HD64F36034 datasheet(375/592 Pages) RENESAS

375 / 592 page

Section 15 Controller Area Network for Tiny (TinyCAN)

Rev. 4.00 Mar. 15, 2006 Page 343 of 556

REJ09B0026-0400

Yes

Note: Processing in a shaded box requires setting by software.

TinyCAN is in normal mode

TinyCAN is in halt mode

TinyCAN is during

transmission, reception,

or in bus off state?

LSI standby mode or

TinyCAN module standby

mode

Write 1 to HLTRQ in MCR

(halt mode)

Read RHI in TCIRR0 = 1

Read HALT in GSR = 1

Interrupt occurred

(RHI in TCIRR0 = 1)

LSI standby mode

→ normal operation

Clear all bits in TCIRR1

and TCIRR0

Specify transition to standby

mode or set TCMSC in TCMR

Yes

Falling edge detected

on CAN bus?

11 recessive bits

received continuously?

TinyCAN is in normal mode

and ready for action

Interrupt occurred

(WUPI in TCIRR1 = 1)

Clear WUPI bit in TCIRR1 to 0

Write 0 to HLTRQ in MCR

LSI standby mode

Module standby mode

→ normal operation

TinyCAN is in module

standby mode

Normal operation

→ LSI standby mode

Normal operation

→ module standby mode

Clear MSTTC in TCMR to 0

Write 0 to HLTRQ in MCR

11 recessive bits received

continuously?

Yes

TinyCAN is in normal mode

and ready for action

Figure 15.18 Flowchart for Transition between Active Mode and Standby Mode or

Module Standby Mode

HD64F36034 Datasheet(PDF) 375 Page - Renesas Technology Corp

HD64F36034 Datasheet(HTML) 375 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