TCM8002_08 Datasheet, PDF (13/25 Pages) Texas Instruments – DATA PROCESSOR FOR CELLULAR TELEPHONE

TCM8002
DATA PROCESSOR FOR CELLULAR TELEPHONE
SLWS008C − SEPTEMBER 1994 − REVISED JUNE 1996
PRINCIPLES OF OPERATION
write address map
Table 2 shows the write address map. Table 3 through Table 12 explain control words listed in Table 2; the other
addresses are described in subsequent paragraphs.
Table 2. Write Address Map
ADDRESS
(7 BITS) HEX
NAME
FUNCTION
00
Control Word 1
Operational control word
01
Control Word 2
Operational control word
02
Control Word 3
Signal polarity selection
03
Interrupt Control Word 1
Interrupt enables
04
Interrupt Control Word 2
Interrupt enables
05
PIO1 Control Word
PIO1 direction selection
06
PIO1 Output Word
PIO1 values for outputs
07
PIO2 Control Word
PIO2 direction selection
08
PIO2 Output Word
PIO2 values for outputs
09
PIO3 Control Word
PIO3 direction selection
0A
PIO3 Output Word
PIO3 values for outputs
0B
PO4 Control Word
PO4 configuration selection
0C
PO4 Output Word
PO4 values for selected terminals
20
Commence TX
Commence TX command
21
Start Watchdog
Start/restart watchdog
22
Abort TX
Abort TX command
23
Clear TX Buffer
Clear TX buffer command
24
Restart Frame Sync
Restarted frame-sync command
25
Reset
Reset chip command
26
Reset Arbitration
Reset arbitration circuit
40
TX Data Word 0
TX data bits 35 −32
41
TX Data Word 1
TX data bits 31 −24
42
TX Data Word 2
TX data bits 23 −16
43
TX Data Word 3
TX data bits 15 −8
44
TX Data Word 4
TX data bits 7 −0 (LSBs)
48
TCM8010 Interface Word 0 Read/write bit, address and D9 − D6
49
TCM8010 Interface Word 1 TCM8010 data bits D5 − D0
4D
Counter/Timer Coef
Coef and start command
50
SAT Coef
SAT circuit-time constant coefficient
51
DATAREC Coef 1
Acquisition coefficient
52
DATAREC Coef 2
Lock coefficient
53
Control Word 4
Operational control word
57
Mismatch
Frame mismatch coefficient
59
FOCC Dotting
Detect coefficient
5A
FVC Dotting
Detect coefficient
NO. OF
SIGNIFICANT
BITS
8
8
8
7
5
8
8
8
8
4
4
8
8
0
0
0
0
0
0
0
4
8
8
8
8
8
6
8
5
6
6
2
4
4
7
DEFAULT
VALUE
00
00
00
00
00
00
00
00
00
00
00
00
00
—
—
—
—
—
—
—
00
00
00
00
00
00
00
00
20
16
63
00
04
07
29
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