HD66781 Datasheet, PDF (33/196 Pages) Renesas Technology Corp – 720-channel Source Driver for a-Si TFT/Low Temperature Poly-Si TFT Panels with 262,144-color display RAM

HD66781
Preliminary
Instruction data format
As the following figure shows, the assignment to the 16 instruction bits (IB15-0) varies according to the
interface in use. An instruction must adopt the data format for each interface.
80 system 18-bit interface
DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Instruction bit IB IB IB IB IB IB IB IB
(IB)
15 14 13 12 11 10 9 8
80 system 16-bit interface
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
IB IB IB IB IB IB IB IB
76543210
DB DB DB DB DB DB DB DB
87654321
Instruction bit IB IB IB IB IB IB IB IB
(IB)
15 14 13 12 11 10 9 8
IB IB IB IB IB IB IB IB
76543210
80 system 9-bit interface
1st transmission
2nd transmission
DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB
17 ^{16 15} 14 13 12 11 10 9 17 ^{16 15} 14 13 12 11 10 9
Instruction bit IB IB IB IB IB IB IB IB
(IB)
15 14 13 12 11 10 9 8
IB IB IB IB IB IB IB IB
76543210
80 system 8-bit interface (big endian) / SPI (2 transmisions)
1st transmission
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
2nd transmission
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
Instruction bit _{IB IB IB IB IB IB IB IB}
(IB)
15 14 13 12 11 10 9 8
80 system 8-bit interface (little endian) / (2 transmisions)
2nd transmission
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
IB IB IB IB IB IB IB IB
76543210
1st transmission
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
Instruction bit _{IB IB IB IB IB IB IB IB}
(IB)
15 14 13 12 11 10 9 8
IB IB IB IB IB IB IB IB
76543210
80-system interface instruction data format
Rev.0.5, July.31.2003, page 33 of 196