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HT49CV3 Datasheet(PDF) 24 Page - Holtek Semiconductor Inc

Part # HT49CV3
Description  Remote Control Receiver SWIP
PDF  47 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT49CV3 Datasheet(HTML) 24 Page - Holtek Semiconductor Inc

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HT49CV3
Rev. 1.10
24
2005-07-12
♦
从模式操作
1. CKS 随意和 M1、M0=11
2. 选择 CSEN,MLS(和主模式相同)
3. 置位 SBEN
4. 写数据至 SBDR
— 数据存入
TXRX 缓存器
— 等待主时钟信号
(和SCS):CLK
— 转向步骤
5
注:
SIO 内部操作
﹡
CLK(SCS)收到
﹡输出数据至
TXRX 缓存器,SDI 数据移位进入 TXRX 缓存器
﹡数据传送完毕,
TXRX 缓存器中数据锁存入 SBDR)
5. 检查 WCOL;
—
WCOL=1,清零 WCOL,转向步骤 4
—
WCOL=0,转向步骤 6
6. 检查 TDRF 或等待 SBI(串行总线中断)
7. 从 SBDR 读出数据
8. 清零 TDRF
9. 转向步骤 4
M L S
S B D R
( R e c e i v e d D a t a R e g i s t e r )
D 7 D 6 D 5 D 4 D 3 D 2 D 1 D 0
D a t a B u s
M
U
X
M
U
X
S D O B u f f e r
S D O
S D I
S B E N
M
U
X
A N D , S t a r t
S B E N
E N
I n t e r n a l B a u d R a t e C l o c k
C L K
C l o c k P o l a r i t y
M a s t e r
o r
S l a v e
A N D , S t a r t
C 0
C 1
C 2
I n t e r n a l B u s y F l a g
S B E N
W r i t e S B D R
W r i t e S B D R E n a b l e / D i s a b l e
E N
S B E N
M a s t e r o r S l a v e
C S E N
S C S
T D R F
A N D
W r i t e S B D R
W C O L F l a g
A N D , S t a r t
SIO 结构图



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