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extmod/ntptime: Factor out ntptime module from esp8266 port.

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The ntptime module was previously only included in the ESP8266 port.  This
commit factors that module out into the extmod directory, makes it support
different epochs, and includes it in the rp2 port.
This commit is contained in:
Ian Davies
2022-07-06 16:22:57 +01:00
committed by Damien George
parent b560b9fe71
commit fbe9417b90
5 changed files with 16 additions and 6 deletions
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1
ports/esp8266/boards/GENERIC_512K/manifest.py
View File

@@ -1,5 +1,4 @@
freeze("$(BOARD_DIR)", "_boot.py", opt=3)
freeze("$(PORT_DIR)/modules", ("apa102.py", "ntptime.py", "port_diag.py"))
freeze("$(MPY_DIR)/drivers/dht", "dht.py")
freeze("$(MPY_DIR)/drivers/onewire")
include("$(MPY_DIR)/extmod/webrepl/manifest.py")

1
ports/esp8266/boards/manifest.py
View File

@@ -1,4 +1,5 @@
freeze("$(PORT_DIR)/modules")
freeze("$(MPY_DIR)/extmod", "ntptime.py")
freeze("$(MPY_DIR)/tools", ("upip.py", "upip_utarfile.py"))
freeze("$(MPY_DIR)/drivers/dht", "dht.py")
freeze("$(MPY_DIR)/drivers/onewire")

39
ports/esp8266/modules/ntptime.py
View File

@@ -1,39 +0,0 @@
try:
import usocket as socket
except:
import socket
try:
import ustruct as struct
except:
import struct
# (date(2000, 1, 1) - date(1900, 1, 1)).days * 24*60*60
NTP_DELTA = 3155673600
# The NTP host can be configured at runtime by doing: ntptime.host = 'myhost.org'
host = "pool.ntp.org"
def time():
NTP_QUERY = bytearray(48)
NTP_QUERY[0] = 0x1B
addr = socket.getaddrinfo(host, 123)[0][-1]
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
try:
s.settimeout(1)
res = s.sendto(NTP_QUERY, addr)
msg = s.recv(48)
finally:
s.close()
val = struct.unpack("!I", msg[40:44])[0]
return val - NTP_DELTA
# There's currently no timezone support in MicroPython, and the RTC is set in UTC time.
def settime():
t = time()
import machine
import utime
tm = utime.gmtime(t)
machine.RTC().datetime((tm[0], tm[1], tm[2], tm[6] + 1, tm[3], tm[4], tm[5], 0))