Motorola 68P02958C00-B User Manual

Page 339

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Software Diagnostics Output

C-47

7. MTE signal on events that took place.

8. Whether FSK, DPSK or FSK.

9. Defines the functionality of port B in 68.

10. Determines whether the pin is for input or output.

11. Defines the value of the pin (previous parameter).

12. Number of empty Rx descriptors.

13. Number of busy Rx descriptors.

14. Number of busy Tx descriptors.

15. Number of empty Tx descriptors.

## 341

Rs232 hardware control and status :-
Internal software data (key)

(DATA)

: %% 1

Internal hardware registers

(IREG)

: %% 2

Internal hardware parameters

(IRAM)

: %% 3

Scc configuration register

(SCON)

: %% 4

Scc mode register

(SCM)

: %% 5

Scc data sync. register

(DSR)

: %% 6

Scc event register

(SCCE)

: %% 7

Scc mask register

(SCCM)

: %% 8

Scc status register

(SCCS)

: %% 9

Channel control register

(PBCNT) : %% 10

Channel direction register

(PRDDR) : %% 11

Channel data register

(PBDAT) : %% 12

1. Device-key address.

2. H-W registers address.

3. H-W parameters address.

4. Determines the clock direction (Rx or Tx) and the baud rate

5. Determines the work mode — HDLC or UART.

6. Determines the HDLC flags.

7. The events that generate the interrupt.

8. Mask to block the interrupt.

9. The CM (Channel Monitor) and TD (Tone Detect) statuses.

10. Defines the functionality of port B in 68.

11. Determines whether the pin is for input or output.

12. Defines the value of the pin (previous parameter).

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