M35071 Mitsubishi, M35071 Datasheet - Page 26

• Manufacturer Part Number: M35071
• Description: SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
• Manufacturer: Mitsubishi

Note: During external synchronous, stop the external clock input
Fig. 14 Data input sequence
26
(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
(d) After the start state has been attained and the control byte
lower 8 bits before the upper 8 bits. Make input from the MSB
side.
(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.
from the TCK pin while inputting data.
SDA
ACK* (Acknowledge) : Output the acknowledge signal whenever one byte input after the start state.
S
T
A
R
T
S
Control byte
( 7 CH )
A
C
K
M
S
B
Lower address
*
Output the acknowledge signal and recieve the data thereafter when mach the slave
address (7CH).
( N )
L
S
B
A
C
K
M
S
B
Upper address
( N )
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
L
S
B
A
C
K
M
S
B
Lower data
( N )
S
B
L
C
A
K
M
S
B
Upper data
( N )
MITSUBISHI MICROCOMPUTERS
L
S
B
M35071-XXXSP/FP
C
A
K
M
S
B
lower data
( N + 1 )
S
B
L
C
A
K
O
S
T
P
P