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©2018 Integrated Device Technology, Inc
September 12, 2018
8A3xxxx Family Programming Guide
PWM_DECODER_0.PWM_DECODER_CMD
Enable PWM decoder and signature mode.
TRIGGER: Writing to this byte triggers a read and activation of all the bytes of the PMW_DECODER module.
PWM_DECODER_0.PWM_DECODER_SIGNATURE_1 Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description
RESERVED
N/A
-
This field must not be modified from the read value
FIRST_SYMBOL[6]
R/W
0
The first symbol of the signature.
zero (25 on/75 off duty cycle clock period),
one (75 on/25 off duty cycle clock period)
0 = zero
1 = one
SECOND_SYMBOL[5:4]
R/W
0
The second symbol of the signature.
zero (25 on/75 off duty cycle clock period),
one (75 on/25 off duty cycle clock period),
space (50 on/50 off duty cycle clock period)
0 = zero
1 = one
2 = space
THIRD_SYMBOL[3:2]
R/W
0
The third symbol of the signature.
zero (25 on/75 off duty cycle clock period),
one (75 on/25 off duty cycle clock period),
space (50 on/50 off duty cycle clock period)
0 = zero
1 = one
2 = space
FOURTH_SYMBOL[1:0]
R/W
0
The fourth symbol of the signature.
zero (25 on/75 off duty cycle clock period),
one (75 on/25 off duty cycle clock period),
space (50 on/50 off duty cycle clock period)
0 = zero
1 = one
2 = space
Table 349: PWM_DECODER_0.PWM_DECODER_CMD Bit Field Locations and Descriptions
Offset
Address
(Hex)
PWM_DECODER_0.PWM_DECODER_CMD Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
005h
RESERVED[7:3]
TOD_FRAM
E_ACCESS_
EN[2]
SIGNATURE
_MODE[1]
ENABLE[0]