參數(shù)資料
型號(hào): MC68HC11A8BCFN2
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: HCMOS Single-Chip Microcontroller
中文描述: 8-BIT, MROM, 2 MHz, MICROCONTROLLER, PQCC52
封裝: PLASTIC, LCC-52
文件頁數(shù): 48/158頁
文件大小: 776K
代理商: MC68HC11A8BCFN2
MOTOROLA
5-4
SERIAL COMMUNICATIONS INTERFACE
MC68HC11A8
TECHNICAL DATA
5
Figure 5-3 Examples of Start Bit Sampling Techniques
Figure 5-4 SCI Artificial Start Following a Framing Error
Figure 5-5 SCI Start Bit Following a Break
16X INTERNAL
SAMPLING CLOCK
SCI SAMPLE EX
PERCEIVED
START BIT
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
R
T
2
R
T
3
R
T
4
R
T
5
R
T
6
R
T
7
R
T
8
R
T
IDLE
RxD
0
0
1
0
1
1
1
1
1
1
1
1
1
1
IDLE
RxD
0
0
0
0
0
1
1
1
1
1
1
1
1
1
IDLE
RxD
NOISE
NOISE
START EDGE
VERIFICATION SAMPLES
PERCEIVED
START BIT
SCI FRM ERR EX
START
BIT
RECEIVE
DATA IN
EXPECTED
STOP BIT
ARTIFICIAL
EDGE
DATA
DATA
DATA
SAMPLES
(a) Case 1, Receive Line Low During Artificial Edge
START
BIT
RECEIVE
DATA IN
EXPECTED
STOP BIT
START
EDGE
DATA
DATA
DATA
SAMPLES
(b) Case 2, Receive Line High During Expected Start Edge
SCI FRM ERR EX
START
BIT
RECEIVE
DATA IN
DETECTED AS VALID
START EDGE
BREAK
DATA
SAMPLES
EXPECTED
STOP BIT
START
QUALIFIERS
START EDGE
VERIFICATION
SAMPLES
相關(guān)PDF資料
PDF描述
MC68HC11A8BCFU2 HCMOS Single-Chip Microcontroller
MC68HC11A8BCP2 HCMOS Single-Chip Microcontroller
MC68HC11A8BMP2 HCMOS Single-Chip Microcontroller
MC68HC11A8BVP2 HCMOS Single-Chip Microcontroller
MC68HC11A1CFN2 HCMOS Single-Chip Microcontroller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC68HC11A8BCFU2 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:HCMOS Single-Chip Microcontroller
MC68HC11A8BCP2 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:HCMOS Single-Chip Microcontroller
MC68HC11A8BMP2 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:HCMOS Single-Chip Microcontroller
MC68HC11A8BVP2 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:HCMOS Single-Chip Microcontroller
MC68HC11A8FN 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:8-Bit Microcontrollers