UPD784035YGC NEC, UPD784035YGC Datasheet - Page 22

• Manufacturer Part Number: UPD784035YGC
• Description: 16-/8-BIT SINGLE-CHIP MICROCONTROLLERS
• Manufacturer: NEC

Notes 1. Accessed in external memory expansion mode.
2. This 3840-Byte area can be used as an internal ROM only when the LOCATION 0FH instruction is executed.
3. On execution of LOCATION 0 instruction: 94464 Bytes, on execution of LOCATION 0FH instruction: 98304 Bytes
4. Base area and entry area for reset or interrupt. However, the internal RAM area is not used as a reset entry area.
F
1
1
1
0
0
0
0
0
0
0
0
F
8
7
0
F
F
F
F
F
F
F
0
F
0
F
0
F
F
F
F
E
1
0
0
D
D
F
0
F
0
F
0
F
0
F
0
F
0
F
0
F
F
0
0
F
0
F
0
H
H
H
H
H
H
H
H
H
H
H
H
Special function registers (SFR)
Note 1
LOCATION 0 instruction
External memory
(928 KBytes)
Internal ROM
(32768 Bytes)
Internal RAM
(3584 Bytes)
On execution of
Internal ROM
(61696 Bytes)
(256 Bytes)
Note 1
Note 4
Figure 6-3. Memory Map of PD784037Y
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
F
F
F
F
F
F
F
F
7
0
F
1
0
0
0
0
0
0
0
0
E
E
E
E
E
D
C
F
0
1
F
0
0
0
8
7
0
0
0
0
F
8
7
3
0
0
F
0
F
0
F
0
F
0
F
8
7
4
3
0
F
0
F
1
6
0
F
0
F
0
F
0
F
0
F
0
F
0
F
0
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
CALLT table
area (64 Bytes)
Vector table area
(64 Bytes)
Macro service control word
area (44 Bytes)
Data area (512 Bytes)
Program/data area
CALLF entry
area (2 KBytes)
Program/data area
(3072 Bytes)
General-purpose
registers (128 Bytes)
Note 2
Note 3
F
F
F
F
F
F
F
F
1
F
F
F
F
F
F
F
F
7
E
E
E
E
E
D
C
1
F
F
F
8
7
3
0
0
0
F
F
0
F
1
6
0
F
0
F
H
H
H
H
H
H
H
H
H
F
F
F
F
F
F
F
1
1
0
F
F
F
F
F
F
F
8
7
0
E
F
F
F
F
1
0
0
F
0
F
D
D
0
F
0
F
0
F
0
F
F
F
F
0
0
0
0
F
0
H
H
H
H
H
H
H
H
H
H
Special function registers (SFR)
LOCATION 0FH instruction
Note 1
External memory
(946432 Bytes)
Internal ROM
(96 KBytes)
On execution of
Internal RAM
(3584 Bytes)
(256 Bytes)
Note 1
Note 4