# TODO: Other I²C functions: general call / reset address, device ID address.
-def logic_channels(num_channels, samplerate):
+def logic_channels(num_channels):
l = []
for i in range(num_channels):
l.append(tuple(['p%d' % i, 'P%d' % i]))
def reset(self):
self.state = 'IDLE'
- self.ss_logic = -1
self.last_write = 0xFF # Chip port default state is high.
+ self.last_write_es = 0
def start(self):
self.out_ann = self.register(srd.OUTPUT_ANN)
self.out_logic = self.register(srd.OUTPUT_LOGIC)
+ def flush(self):
+ self.put_logic_states()
+
def putx(self, data):
self.put(self.ss, self.es, self.out_ann, data)
- def putl(self, data):
- self.put(self.ss_logic, self.ss_logic, self.out_logic, data)
+ def put_logic_states(self):
+ if (self.es > self.last_write_es):
+ data = bytes([self.last_write])
+ self.put(self.last_write_es, self.es, self.out_logic, [0, data])
+ self.last_write_es = self.es
def handle_io(self, b):
if self.state == 'READ DATA':
'(%02X) are different' % self.last_write]])
else:
operation = ['Outputs set', 'W']
+ self.put_logic_states()
self.last_write = b
+
self.putx([1, [operation[0] + ': %02X' % b,
operation[1] + ': %02X' % b]])
- self.ss_logic = self.ss
- for i in range(NUM_OUTPUT_CHANNELS):
- bit = (b & (1 << i)) != 0
- self.putl([i, bytes([bit])])
def check_correct_chip(self, addr):
if addr != 0x25: