m3819 Renesas Electronics Corporation., m3819 Datasheet - Page 148

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

2. APPLICATION
Fig. 2.5.34 Setting of related registers (1) [5
134
Figures 2.5.34 and 2.5.35 show a setting of related registers.
P0SDR
P2DPR
FLDM1
FLDM2
Port P0 segment/digit switch register (Address:32
FLDC mode register 1 (Address:36
FLDC mode register 2 (Address:37
Port P2 digit/port switch register (Address:33
0
0
0 0
0
0
0
1
0
0
0
1
0
1
1
1 1
1
0
1
3819 Group USER’S MANUAL
0
0
1
0
1
1
1
7 dot display]
Tscan = 512 s
Toff = 9/16
High-breakdown-voltage port drivability : Strong
Automatic display mode
Stop displaying
Tdisp = 512 s
Set ports P1
Set ports P2
Set ports P0
(However, SEG
Set ports P0
16
16
)
)
1
3
3
7
–P2
16
Tdisp = 288 s
and P1
–P0
–P0
)
35
0
0
4
16
is unused.)
to digit (DIG
to segment (SEG
to digit (DIG
)
0
to digit (DIG
2.5 FLD controller
MITSUBISHI MICROCOMPUTER
19
7
–DIG
–DIG
9
, DIG
35
4
16
–SEG
)
3819 Group
)
8
)
32
)