參數(shù)資料
型號: M35047-XXXFP
元件分類: 顯示控制器
英文描述: 24 X 12 CHARACTERS CRT CHAR DSPL CTLR, PDSO20
封裝: 0.300 INCH, PLASTIC, SSOP-20
文件頁數(shù): 26/43頁
文件大?。?/td> 522K
代理商: M35047-XXXFP
MITSUBISHI MICROCOMPUTERS
M35047-XXXSP/FP
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
31
(2) Data input (Sequence)
(a) Addresses are consists of 16 bits.
(b) Data is consists of 16 bits.
(c) Addresses and data are communicated in 8-bit units. Input
the lower 8 bits before the upper 8 bits. Make input from
the MSB side.
(d) After the start state has been attained and the control byte
(7CH) received, the next 16 bits (2 bytes) are for inputting
the address. Addresses are increased in increments for
every 16 bits (2 bytes) of data input thereafter. As a result,
it is not necessary to input the address from the second
data.
Note:During external synchronous , do not stop the external clock
input from the TCK pin while inputting data.
Fig.24 Data input sequence
ACK* (Acknowledge) : Output the acknowledge signal whenever one byte input after the start state.
Output the acknowledge signal and recieve the data thereafter when match the
slave address (7CH).
S
T
A
R
T
S
P
M
S
B
A
C
K
A
C
K
A
C
K
A
C
K
A
C
K
A
C
K
L
S
B
M
S
B
L
S
B
M
S
B
L
S
B
M
S
B
L
S
B
M
S
B
L
S
B
S
T
O
P
Control byte
(7 CH)
Lower address
(N)
Upper address
(N)
Lower data
(N)
Upper data
(N)
lower data
(N + 1)
SDA
*
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