Rainbow-electronics ATmega64C1 Manuel d'utilisateur télécharger pdf (Page 193)

193

7647A–AVR–02/08

ATmega32/64/M1/C1

16.10.13 CAN TTC Timer Registers - CANTTCL and CANTTCH

• Bits 15:0 - TIMTTC15:0: TTC Timer Count

CAN TTC timer counter range 0 to 65,535.

16.10.14 CAN Transmit Error Counter Register - CANTEC

• Bit 7:0 – TEC7:0: Transmit Error Count

CAN transmit error counter range 0 to 255.

16.10.15 CAN Receive Error Counter Register - CANREC

• Bit 7:0 – REC7:0: Receive Error Count

CAN receive error counter range 0 to 255.

16.10.16 CAN Highest Priority MOb Register - CANHPMOB

• Bit 7:4 – HPMOB3:0: Highest Priority MOb Number

MOb having the highest priority in CANSIT registers.

If CANSIT = 0 (no MOb), the return value is 0xF.

Note: Do not confuse “MOb priority” and “Message ID priority”- See “Message Objects” on page 176.

• Bit 3:0 – CGP3:0: CAN General Purpose Bits

These bits can be pre-programmed to match with the wanted configuration of the CANPAGE

and INDX2:0 setting).

16.10.17 CAN Page MOb Register - CANPAGE

Bit 76543210

TIMTTC7 TIMTTC6 TIMTTC5 TIMTTC4 TIMTTC3 TIMTTC2 TIMTTC1 TIMTTC0 CANTTCL

TIMTTC15 TIMTTC14 TIMTTC13 TIMTTC12 TIMTTC11 TIMTTC10 TIMTTC9 TIMTTC8 CANTTCH

Bit 15141312111098

Read/WriteRRRRRRRR

Initial Value 0 0 0 0 0 0 0 0

Bit 76543210

TEC7 TEC6 TEC5 TEC4 TEC3 TEC2 TEC1 TEC0 CANTEC

Read/Write R R R R R R R R

Initial Value00000000

Bit 76543210

REC7 REC6 REC5 REC4 REC3 REC2 REC1 REC0 CANREC

Read/Write R R R R R R R R

Initial Value00000000

Bit 76543210

HPMOB3 HPMOB2 HPMOB1 HPMOB0 CGP3 CGP

2CGP1CGP0 CANHPMOB

Read/Write R R R R R/W R/W R/W R/W

Initial Value 1 1 1 1 0 0 0 0

Bit 76543210

MOBNB3 MOBNB2 MOBNB1 MOBNB0 AINC

INDX2 INDX1 INDX0 CANPAGE

Read/Write R/W R/W R/W R/W R/W R/W R/W R/W

Initial Value00000000

1 2 ... 188 189 190 191 192 193 194 195 196 197 198 ... 365 366

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Rainbow-electronics ATmega64C1 Manuel d'utilisateur Page 193

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