import re
import sigrokdecode as srd
+from srdhelper import bcd2int
days_of_week = (
'Sunday', 'Monday', 'Tuesday', 'Wednesday',
l += [('bit-' + re.sub('\/| ', '-', b).lower(), b + ' bit') for b in bits]
return tuple(l)
-# Return the specified BCD number (max. 8 bits) as integer.
-def bcd2int(b):
- return (b & 0x0f) + ((b >> 4) * 10)
-
class Decoder(srd.Decoder):
api_version = 2
id = 'ds1307'
d = '%s, %02d.%02d.%4d %02d:%02d:%02d' % (
days_of_week[self.days - 1], self.date, self.months,
self.years, self.hours, self.minutes, self.seconds)
- self.put(self.block_start_sample, self.es, self.out_ann,
+ self.put(self.ss_block, self.es, self.out_ann,
[cls, ['%s date/time: %s' % (rw, d)]])
def handle_reg(self, b):
def is_correct_chip(self, addr):
if addr == DS1307_I2C_ADDRESS:
return True
- self.put(self.block_start_sample, self.es, self.out_ann,
+ self.put(self.ss_block, self.es, self.out_ann,
[28, ['Ignoring non-DS1307 data (slave 0x%02X)' % addr]])
return False
if cmd != 'START':
return
self.state = 'GET SLAVE ADDR'
- self.block_start_sample = ss
+ self.ss_block = ss
elif self.state == 'GET SLAVE ADDR':
# Wait for an address write operation.
if cmd != 'ADDRESS WRITE':