TSS461C datasheet(32/57 Pages) ATMEL

номер детали	TSS461C

подробное описание детали	VAN Data Link Controller

PDF	57 Pages

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производитель	ATMEL [ATMEL Corporation]

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TSS461C

4193G–AUTO–12/04

FV: Frame Violation

FV indicates a physical violation or collision on ACK field of the frame when the TSS463

is consumed.

One: FV active

Zero: FV inactive

Figure 18. FV Status Bit

Interrupt Status Register

(0x09)

•

Read only register.

•

Default value after reset: 0

×80

RST: Reset interrupt

RE indicates that the circuit has detected a valid reset command via the RESET pin or

the reset command bit GRES. This interrupt cannot be disabled, since its enable bit is

set when a reset is detected.

TE: Transmit Error Status Flag

(or Exceeded Retry)

This flag is set only when the Max number of transmission (1 + MR [3:0]) is reached with

error of transmission.

Figure 19. Exceeded Retry with MR[3.0] = 3

FV = 0

FV = 1

FV = 0

FV = 1

EOD Field

ACK Field

EOD Field

ACK Field

Expected

Received

Expected

Received

DLC: Consumer

7654321

RST

TOK

ROK

RNOK

1st TX

2nd TX

3rd TX

set TE

set CHER

set CHTx

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