參數(shù)資料
型號: MC68HC11K4VFU4
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: Technical Summary 8-Bit Microcontroller
中文描述: 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PQFP80
封裝: QFP-80
文件頁數(shù): 33/80頁
文件大小: 420K
代理商: MC68HC11K4VFU4
M68HC11 K Series
MC68HC11KTS/D
MOTOROLA
33
IOCSA —I/O Chip Select Address Valid
0 = Valid during E-clock high time
1 = Valid during address valid time
IOSZ —I/O Chip Select Size Select
0 = $1000–$1FFF (4 Kbyte)
1 = $0000–$1FFF (8 Kbyte)
GCSPR —General-Purpose Chip Select Priority
0 = Program chip select has priority over general-purpose chip selects
1 = General-purpose chip selects have priority over program chip select
PCSEN —Program Chip Select Enable
0 = CSPROG disabled
1 = CSPROG enabled
PCSZA, PCSZB —Program Chip Select Size (A or B)
IOSA, IOSB —CSIO Stretch Select
GP1SA, GP1SB —CSGP1 Stretch Select
GP2SA, GP2SB —CSGP2 Stretch Select
PCSA, PCSB —CSPROG Stretch Select
G1A[18:11] —General-Purpose Chip Select 1 Address
Selects the starting address of general-purpose chip select 1 range. Refer to the G1SZA–G1SZD table.
PCSZA
0
0
1
1
PCSZB
0
1
0
1
Size (Bytes)
64 K
32 K
16 K
8 K
Address Range
$0000–$FFFF
$8000–$FFFF
$C000–$FFFF
$E000–$FFFF
CSCSTR
—Chip Select Clock Stretch
$005A
Bit 7
6
5
4
3
2
1
Bit 0
IOSA
IOSB
GP1SA
GP1SB
GP2SA
GP2SB
PCSA PCSB
RESET:
0
0
0
0
0
0
0
1
Normal Modes
0
0
0
0
0
0
0
0
Special Modes
Bit [A:B]
0 0
0 1
1 0
1 1
Clock Stretch
None
1 Cycle
2 Cycles
3 Cycles
GPCS1A
—General-Purpose Chip Select 1 Address
$005C
Bit 7
6
5
4
3
2
1
Bit 0
G1A18
G1A17
G1A16
G1A15
G1A14
G1A13
G1A12
G1A11
RESET:
0
0
0
0
0
0
0
0
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