7630 datasheet(215/238 Pages) RENESAS

215 / 238 page

7630 Group User’s Manual

3-44

$33(1',;

3.5 List of registers

Fig. 3.5.45 Structure of CAN acceptance mask register 4 (CAM4)

Fig. 3.5.46 Structure of CAN receive control register (CREC)

CAN acceptance mask register 4

b7 b6 b5 b4 b3 b2 b1 b0

CAN acceptance mask register 4 (CAM4) [Address: 003C16]

Name

Function

At reset

Note 1: Writing to this register is enabled in configuration mode only (refer to section 2.4.4).

These bits must be set to "0".

Extended identifier mask bit 0

Extended identifier mask bit 1

Extended identifier mask bit 2

0: Mask identifier bit (don’t care)

Extended identifier mask bit 3

1: Compare identifier bit

These bits mask the corresponding bits

of the acceptance code register 4, Figure

3.5.40 from the acceptance filtering.

Extended identifier mask bit 4

Extended identifier mask bit 5

CAN receive control register

b7 b6 b5 b4 b3 b2 b1 b0

CAN receive control register (CREC) [Address: 003D16]

Name

Function1

Note 1: R0/R1 denote read access, W0/W1 denote write access.

At reset

Receive buffer control bit

R0: Receive buffer empty (undefined)

R1: Receive buffer full

W0: Release (clear) receive buffer

W1: No operation

Receive status bit

0: CAN module idle or transmitting

1: CAN module receiving

Reserved

When these bits are read out, the values

are "0". Don’t write to "1".

Auto-receive disable bit2

0: Auto-receive enabled

1: Auto-receive disabled

Reserved

When these bits are read out, the values

are "0". Don’t write to "1"

Note 2: Suppresses reception of self-initiated/transmitted frames; for details see section 2.4.8, (5).

7630 Datasheet(PDF) 215 Page - Renesas Technology Corp

7630 Datasheet(HTML) 215 Page - Renesas Technology Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL