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-rw-r--r--sw/dmx2artnet/src/main.cpp174
1 files changed, 80 insertions, 94 deletions
diff --git a/sw/dmx2artnet/src/main.cpp b/sw/dmx2artnet/src/main.cpp
index 21ddd18..da5df4e 100644
--- a/sw/dmx2artnet/src/main.cpp
+++ b/sw/dmx2artnet/src/main.cpp
@@ -1,11 +1,12 @@
-#define DO_SLIP 1
-#define DO_WIFI 1
#include <Arduino.h>
-#include <WiFiUdp.h>
-#ifdef DO_WIFI
#include <ESP8266WiFi.h>
-#include <ESP8266WiFiMulti.h>
-WiFiUDP u;
+#define INT_RX D6
+#define SLIP Serial1
+// #undef SLIP
+#ifdef SLIP
+#define DEBUG(x)
+#else
+#define DEBUG(x) Serial1.println(x)
#endif
#define END 0xc0
#define ESC 0xdb
@@ -23,7 +24,6 @@ struct artnet {
uint8_t length_hi;
uint8_t length_lo;
unsigned char data[512]; // increase for fun
-
} __attribute__((packed));
struct udp {
uint16_t srcport __attribute__((packed));
@@ -67,47 +67,39 @@ struct artnet_over_slip {
struct artnet artnet;
} __attribute__((packed));
struct artnet_over_slip p;
-unsigned long č = 0;
-
-volatile unsigned w = 0;
-/* volatile unsigned long last_fall = 0;
-volatile unsigned long mark_after_break = 0;
-volatile unsigned char led = 0;
-// volatile unsigned send = 0;
+unsigned n = 0;
+volatile int interrupt = digitalPinToInterrupt(INT_RX);
+volatile unsigned long last_fall = 0;
+volatile unsigned led = 0;
+volatile unsigned recording = 0;
+unsigned long last_byte = 0;
+unsigned long flash_hack = 0;
+unsigned sent_packets = 0;
IRAM_ATTR void isr () {
- if (digitalRead(D6) == LOW) {
- if (mark_after_break) {
- // mark_after_break = 0;
- // send = w-1;
- // w = 0;
- mark_after_break = w = 0;
-
-#ifndef DO_SLIP
- digitalWrite(D4, led++ % 2);
-#endif
+ if (digitalRead(INT_RX) == HIGH) {
+ if (last_fall && micros() - last_fall > 87) {
+ recording++;
+ while (Serial.available())
+ Serial.read();
+ last_byte = micros();
+ n = 0;
+ detachInterrupt(interrupt);
}
+ } else
last_fall = micros();
- } else {
- if (micros() - last_fall > 87)
- mark_after_break++;
- }
-} */
-
+}
void setup () {
- pinMode(D6, INPUT_PULLUP);
+ WiFi.mode(WIFI_OFF);
+ pinMode(D4, SPECIAL);
+ pinMode(INT_RX, INPUT);
+ pinMode(D5, INPUT_PULLUP);
+ pinMode(D3, INPUT_PULLUP);
+ if (digitalRead(D5) == LOW)
+ flash_hack++;
Serial.begin(250000, SERIAL_8N2);
Serial.swap();
-#ifdef DO_SLIP
- Serial1.begin(/* MONITOR_SPEED */ 115200);
-#else
- pinMode(D4, OUTPUT);
-#endif
-#ifdef DO_WIFI
- // WiFi.softAP("dmx2artnet", NULL, 11, 0, 8);
- // WiFi.begin("OpenWrt", NULL);
- WiFi.begin("Hell Patrol", WIFI_PW);
- u.begin(6454);
-#endif
+#ifdef SLIP
+ Serial1.begin(115200);
sprintf(p.artnet.name, "Art-Net");
p.artnet.opcode[0] = 0x00;
p.artnet.opcode[1] = 0x50;
@@ -117,7 +109,7 @@ void setup () {
p.artnet.physical = 0;
p.artnet.sub_uni = 0;
p.artnet.net = 0;
- if (digitalRead(D6) == LOW)
+ if (digitalRead(D3) == LOW)
p.udp.srcport = p.udp.dstport = htons(6455);
else
p.udp.srcport = p.udp.dstport = htons(6454);
@@ -132,17 +124,18 @@ void setup () {
p.ip.src[2] = (ESP.getChipId() & 0xff00) >> 8;
p.ip.src[3] = (ESP.getChipId() & 0xff);
memset(p.ip.dst, 255, 4);
- // attachInterrupt(digitalPinToInterrupt(D6), isr, CHANGE);
+#else
+ Serial1.begin(MONITOR_SPEED);
+#endif
