Z90251 ZILOG [Zilog, Inc.], Z90251 Datasheet - Page 7

• Manufacturer Part Number: Z90251
• Description: eZVision 200 Television Controllers with OSD
• Manufacturer: ZILOG [Zilog, Inc.]

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Z90255 Production Device Pin Assignment ............................................... 6
Single-Purpose Pin Descriptions ................................................................ 7
Multiplexed Pin Descriptions....................................................................... 8
Register File Map...................................................................................... 13
Watch-Dog Timer Mode Register 0Fh: Bank F ......................................... 15
Stop Mode Recovery (SMR) Register 0Bh: Bank F (SMR) ...................... 19
Stop Mode Recovery Source .................................................................... 20
OSD Control Register 00h:Bank A (OSD_CNTL)..................................... 22
Vertical Position Register 01h:Bank A (VERT_POS) ............................... 24
Horizontal Position Register 02h:Bank A (HOR_POS) ............................. 25
Second Color Control Register 07h:Bank A (SNDCLR_CNTRL) ............. 26
Second Color Register 08h:Bank A (SNDCLR)........................................ 26
Mesh Column Start Register 04h: Bank F (MC_St) .................................. 29
Mesh Column End Register 05h: Bank F (MC_End) ................................ 30
Mesh Row Enable Register 06h: Bank F (MR_En) .................................. 30
Mesh Control Register 07h: Bank F (MC_Reg) ........................................ 31
BGR Mesh Colors ..................................................................................... 33
Fade Position Register 1 05h: Bank A (FADE_POS1) ............................. 35
Fade Position Register 2 06h: Bank A (FADE_POS2) ............................. 35
Row Space Register 04h: BankA (ROW_SPACE) ................................... 36
RGB Colors ............................................................................................... 40
Display Attribute Register 03h: Bank A (DISP_ATTR) ............................. 41
VRAM Structure and Memory Map ........................................................... 43
Color Palette Selection Bits ...................................................................... 45
Color Index Register 09h: Bank C (CLR_IDX).......................................... 45
Color Palette 0 Register 09h: Bank A (CLR_P0) ...................................... 46
Color Palette 1 Register 0Ah: Bank A (CLR_P1) ...................................... 46
Color Palette 2 Register 0Bh: Bank A (CLR_P2) ...................................... 47
Color Palette 3 Register 0Ch: Bank A (CLR_P3) ..................................... 47
Color Palette 4 Register 0Dh: Bank A (CLR_P4) ..................................... 47
Color Palette 5 Register 0Eh: Bank A (CLR_P5) ...................................... 48
Color Palette 6 Register 0Fh: Bank A (CLR_P6) ...................................... 48
Row Attribute Register (ROW_ATTR) ...................................................... 49
HV Interrupt Status Register 07h: Bank C (INT_ST) ................................ 50
Master I2C Control Register 0Ch: Bank C (I2C_CNTL) ........................... 54
Master I2C Command Register 0Bh: Bank C (I2C_CMD) ........................ 55
32 KB Television Controller with OSD
PS001301-0800
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