NEC PD17062 - Manual (Page 74)

74
µ
PD17062
Table 9-1 Peripheral Hardware Control Functions of Control Registers (5/5)
Peripheral hardware
Control register Peripheral hardware control function At reset
Register Ad-
dress Read/
write
b3
b2
b1
b0
Symbol Function outline
Set value
0 1
P
o
w
e
r
O
n
S
T
O
P
C
E
IDC
IDC DMA
enable
register
IDC CROM
bank register
IDC enable
register
00H R/W
30H R/W
31H R/W
0
0
0
0
0
0
0
0
0
IDCDMAEN
CROMBNK
IDCEN
Fixed at 0
Sets the DMA mode permission
Fixed at 0
Fixed at 0
Fixed at 0
Turns the IDC display on/off
Selects the CROM bank
Not permitted Permitted
BANK0
(0800H-0BFFH) BANK1
(0C00H-0F7FH)
Display on Display off
0 0 0
0 0 0
0 0 0