參數(shù)資料
型號: DTMFDECODER-RD
廠商: Silicon Laboratories Inc
文件頁數(shù): 49/178頁
文件大?。?/td> 0K
描述: KIT REF DESIGN DTMF DECODER
應用說明: DTMF Decoder Ref Design AppNote
標準包裝: 1
主要目的: 電信,DTMF 解碼器
嵌入式:
已用 IC / 零件: C8051F300
主要屬性: 8kHz 采樣速率模數(shù)轉換器
次要屬性: 16 個 Goertzel 濾波器
已供物品: 板,軟件
產(chǎn)品目錄頁面: 627 (CN2011-ZH PDF)
相關產(chǎn)品: 336-1535-5-ND - IC 8051 MCU 8K FLASH 14-SOIC
C8051F300-GMR-ND - IC 8051 MCU 8K FLASH 11QFN
336-1245-ND - IC 8051 MCU 8K FLASH 11QFN
其它名稱: 336-1283
Table 14.6. Timer Settings for Standard Baud Rates Using an External 3.6864 MHZ
Oscillator
Frequency: 3.6864 MHz
SYSCLK
from
Exter
n
al
Osc.
230400
0.00%
16
SYSCLK
XX2
1
0xF8
115200
0.00%
32
SYSCLK
XX2
1
0xF0
57600
0.00%
64
SYSCLK
XX2
1
0xE0
28800
0.00%
128
SYSCLK
XX2
1
0xC0
14400
0.00%
256
SYSCLK
XX2
1
0x80
9600
0.00%
384
SYSCLK
XX2
1
0x40
2400
0.00%
1536
SYSCLK / 12
00
0
0xC0
1200
0.00%
3072
SYSCLK / 12
00
0
0x80
S
YSCLK
from
Internal
Osc.
230400
0.00%
16
EXTCLK / 8
11
0
0xFF
115200
0.00%
32
EXTCLK / 8
11
0
0xFE
57600
0.00%
64
EXTCLK / 8
11
0
0xFC
28800
0.00%
128
EXTCLK / 8
11
0
0xF8
14400
0.00%
256
EXTCLK / 8
11
0
0xF0
9600
0.00%
384
EXTCLK / 8
11
0
0xE8
Notes:
1.
SCA1–SCA0 and T1M bit definitions can be found in Section 15.1.
2.
X = Don’t care
C8051F300/1/2/3/4/5
142
Rev. 2.9
Target
Baud Rate
(bps)
Baud Rate
% Error
Oscillator
Divide
Factor
Timer Clock
Source
SCA1–SCA0
(pre-scale
select)1
T1M1
Timer 1
Reload
Value (hex)
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