4 files changed, 128 insertions, 0 deletions
diff --git a/stromzähler3/Kconfig b/stromzähler3/Kconfig
new file mode 100644
index 0000000..afb1c7a
--- /dev/null
+++ b/stromzähler3/Kconfig
@@ -0,0 +1,16 @@
+mainmenu "configuration"
+
+source ../scripts/Kconfig-wifi
+
+menu "Influxdb"
+
+config INFLUXDB_HOST
+    string "Hostname of influxdb server"
+
+config INFLUXDB_PORT
+    int "Port number"
+
+config INFLUXDB_PATH
+    string "Path element for POST request"
+
+endmenu
diff --git a/stromzähler3/boot.py b/stromzähler3/boot.py
new file mode 100644
index 0000000..0d30893
--- /dev/null
+++ b/stromzähler3/boot.py
@@ -0,0 +1,2 @@
+config = dict(map(lambda x: (x[0], int(x[1]) if x[1].isdigit() else x[1][1:-1] if x[1].startswith('"') and x[1].endswith('"') else x[1]), map(lambda x: x.strip().split("=", 1), filter(lambda x: '=' in x, open(".config").readlines()))))
+
diff --git a/stromzähler3/main.py b/stromzähler3/main.py
new file mode 100644
index 0000000..65499ff
--- /dev/null
+++ b/stromzähler3/main.py
@@ -0,0 +1,105 @@
+#!micropython
+print("Start main.py")
+
+import os
+import machine
+import socket
+import time
+import micropython as mp
+
+
+HOST = config['CONFIG_INFLUXDB_HOST']
+PORT = config['CONFIG_INFLUXDB_PORT']
+PATH = config['CONFIG_INFLUXDB_PATH']
+
+H_REQUEST = bytes('POST /%s HTTP/1.1\r\n' % PATH, 'utf8')
+H_HOST = bytes('Host: %s\r\n' % HOST, 'utf8')
+H_CONTENT_TYPE = bytes('Content-Type: application/x-www-urlencoded\r\n', 'utf8')
+H_CONTENT_LENGTH = bytes('Content-Length: %s\r\n', 'utf8')
+H_CONNECTION = bytes('Connection: close\r\n', 'utf8')
+H_NL = bytes('\r\n', 'utf8')
+
+def post(data):
+    print('[%d] Send HTTP POST: %s. Response: ' % (time.ticks_ms(), data), end='')
+    addr = socket.getaddrinfo(HOST, PORT)[0][-1]
+    data = bytes(data, 'utf8')
+    s = socket.socket()
+    s.connect(addr)
+    s.send(H_REQUEST)
+    s.send(H_HOST)
+    s.send(H_CONTENT_TYPE)
+    s.send(H_CONTENT_LENGTH % len(data))
+    s.send(H_CONNECTION)
+    s.send(H_NL)
+    s.send(data)
+
+    first_data = s.recv(100)
+    if first_data:
+        line, *_ = first_data.split(b'\r\n')
+        print(line, end='')
+        while data:
+            data = s.recv(100)
+    s.close()
+    print('')
+
+d4_total = 0
+d4_count = 0
+
+d1_total = 0
+d1_count = 0
+
+def update(t):
+    global d4_total, d4_count, d1_total, d1_count
+    d4 = d4_count
+    d1 = d1_count
+    post('stromzaehler3 d4_count=%d,d4_total=%d,d1_count=%d,d1_total=%d' % (
+        d4, d4_total, d1, d1_total))
+    d4_count -= d4
+    d1_count -= d1
+
+timer1 = machine.Timer(-1)
+timer1.init(period=10000, mode=machine.Timer.PERIODIC, callback=update)
+
+def persist(t):
+    write_persistent_int("d4_total.txt", d4_total)
+    write_persistent_int("d1_total.txt", d1_total)
+
+
+# Import
+def cb_d4(p):
+    global d4_total, d4_count
+    v = p.value()
+    if v != 1: # skip rising edge
+        d4_total += 1
+        d4_count += 1
+
+d4 = machine.Pin(2, machine.Pin.IN, pull=machine.Pin.PULL_UP)
+d4.irq(handler=lambda p: mp.schedule(cb_d4, p))
+
+# Export
+def cb_d1(p):
+    global d1_total, d1_count
+    v = p.value()
+    if v != 1: # skip rising edge
+        d1_count += 1
+        d1_total += 1
+
+d1 = machine.Pin(5, machine.Pin.IN)
+d1.irq(handler=lambda p: mp.schedule(cb_d1, p))
+
+# Pumpe
+d3_last_value = 0
+
+def cb_d3(p):
+    global d3_last_value
+    print('[%d] %s = %d' % (time.ticks_ms(), repr(p), p.value()))
+    v = 1 - p.value()
+    if v != d3_last_value:
+        post('stromzaehler3.Pumpe Status=%s' % v)
+        d3_last_value = v
+
+d3 = machine.Pin(0, machine.Pin.IN, pull=machine.Pin.PULL_UP)
+d3.irq(handler=lambda p: mp.schedule(cb_d3, p))
+
+print("main.py finished")
+
diff --git a/stromzähler3/make.sh b/stromzähler3/make.sh
new file mode 100755
index 0000000..a76ff1a
--- /dev/null
+++ b/stromzähler3/make.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+PY_SOURCES="boot.py main.py .config"
+
+. ${0%/*}/../scripts/make.inc.sh
+