+ attachInterrupt(interrupt, isr, CHANGE);
}
-unsigned char recording[sizeof p.artnet.data * 2];
-#ifdef DO_SLIP
+#ifdef SLIP
char slip_buf[sizeof p * 2 + 1];
unsigned slip_off = 0;
unsigned slip_len = 0;
#endif
-#define SLIP Serial1
-void loop () {
-#ifdef DO_SLIP
+void loop() {
+#ifdef SLIP
unsigned avail = SLIP.availableForWrite();
if (slip_off < slip_len && avail) {
if (avail > slip_len-slip_off)
@@ -150,46 +143,42 @@ void loop () {
slip_off += SLIP.write(slip_buf+slip_off, avail);
}
#endif
- if (Serial.available()) {
- č = micros();
- if (w < sizeof p.artnet.data * 2)
- recording[w++] = Serial.read();
- else
- Serial.read();
+ if /* while */ (n <= sizeof p.artnet.data && ((!n && micros() - last_byte < 1e6) || micros() - last_byte < 50)) {
+ if (recording && Serial.available()) {
+ unsigned char r = Serial.read();
+ last_byte = micros();
+ if (!n) {
+ /*
+ if (r) {
+ n = 0;
+ return;
+ }
+ n++;
+ continue;
+ */
+ recording = !r;
+ attachInterrupt(interrupt, isr, CHANGE);
+ last_fall = 0;
+ n++;
+ return;
+ }
+ if (!flash_hack || r != 255)
+ p.artnet.data[n-1] = r;
+ n++;
+ }
}
- if (č + 200 < micros() && w) {
- // if (send) {
- unsigned t = 0;
- if (w == sizeof p.artnet.data) // če smo break zaznali kot bajt, ga odstranimo
- t = 1;
- unsigned l = w-t-1; // en je tip
- /* for (T = 0; T < w; T++) // prvi kanal ne sme biti 0, tako zaznamo začetek paketa
- if (recording[T] > 1)
- break; */
- /* for (unsigned i = 0; i < sizeof p.artnet.data; i++) // takes too long???
- if (!(hack_for_midi_flash && recording[t + 1] == 255))
- p.artnet.data[i] = recording[t + 1]; */
- memcpy(p.artnet.data, recording + t + 1, sizeof p.artnet.data);
- if (l > sizeof p.artnet.data)
- l = sizeof p.artnet.data;
- /* l++;
- while (--l)
- if (p.data[l-1])
- break; */
- if (!recording[t]) {
- p.artnet.length_hi = l / 256;
- p.artnet.length_lo = l % 256;
-#ifdef DO_WIFI
- IPAddress b(255, 255, 255, 255);
- u.beginPacket(b, 6454);
- u.write((unsigned char *) &p.artnet, sizeof p.artnet - sizeof p.artnet.data + l);
- u.endPacket();
-#endif
-#ifdef DO_SLIP
+ else if (recording) {
+ recording = 0;
+ if (n != 513)
+ DEBUG("n: " + String(n));
+ if (n == sizeof p.artnet.data + 1) {
+ p.artnet.length_hi = (n-1) / 256;
+ p.artnet.length_lo = (n-1) % 256;
+#ifdef SLIP
if (slip_off >= slip_len) {
- p.ip.identifier = htons(millis());
- p.udp.length = htons(sizeof p.udp + sizeof p.artnet - sizeof p.artnet.data + l);
- p.ip.length = htons(sizeof p - sizeof p.artnet.data + l);
+ p.ip.identifier = htons(sent_packets++);
+ p.udp.length = htons(sizeof p.udp + sizeof p.artnet);
+ p.ip.length = htons(sizeof p);
p.ip.checksum = 0;
uint32_t sum = 0;
for (unsigned i = 0; i < sizeof p.ip/2+sizeof p.ip%2; i++)
@@ -217,14 +206,11 @@ void loop () {
}
slip_buf[slip_len++] = END;
}
+#else
+ // DEBUG("ch1: " + p.artnet.data[0]);
#endif
}
- /*
- Serial1.println("dolžina podatkov " + String(w-T) + ", tip: " + String(t));
- for (unsigned i = 0; i < l; i++)
- if (p.artnet.data[i])
- Serial1.println("\t" + String(i+1) + ": " + String(p.artnet.data[i]));
- */
- w = 0;
+ attachInterrupt(interrupt, isr, CHANGE);
+ last_fall = 0;
}
}
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