TCM8002_08 Datasheet, PDF (16/25 Pages) Texas Instruments – DATA PROCESSOR FOR CELLULAR TELEPHONE

TCM8002
DATA PROCESSOR FOR CELLULAR TELEPHONE
SLWS008C − SEPTEMBER 1994 − REVISED JUNE 1996
PRINCIPLES OF OPERATION
Table 8. Address 03 − Interrupt-Control Word 1
BIT
INTERRUPT ENABLED
(WHEN BIT IS SET)
0 RX data available
1 TX buffer available
2 Arbitration failure
3 TX sequence completed
4 Change of RECC bus/idle status
5 Counter/timer reaches zero state
6 SAT measurement decision changes
Table 9. Address 04 − Interrupt-Control Word 2
BIT
INTERRUPT ENABLED
(WHEN BIT IS SET)
0 TCM8010 interface activity completed
1 FVC dotting detected
2 FVC frame sync achieved
3 Change of FOCC frame-sync status
4 SAT measurement update (every 0.2 seconds)
Table 10. Address 05 − PIO1 Control Word
BIT (0 −7)
0
1
CORRESPONDING TERMINAL FUNCTION
(0 −7)
Input
Output
The eight terminals of the port are configured as inputs by default. The terminals have programmable 10-µA
pullups that can be disabled using bit 4 of control word 2.
address 06 − PIO1 output word
This sets the state of the PIO1 terminals when configured as outputs.
address 07 − PIO2 control word
This selects whether the individual port 2 terminals are configured as inputs or outputs.
address 08 − PIO2 output word
This sets the state of the PIO2 terminals when configured as outputs.
address 09 − PIO3 control word
This selects whether the individual port 3 terminals are configured as inputs or outputs.
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