STE2004SDIE2 STMicroelectronics, STE2004SDIE2 Datasheet - Page 39

• Manufacturer Part Number: STE2004SDIE2
• Description: 102 x 65 single-chip LCD controller/driver
• Manufacturer: STMicroelectronics

STE2004S
It is possible to short circuit SDOUT and SDIN, and read the I
without any additional line.
Figure 41. 3-lines serial bus protocol - one byte transmission
Figure 42. 3-lines serial bus protocol - several byte transmission
Figure 43. 3-lines serial interface protocol in Reading Mode
SDOUT
SCLK
SDIN
CS
SCLK
SDIN
CS
SCLK
SDIN
CS
D/C
SD/C
SD/C
DB7
SD/C
DB7
DB7
DB6
DB6
DB5
MSB
Command Write
DB5
DB4
High-Z
High-Z
DB4
DB3
DB3
DB2
DB2
DB1
DB1
DB0
DB0
D/C
Don't
DB7
DB7
DB7
Care
DB6
Don't
DB6
DB6
Care
DB5
DB5
DB5
Don't
Care
STATUS BYTE
DATA Read
ID-Number
DB4
DB4
DB4
Don't
Care
2
C address or status byte
DB3
DB3
DB3
Don't
Care
DB2
DB2
DB2
Don't
Care
DB1
DB1
DB1
Don't
Care
DB0
DB0
DB0
Don't
Care
LSB
Bus interfaces
D/C
DB7
High-Z
High-Z
LR0073
DB6
LR0075
39/79
LR0074