
MB86295S<Coral-LP>
iv
Specification Manual Rev1.1
CONTENTS
1. GENERAL
1
1.1 Preface................................................................................................................................ 1
1.2 Features .............................................................................................................................. 2
1.3 Block Diagram...................................................................................................................... 3
1.4 Functional Overview ............................................................................................................. 4
1.4.1 Host CPU interface ......................................................................................................... 4
1.4.2 External memory interface............................................................................................... 5
1.4.3 Display controller ............................................................................................................ 6
1.4.4 Video capture function .................................................................................................... 8
1.4.5 Geometry processing...................................................................................................... 9
1.4.6 2D Drawing .................................................................................................................. 10
1.4.7 3D Drawing .................................................................................................................. 12
1.4.8 Special effects.............................................................................................................. 13
1.4.9 Others.......................................................................................................................... 15
2. PINS
16
2.1 Signals .............................................................................................................................. 16
2.1.1 Signal lines................................................................................................................... 16
2.2 Pin Assignment .................................................................................................................. 17
2.2.1 Pin assignment diagram................................................................................................ 17
2.2.2 Pin assignment table..................................................................................................... 18
2.3 Pin Function....................................................................................................................... 26
2.3.1 Host CPU interface ....................................................................................................... 26
2.3.2 Video output interface................................................................................................... 28
2.3.3 Video capture interface ................................................................................................. 29
2.3.4 I
2C interface ................................................................................................................. 30
2.3.5 Graphics memory interface............................................................................................ 31
2.3.6 Clock input................................................................................................................... 32
2.3.7 Test pins ...................................................................................................................... 33
2.3.8 Reset sequence............................................................................................................ 33
2.3.9 How to switch internal operating frequency..................................................................... 33
3.
HOST INTERFACE
34
3.1
Standard PCI Slave Accesses ........................................................................................... 34
3.1.1 PCI Slave Write ............................................................................................................ 34
3.1.2 PCI Slave Read............................................................................................................ 34
3.2
Burst Controller Accesses (including PCI Master)................................................................ 34
3.2.1 Transfer Modes............................................................................................................ 35
3.2.2 Burst Controller Control/Status...................................................................................... 36
3.3
FIFO Transfers ................................................................................................................. 37
3.4 GPIO/Serial Interface.......................................................................................................... 37
3.4.1 GPIO ............................................................................................................................ 37
3.4.2 Serial Interface .............................................................................................................. 37
3.5 Interrupt............................................................................................................................. 38
3.5.1 Internal Bus/FIFO timeout .............................................................................................. 38
3.5.2 Address Error Interrupt................................................................................................... 39
3.6 Memory Map....................................................................................................................... 39
4.
I
2C Interface Controller
41
4.1 Features ............................................................................................................................. 41
4.2 Block diagram..................................................................................................................... 42