m3819 Renesas Electronics Corporation., m3819 Datasheet - Page 138

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

2. APPLICATION
Fig. 2.5.22 Setting of related registers (2) [FLD automatic display and Key-scan using digit pin]
124
ICON2
IREQ2
FLDM2
PASPR
P2D
Interrupt request register 2 (Address:3D
Interrupt control register 2 (Address:3F
FLDC mode register 2 (Address:37
Port PA segment/port switch register (Address:35
Port P2 direction register (Address:05
0 1
0
0
0
0
0 0
0 0
0 0
0 0
0
0
0
3819 Group USER’S MANUAL
0
0 0 0
1
1
FLD digit interrupt : Enabled
Start displaying
Set the FLD digit interrupt request bit to “0”
Set ports PA
Set ports P2
16
)
16
16
16
)
)
)
7
7
–P2
–PA
4
0
16
to the input mode
to ordinary port
)
2.5 FLD controller
MITSUBISHI MICROCOMPUTER
3819 Group