參數(shù)資料
型號(hào)： 7643
英文描述： IrDA. protocol handler plus endec for DCE Apps, -40C to +85C, 18-SOIC 300mil, TUBE
中文描述： 7643Group數(shù)據(jù)表數(shù)據(jù)表1369K/JUL.30.03
文件頁數(shù)： 11/120頁
文件大?。?/td> 1369K
代理商： 7643
Rev.1.00 Jul 30, 2003 page 11 of 119
7643 Group
[CPU Mode Registers A, B (CPUMA, CPUMB)] 0000
16
, 0001
16
The CPU mode register contains the stack page select bit and the
CPU operating mode select bit and so on.
The CPU mode registers are allocated at address 0000
16
, 0001
16
.
Fig. 8 Structure of CPU mode register
■
Notes
Do not use the microprocessor mode in the flash memory version.
CPU mode register B (address 0001
16
)
CPMB
Reserved bit (“0” at read/write)
Fix to “1”.
b0
b7
1 0
Slow memory wait select bits
b1b0
0 0: No wait
0 1: One-time wait
1 0: Two-time wait
1 1: Three-time wait
Slow memory wait mode select bits
b3b2
0 0: Software wait
0 1: Not available
1 0: RDY wait
1 1: Software wait plus RDY input anytime wait
Expanded data memory access bit
0: EDMA output disabled
1: EDMA output enabled
HOLD function enable bit
0: HOLD function disabled
1: HOLD function enabled
CPU mode register A (address 0000
16
)
CPMA
Processor mode bits
b1b0
0 0: Single-chip mode
0 1: Memory expansion mode
1 0: Microprocessor mode (
Note 1
)
1 1: Not available
Stack page select bit
0: Page 0
1: Page 1
Fix to “1”.
Sub-clock (X
CIN
-X
COUT
) control bit
0: Stopped
1: Oscillating
Main clock (X
IN
-X
OUT
) control bit
0: Oscillating
1: Stopped
Internal system clock select bit (
Note 2
)
0: External clock (X
IN
-X
OUT
or X
CIN
-X
COUT
)
1: f
SYN
External
clock select bit
0: X
IN
-X
OUT
1: X
CIN
-X
COUT
b0
b7
1
Notes 1:
This is not available in the flash memory version.
2:
When (CPMA 6, 7) = (0, 0), the internal system clock can be selected between f(X
IN
) or f(X
IN
)/2 by CCR7.
The internal clock
φ
is the internal system clock divided by 2.
相關(guān)PDF資料
PDF描述
765-11-(SERIES) Analog IC
765-11-20K Analog IC
765-11-25A Analog IC
765-11E 8 BIT INPUT/OUTPUT EXPANDER, I2C INTERFACE, -40C to +125C, 20-QFN, TUBE
765-11R 8-bit I/O Expander with I2C Interface., -40C to +125C, 18-SOIC 300mil, TUBE
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
764-3"x36yd-Red 功能描述:膠帶 764 RED 3X36 YD BULK RoHS:否 制造商:3M Electronic Specialty 產(chǎn)品:Tapes 類型:Shielding 描述/功能:EMI/RFI Foil Shielding Tape 顏色: 材料:Copper Foil 寬度:1 in x 18 yds
764-3"x36yd-White 功能描述:膠帶 WHITE 3X36YD BULK RoHS:否 制造商:3M Electronic Specialty 產(chǎn)品:Tapes 類型:Shielding 描述/功能:EMI/RFI Foil Shielding Tape 顏色: 材料:Copper Foil 寬度:1 in x 18 yds
764-3"x36yd-Yellow 功能描述:膠帶 764 YELLOW 3X36 YD BULK RoHS:否 制造商:3M Electronic Specialty 產(chǎn)品:Tapes 類型:Shielding 描述/功能:EMI/RFI Foil Shielding Tape 顏色: 材料:Copper Foil 寬度:1 in x 18 yds
7643_06 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:8-BIT SINGLE-CHIP MICROCOMPUTER
76430 制造商:Brady Corporation 功能描述:TAPE, BARRICADE, BLACK/PHOSPHORESCENT, 2INX5YD; Tape Type:Safety, Hazard Warning; Tape Backing Material:Polyester Film; Tape Width - Metric:50.8mm; Tape Width - Imperial:2"; Tape Length - Metric:4.572m; Tape Length - Imperial:5yard ;RoHS Compliant: NA
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號(hào)，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購

我的聯(lián)系方式

*
*
*