hd66789 Renesas Electronics Corporation., hd66789 Datasheet - Page 73

• Manufacturer Part Number: hd66789
• Description: 528-channel, One-chip Driver For Amorphous Tft Panels With 262,144-color Display Ram, Power Supply Circuit, And Gate Circuit
• Manufacturer: Renesas Electronics Corporation.

HD66789
System Interface
The following shows the kinds of system interfaces and the IM pins setting for selecting an interface. The
instruction setting and RAM access are made through a system interface.
IM bits setting and the type of system interface
IM3
0
0
0
0
0
0
1
1
1
1
1
Rev.0.12, May 09 2003, page 73 of 156
IM2
0
0
0
0
1
1
0
0
0
0
1
IM1
0
0
1
1
0
1
0
0
1
1
*
IM0
0
1
0
1
*
*
0
1
0
1
*
MPU-Interface Mode
Setting disabled
Setting disabled
80-system 16-bit interface
80-system 8-bit interface
Serial peripheral interface (SPI)
Setting disabled
Setting disabled
Setting disabled
80-system 18-bit interface
80-system 9-bit interface
Setting disabled
DB Pin
DB17 to 10 and 8-to-1
DB17 to 10
SDI, SDO
DB17 to 0
DB17 to 9
Preliminary