Z90251 ZILOG [Zilog, Inc.], Z90251 Datasheet - Page 20

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

Working Register
Group Pointer
x = undefined
%00
%F0
%FF
%7F
%0F
D7 D6 D5 D4 D3 D2 D1 D0
Z8 Register File
Figure 5
Register Pointer
Reserved Expanded
Register
Register File Map
Expanded Register
Bank Pointer
(7)
(6)
(5)
(4)
(C)
(B)
(A)
32 KB Television Controller with OSD
Expanded
Register
Register
Register
%FF
%FE
%FD
%FC
%FB
%FA
%F9
%F8
%F7
%F6
%F5
%F4
%F3
%F2
%F1
%F0
%(F)0F WDTMR
%(F)0E Reserved
%(F)0D Reserved
%(F)0C Reserved
%(F)0B SMR
%(F)0A Reserved
%(F)09 PWM6H
%(F)08 PWM6L
%(F)07 MC_Reg
%(F)06 MR_En
%(F)05 MC_End
%(F)04 MC_St
%(F)03 PRT6_DTA
%(F)02 PRT6_DRT
%(F)01 4ADC_DTA
%(F)00 PCON
%(0)03 Reserved
%(0)02 P2
%(0)01 Reserved
%(0)00 Reserved
IPR
P01M
P2CNTL
P2M
PRE0
T0
PRE1
T1
TMR
Reserved
SPL
SPH
IMR
IRQ
RP
FLAGS
Reset Condition
Reset Condition
D7 D6 D5 D4 D3 D2 D1 D0
x
x
0
x
0
0
x
1
0
1
x
x
x
x
0
x
0
0
0
x
x
1
1
0
1
x
x
0
Register Bank (F)
Reset Condition
x
x
0
x
x
0
x
1
0
1
x
x
x
x
0
x
0
0
0
x
x
1
1
0
1
x
x
0
x
x
0
x
x
0
x
1
0
1
x
x
x
x
0
x
1
0
0
x
x
1
1
0
1
x
0
0
PS001301-0800
0
0
x
x
0
x
x
0
x
1
0
1
x
x
x
x
0
x
0
0
0
0
1
1
0
1
x
0
x
x
0
x
x
0
1
0
1
x
x
x
x
0
x
0
0
0
0
1
1
x
1
x
0
0
0
x
x
x
0
x
x
0
x
1
0
1
x
x
x
x
0
1
0
0
0
0
0
1
1
x
1
x
0
0
0
0
x
x
0
x
x
0
x
1
0
1
x
x
0
x
0
x
0
0
0
0
0
1
1
x
1
x
x
x
0
x
x
0
x
1
1
1
0
x
0
x
0
x
0
0
0
0
0
1
1
x
0
x
0
0
12