ra8806 RAIO Technology Inc., ra8806 Datasheet - Page 3

• Manufacturer Part Number: ra8806
• Description: Two Layers Character/graphic Lcd Controller
• Manufacturer: RAIO Technology Inc.

Preliminary Version 1.2
Chapter
1. General Description ......................................................................................6
2. Feature ...........................................................................................................6
3. Block Diagram ...............................................................................................7
4. Pin Definition .................................................................................................8
5. Register Description ...................................................................................11
6. Function Description ..................................................................................27
RAiO
4-1 MPU Interface .............................................................................................................8
4-2 Clock Interface............................................................................................................8
4-3 Peripheral Interface....................................................................................................9
4-4 LCD Driver Interface.................................................................................................10
4-5 Power ........................................................................................................................10
5-1 Register List Table ...................................................................................................11
5-2 Register Description ................................................................................................13
6-1 MPU Interface ...........................................................................................................27
6-2 Driver Interface .........................................................................................................32
6-3 Display Data RAM (DDRAM) ....................................................................................40
6-4 Touch Panel ..............................................................................................................41
6-5 Key-Scan ...................................................................................................................52
6-6 Clock and Reset .......................................................................................................59
6-7 Power ........................................................................................................................61
TECHNOLOGY INC.
6-1-1 MPU Type ................................................................................................................................... 27
6-1-2 Command Write ......................................................................................................................... 30
6-1-3 Memory Write/Read ................................................................................................................... 31
6-1-4 Status Read ................................................................................................................................ 31
6-2-1 Display Resolution .................................................................................................................... 35
6-2-2 Display Window and Active Window....................................................................................... 35
6-2-3 Com/Seg Scan Direction........................................................................................................... 38
6-2-4 Idle Time Counter (ITCR) .......................................................................................................... 38
6-3-1 Display Layer and Display Mode Selection ............................................................................ 40
6-3-2 Access Memory Selection ........................................................................................................ 40
6-4-1 Auto Mode .................................................................................................................................. 43
6-4-2 Manual Mode .............................................................................................................................. 45
6-4-3 Touch Panel Sampling Time Reference Table ....................................................................... 51
6-6-1 OSC Circuit................................................................................................................................. 59
6-6-2 External Clock............................................................................................................................ 59
6-6-3 Reset ........................................................................................................................................... 60
6-7-1 Power Architecture ................................................................................................................... 61
6-7-2 3V Application Circuit ............................................................................................................... 61
6-7-3 5V Application Circuit ............................................................................................................... 62
6-4-2-1
6-4-2-2
Content
External Interrupt Mode .................................................................................................... 45
Polling Mode ..................................................................................................................... 48
3/184
Two Layers Character/Graphic LCD Controller
www.raio.com.tw
RA8806
Page