H8SXSLASH1663 datasheet(668/1158 Pages) RENESAS

部件名	H8SX/1663

功能描述	Renesas 32-Bit CISC Microcomputer H8SX Family / H8SX/1600 Series

PDF	1158 Pages

Scroll/Zoom	100%

制造商	RENESAS [Renesas Technology Corp]

网页	http://www.renesas.com

标志

668 / 1158 page

Section 12 8-Bit Timers (TMR)

Rev.1.00 Jun. 07, 2006 Page 616 of 1102

REJ09B0294-0100

12.3.5

Timer Counter Control Register (TCCR)

TCCR selects the TCNT internal clock source and controls external reset input.



TMRIS

R/W



ICKS1

R/W

ICKS0

R/W

Bit

Bit Name

Initial Value

R/W

Bit

Bit Name

Initial

Value

R/W

Description

7 to 4



All 0

Reserved

These bits are always read as 0. It should not be set to 0.

TMRIS

R/W

Timer Reset Input Select*

Selects an external reset input when the CCLR1 and

CCLR0 bits in TCR are B'11.

0: Cleared at rising edge of the external reset

1: Cleared when the external reset is high



Reserved

This bit is always read as 0. It should not be set to 0.

ICKS1

ICKS0

R/W

Internal Clock Select 1 and 0

These bits in combination with bits CKS2 to CKS0 in TCR

select the internal clock. See table 12.2.

Note:

Available only in unit 0 and unit 1. The write value should always be 0 in unit 2 and unit

H8SX/1663 数据表(PDF) 668 Page - Renesas Technology Corp

H8SX/1663 数据表(HTML) 668 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

数据表下载