection_policy
bool connected = wlan_connect(security, ap, (long)strlen(ap), NULL, (unsigned char*)key, (long)strlen(key))==0;
if (connected) {
JsNetwork net;
networkCreate(&net, JSNETWORKTYPE_CC3000);
networkFree(&net);
}
// note that we're only online (for networkState) when DHCP succeeds
return connected;
}
static void setupJsNetwork() {
JsNetwork net;
networkCreate(&net, JSNETWORKTYPE_ESP8266_BOARD);
networkSet(&net);
}
/*JSON{
"type" : "staticmethod",
"class" : "WIZnet",
"name" : "connect",
"generate" : "jswrap_wiznet_connect",
"params" : [
["spi", "JsVar", "Device to use for SPI (or undefined to use the default)"],
["cs", "pin", "The pin to use for Chip Select"]
],
"return" : ["JsVar","An Ethernet Object"],
"return_object" : "Ethernet"
}
Initialise the WIZnet module and return an Ethernet object
*/
JsVar *jswrap_wiznet_connect(JsVar *spi, Pin cs) {
IOEventFlags spiDevice;
if (spi) {
spiDevice = jsiGetDeviceFromClass(spi);
if (!DEVICE_IS_SPI(spiDevice)) {
jsExceptionHere(JSET_ERROR, "Expecting SPI device, got %q", spi);
return 0;
}
} else {
// SPI config
JshSPIInfo inf;
jshSPIInitInfo(&inf);
inf.pinSCK = ETH_CLK_PIN;
inf.pinMISO = ETH_MISO_PIN;
inf.pinMOSI = ETH_MOSI_PIN;
inf.baudRate = 1000000;
inf.spiMode = SPIF_SPI_MODE_0;
jshSPISetup(ETH_SPI, &inf);
spiDevice = ETH_SPI;
}
if (!jshIsPinValid(cs))
cs = ETH_CS_PIN;
JsNetwork net;
networkCreate(&net, JSNETWORKTYPE_W5500);
net.data.device = spiDevice;
net.data.pinCS = cs;
networkSet(&net);
JsVar *ethObj = jspNewObject(0, "Ethernet");
// CS Configuration
jshSetPinStateIsManual(net.data.pinCS, false);
jshPinOutput(net.data.pinCS, 1); // de-assert CS
// Initialise WIZnet functions
reg_wizchip_cs_cbfunc(wizchip_select, wizchip_deselect);
reg_wizchip_spi_cbfunc(wizchip_read, wizchip_write);
/* wizchip initialize*/
uint8_t tmp;
uint8_t memsize[2][8] = { {2,2,2,2,2,2,2,2}, {2,2,2,2,2,2,2,2}};
if(ctlwizchip(CW_INIT_WIZCHIP,(void*)memsize) == -1)
{
jsiConsolePrint("WIZnet Initialize failed.\r\n");
networkFree(&net);
return 0;
}
#if _WIZCHIP_ == 5500
/* PHY link status check - W5100 doesn't have this */
do {
if(ctlwizchip(CW_GET_PHYLINK, (void*)&tmp) == -1) {
jsiConsolePrint("Unknown PHY Link status.\r\n");
networkFree(&net);
return 0;
}
} while (tmp == PHY_LINK_OFF);
#endif
networkFree(&net);
networkState = NETWORKSTATE_ONLINE;
return ethObj;
}
