參數(shù)資料
型號(hào): MC16V1CPU20B1
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 20.97 MHz, MICROCONTROLLER, PQFP100
封裝: TQFP-100
文件頁數(shù): 61/128頁
文件大?。?/td> 571K
代理商: MC16V1CPU20B1
MOTOROLA
MC68HC16V1
38
MC68HC16V1TS/D
Figure 10 Address/Data Bus Demultiplexing
3.5.8 Read/Write
The read/write (R/W) signal determines the direction of the transfer during a bus cycle. This signal
changes state, when required, at the beginning of a bus cycle, and is valid while AS is asserted. R/W
only transitions when a write cycle is preceded by a read cycle or vice versa. The signal can remain low
for two consecutive write cycles.
3.5.9 Alternate Read and Write Strobes
When the RWEN bit in the chip-select control register (CSCR) is set to one, the DS and R/W pins be-
come RD and WR respectively. RD and WR are alternate read and write strobe signals that can be used
to simplify the interface to some memory and peripheral devices. Figure 11 shows a typical circuit used
to generate RD and WR.
D0
D1
D2
D3
D4
D5
D6
D7
LE
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
OE
D0
D1
D2
D3
D4
D5
D6
D7
LE
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
OE
ADDR15
ADDR14
ADDR13
ADDR12
ADDR11
ADDR10
ADDR9
ADDR8
ADDR7
ADDR8
ADDR6
ADDR5
ADDR4
ADDR3
ADDR2
ADDR1
ADDR0
DATA15
DATA14
DATA13
DATA12
DATA11
DATA10
DATA9
DATA8
DATA7
DATA6
DATA5
DATA4
DATA3
DATA2
DATA1
DATA0
ADDR/DATA15
ADDR/DATA14
ADDR/DATA13
ADDR/DATA12
ADDR/DATA11
ADDR/DATA10
ADDR/DATA9
ADDR/DATA8
ALE
ADDR/DATA7
ADDR/DATA6
ADDR/DATA5
ADDR/DATA4
ADDR/DATA3
ADDR/DATA2
ADDR/DATA1
ADDR/DATA0
MC74HC373
SLIM DEMUX
相關(guān)PDF資料
PDF描述
MC2670L DOT MAT LCD DRVR AND DSPL CTLR, CDIP28
MC2670P DOT MAT LCD DRVR AND DSPL CTLR, PDIP28
MC2671AS 1 CHANNEL(S), SERIAL COMM CONTROLLER, CDIP40
MC2671AL 1 CHANNEL(S), SERIAL COMM CONTROLLER, CDIP40
MC2675B5S SPECIALTY MICROPROCESSOR CIRCUIT, CDIP40
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC16XSD200FK 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:Dual 16 mOhm High Side Switch
MC16Z1CFC25B1 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC16Z1CPV20B1 制造商:Rochester Electronics LLC 功能描述:16 BIT MCU, 1K RAM - Bulk
MC16Z3BCAG16 功能描述:16位微控制器 - MCU 16BIT MCU 4KRAM 8KROM RoHS:否 制造商:Texas Instruments 核心:RISC 處理器系列:MSP430FR572x 數(shù)據(jù)總線寬度:16 bit 最大時(shí)鐘頻率:24 MHz 程序存儲(chǔ)器大小:8 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:VQFN-40 安裝風(fēng)格:SMD/SMT
MC-17 功能描述:TERM BARRIER 17CIRC DUAL ROW RoHS:是 類別:連接器,互連式 >> 接線座 - 隔板塊 系列:M 標(biāo)準(zhǔn)包裝:10 系列:Beau™ 38780 端接塊類型:阻隔塊 電路數(shù):15 導(dǎo)線入口數(shù)目:30 間距:0.438"(11.12mm) 行數(shù):2 電流:15A 電壓:300V 線規(guī):14-22 AWG 頂部端子:螺釘 底部端子:焊片 阻擋層類型:雙壁(雙) 特點(diǎn):法蘭 顏色:黑 包裝:散裝 安裝類型:通孔 工作溫度:- 材料 - 絕緣體:聚對(duì)苯二甲酸丁二酯(PBT),玻璃纖維增強(qiáng)型 材料可燃性額定值:UL94 V-0 其它名稱:038780-111538780-1115387801115