}
ANN_REG = 0
+ANN_WARN = 1
class Decoder(srd.Decoder):
- api_version = 2
+ api_version = 3
id = 'adf435x'
name = 'ADF435x'
longname = 'Analog Devices ADF4350/1'
desc = 'Wideband synthesizer with integrated VCO.'
license = 'gplv3+'
inputs = ['spi']
- outputs = ['adf435x']
+ outputs = []
+ tags = ['Clock/timing', 'IC', 'Wireless/RF']
annotations = (
# Sent from the host to the chip.
- ('register', 'Register written to the device'),
+ ('write', 'Register write'),
+ ('warning', "Warnings"),
)
annotation_rows = (
- ('registers', 'Register writes', (ANN_REG,)),
+ ('writes', 'Register writes', (ANN_REG,)),
+ ('warnings', 'Warnings', (ANN_WARN,)),
)
def __init__(self):
+ self.reset()
+
+ def reset(self):
self.bits = []
def start(self):
return val
def decode(self, ss, es, data):
+ ptype, _, _ = data
- ptype, data1, data2 = data
+ if ptype == 'TRANSFER':
+ if len(self.bits) == 32:
+ reg_value, reg_pos = self.decode_bits(0, 3)
+ self.put(reg_pos[0], reg_pos[1], self.out_ann, [ANN_REG,
+ ['Register: %d' % reg_value, 'Reg: %d' % reg_value,
+ '[%d]' % reg_value]])
+ if reg_value < len(regs):
+ field_descs = regs[reg_value]
+ for field_desc in field_descs:
+ field = self.decode_field(*field_desc)
+ else:
+ error = "Frame error: Wrong number of bits: got %d expected 32" % len(self.bits)
+ self.put(ss, es, self.out_ann, [ANN_WARN, [error, 'Frame error']])
+ self.bits = []
- if ptype == 'CS-CHANGE':
- if data1 == 1:
- if len(self.bits) == 32:
- reg_value, reg_pos = self.decode_bits(0, 3)
- self.put(reg_pos[0], reg_pos[1], self.out_ann, [ANN_REG,
- ['Register: %d' % reg_value, 'Reg: %d' % reg_value,
- '[%d]' % reg_value]])
- if reg_value < len(regs):
- field_descs = regs[reg_value]
- for field_desc in field_descs:
- field = self.decode_field(*field_desc)
- self.bits = []
if ptype == 'BITS':
- self.bits = data1 + self.bits
+ _, mosi_bits, miso_bits = data
+ self.bits = mosi_bits + self.bits