CT8022 Datasheet, PDF (119/194 Pages) List of Unclassifed Manufacturers – VOIP/VON G.723.1, G279AB TRUESPEECH CO-PROCESSOR

Version: 1.18
PRELIMINARY/CONFIDENTIAL
TrueSpeech® Co-Processor
Clear FR:
Command (5140H):
0101 0001 0100 0000
(15-0)
Status:
XXXX XXXX XX
FR
(15-6)
(5)
X XXXX
(4-0)
The state of the FR/ pin (before it is cleared) is returned in bit 5. If the FR pin was asserted prior to being cleared,
FR = 0, otherwise FR = 1. The FR/ is active low (when asserted, the pin is low).
Read FR:
Command (5143H):
0101 0001 0100 0011
(15-0)
Status = YYXXH:
YYYY YYYY
(15-8)
GPIO-7 GPIO-6 FRN
(7)
(6)
(5)
X
GPIO-3 GPIO-2 GPIO-1 DATAFLAG
(4)
(3)
(2)
(1)
(0)
The state of the FR/ pin is returned in bit 5. If the FR pin is asserted, FR = 0, otherwise FR = 1. The FR/ is active
low (when asserted, the pin is low). The state of the FR/ pin is not affected by the Read FR command. Refer to
Sections 9.25.3 and 9.25.4 for information on writing and reading the GPIO pins.
CT8022A11AQC FW Revision 0118
DSP GROUP, INC., 3120 SCOTT BOULEVARD
119
SANTA CLARA, CA 95054 PH: 408 986 – 4300 FAX: 408 986 – 4490
All specifications are subject to change without prior notice.