m66271fp Renesas Electronics Corporation., m66271fp Datasheet - Page 11

• Manufacturer Part Number: m66271fp
• Description: Operation Panel Controller
• Manufacturer: Renesas Electronics Corporation.

M66271FP
(3) Reading from VRAM
Table 5
Table 6
Note:
REJ03F0267-0200 Rev.2.00 Mar 18, 2008
Page 11 of 27
MPU
MPU
SEL
SEL
H
L
(3-1) When use 8-bit MPU (MPUSEL = "L", BHE = "H": set)
(3-2) When use 16-bit MPU (MPUSEL = ''H": set)
Avoid setting combination except above, as cause of error action.
X = "L" or "H''
MCS
MCS
H
H
L
L
BHE
BHE
H
X
A <0>
A <0>
H
X
X
L
RD
RD
H
H
X
X
L
L
Address
Invalid
Invalid
Upper
Invalid
Read
Read
Byte
Odd
Address
Lower
Invalid
Invalid
Invalid
Even
Read
Read
Byte
Valid Data Bus
Valid Data Bus
Width of MPU
Width of MPU
16-bit
8-bit