Z90251 ZILOG [Zilog, Inc.], Z90251 Datasheet - Page 51

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

Table 23 VRAM Structure and Memory Map
Character Code Data Bit[11] ,
Character Color C[2:0]
Row0/Column 0 D[11:8]
Row0/Column 1 through 22 D[11:8]
Row 0/Column 23 D[11:8]
Row1/Column 0 D[11:8]
Row1/Column 1 through 22 D[11:8]
Row 1/Column 23 D[11:8]
Row 2 D[11:8]
Row 3 D[11:8]
Row 4 D[11:8]
Row 5 D[11:8]
FE01h
FE02h
FE17h
FE18h
FE21h
FE22h
FE37h
FE38h
FE41h
FE58h
FE61h
FE78h
FE81h
FE98h
FEA1h
FEB8h
32 KB Television Controller with OSD
Character Code Data Bit[7:0]
Row 0 Attribute(ROW0_ATTR)
Row 0/Column 0 D[7:0]
Row 0/Column 1 through 22 D[7:0]
Row 0/Column 23 D[7:0]
Row 1 Attribute(ROW1_ATTR)
Row 1/Column 0 D[7:0]
Row 1/Column 1 through 22 D[7:0]
Row 1/Column 23 D[7:0]
Row 2 Video RAM buffer
Row 3 Video RAM buffer
Row 4 Video RAM buffer
Row 5 Video RAM buffer
PS001301-0800
FC00h
FC01h
FC02h
FC17h
FC18h
FC20h
FC21h
FC22h
FC37h
FC38h
FC40h
FC41h
FC58h
FC60h
FC61h
FC78h
FC80h
FC81h
FC98h
FCA0h
FCA1h
FCB8h
43