m3819 Renesas Electronics Corporation., m3819 Datasheet - Page 126

• Manufacturer Part Number: m3819
• Description: Mitsubishi 8-bit Single-chip Microcomputer 740 Family / 38000 Series
• Manufacturer: Renesas Electronics Corporation.

2. APPLICATION
Fig. 2.5.6 Structure of FLDC mode register 2
112
FLDC mode register 2
b7 b6 b5 b4 b3 b2 b1 b0
B
0
1
2
3
4
5
6
7
FLDC mode register 2 (FLDM2) [Address:37
Automatic display control bit
(P0,P1,P2
Display start bit
P1
P1
Tdisp control bits
(digit time setting)
(at 8 MHz oscillation
frequency)
0
1
segment/digit switch bit
segment/digit switch bit
0
Name
–P2
3819 Group USER’S MANUAL
3
,P3,P8,P9,PA)
b5 b4 b3 b2
0 : Ordinary mode
1 : Automatic display mode
0 : Display stopped
1 : Display in progress
0 : Digit (DIG
1 : Segment (SEG
0 : Digit (DIG
1 : Segment (SEG
0 0 0 0 : 128 s
0 0 0 1 : 256 s
0 0 1 0 : 384 s
0 0 1 1 : 512 s
0 1 0 0 : 640 s
0 1 0 1 : 768 s
0 1 1 0 : 896 s
0 1 1 1 : 1024 s
1 0 0 0 : 1152 s
1 0 0 1 : 1280 s
1 0 1 0
1 1 1 1
(display starts by writing “1” to
this bit which is set to “0”.)
Not available
Function
16
]
8
9
)
)
40
41
)
)
2.5 FLD controller
MITSUBISHI MICROCOMPUTER
3819 Group
At reset
0
0
0
0
0
0
0
0
R W