IDT 8A3 Series - PWM_DECODER_0.PWM_DECODER_CMD

264©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]