MB87P2020 Datasheet, PDF (316/356 Pages) Fujitsu Component Limited. – Colour LCD/CRT/TV Controller

MB87J2120, MB87P2020-A Hardware Manual
Table 1-2: Register address space for Jasmine and Lavender
Register
Bits Group
Name Address
Name
Description
Default
value
CLKPDR
0xFC04
31:24 ID
23:16 SID
15 MRST
14 LCK
13 -
12 VII
11 RUN
10 GPU
9
ULB
8
SPB
7
CCFL
6
SDC
5
VIS
4
DIPA
3
AAF
2
MCP
Clock power down register
o o R Chip ID (read only)
00: MB87J2120 (Lavender)
01: MB87P2020(-A) (Jas-
mine)
o o R Chip Sub-ID (read only)
00: MB87J2120 (Lavender)
and MB87P2020 (Jasmine)
01: MB87P2020-A (Jasmine
Redesign)
o W Master hardware reset
Write 1: Start Reset
Write 0: Stop Reset
Read: returns always ’0’
o
F Master hardware reset
Write 1: Start Reset (stops
automatically)
Write 0: No effect
Read: returns current value
o R PLL lock (read only)
1: PLL has locked to input
frequency
o
reserved; set to 0
o
1: Invert Video Clock
(CLKV)
o
R PLL lock (read only)
1: PLL has locked to input
frequency
oo
PLL enable
1: PLL on
0: PLL off
oo
1: Enable GPU clocks
oo
1: Enable ULB clocks
oo
1: Enable SPB clock
oo
1: Enable CCFL clock
oo
1: Enable SDC clock
oo
1: Enable VIC clocks
oo
1: Enable DIPA clock
oo
1: Enable AAF clock
oo
1: Enable PP-MCP clock
01
01
0
undef
0
0
undef
0
0
0
0
0
0
0
0
0
0
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