參數(shù)資料
型號(hào): CMQ82C55AZ96
廠商: INTERSIL CORP
元件分類: 微控制器/微處理器
英文描述: CMOS Programmable Peripheral Interface
中文描述: 24 I/O, PIA-GENERAL PURPOSE, PQFP44
封裝: ROHS COMPLIANT, PLASTIC, MS-022AB, MQFP-44
文件頁(yè)數(shù): 12/24頁(yè)
文件大?。?/td> 502K
代理商: CMQ82C55AZ96
12
FN6140.1
June 28, 2005
NOTE: Any sequence where WR occurs before ACK and STB occurs before RD is permissible. (INTR = IBF
MASK
STB
RD + OBF
MASK
ACK
WR)
FIGURE 13. MODE 2 (BIDIRECTIONAL)
MODE 2 AND MODE 0 (INPUT)
MODE 2 AND MODE 0 (OUTPUT)
FIGURE 14. MODE 2 COMBINATIONS
tWOB
tAOB
tAK
tAD
tKD
tPH
tPS
tSIB
tST
OBF
WR
INTR
ACK
IBF
STB
PERIPHERAL
BUS
RD
tRIB
DATA FROM
PERIPHERAL TO 82C55A
DATA FROM
82C55A TO PERIPHERAL
DATA FROM
82C55A TO CPU
DATA FROM
CPU TO 82C55A
1
D7
1
D6 D5 D4 D3 D2 D1 D0
CONTROL WORD
PC7
8
STBA
PA7-PA0
OBFA
IBFA
PC5
PC2-PC0
3
RD
PC2-PC0
1 = INPUT
0 = OUTPUT
ACKA
PC6
INTRA
PC3
I/O
PC4
PB7-PB0
0
1
1/0
8
WR
1
D7
1
D6 D5 D4 D3 D2 D1 D0
CONTROL WORD
PC7
8
STBA
PA7-PA0
OBFA
IBFA
PC5
PC2-PC0
3
RD
PC2-PC0
1 = INPUT
0 = OUTPUT
ACKA
PC6
INTRA
PC3
I/O
PC4
PB7, PB0
0
0
1/0
8
WR
MS82C55A, MQ82C55A
相關(guān)PDF資料
PDF描述
CMS82C55AZ CMOS Programmable Peripheral Interface
CMS82C55AZ96 CMOS Programmable Peripheral Interface
CMQ82C55AZ CMOS Programmable Peripheral Interface
CMR200T CMR200T
CMR250T CMR250T
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CMR 制造商:CRYDOM 制造商全稱:Crydom Inc., 功能描述:Crydoms CMR Series
CMR01G 功能描述:LED 電路板指示器 HI EFF GREEN DIFF RIGHT ANGLE RoHS:否 制造商:Lumex LED 大小:3 mm 照明顏色:Green 波長(zhǎng):565 nm 光強(qiáng)度:30 mcd 安裝類型:SMD/SMT 顯示角:60 deg 封裝:Reel
CMR01R 功能描述:LED 電路板指示器 HI EFF RED DIFFUSED RIGHT ANGLE RoHS:否 制造商:Lumex LED 大小:3 mm 照明顏色:Green 波長(zhǎng):565 nm 光強(qiáng)度:30 mcd 安裝類型:SMD/SMT 顯示角:60 deg 封裝:Reel
CMR01Y 功能描述:LED 電路板指示器 YELLOW DIFFUSED RIGHT ANGLE RoHS:否 制造商:Lumex LED 大小:3 mm 照明顏色:Green 波長(zhǎng):565 nm 光強(qiáng)度:30 mcd 安裝類型:SMD/SMT 顯示角:60 deg 封裝:Reel
CMR03C100D0CM 制造商:COR 功能描述:DM5X010 CORNELL S8J1B