E202075_HD404889 Datasheet, PDF (159/202 Pages) Renesas Technology Corp – Low-Voltage AS Microcomputers with On-Chip LCD Circuit

$0000
$0001
...
$001F
$0020
...
$007F
$0080
...
$1FFF
$2000
HD404889/HD404899/HD404878/HD404868 Series
1 1 1 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Lower 5 bits
1
1
1 Bit 9 Bit 8 Bit 7 Bit 6 Bit 5 Upper 5 bits ^$0000
Vector address
$000F
$0010
Zero-page subroutine
(64 words)
Pattern
(4,096 words)
$003F
$0040
$0FFF
$1000
Program
(16,384 words)
JMPL instruction
(jump to RESET routine)
JMPL instruction
(jump to WU₀ to WU3
JMPL instruction
(jump to INT0 routine)
JMPL instruction
(jump to INT₁ routine)
JMPL instruction
(jump to timer A routine)
JMPL instruction
(jump to timer B, timer D routine)
JMPL instruction
(jump to timer C routine)
JMPL instruction
(jump to A/D, serial routine)
$0000
$0001
$0002
$0003
$0004
$0005
$0006
$0007
$0008
$0009
$000A
$000B
$000C
$000D
$000E
$000F
$7FFF
Upper three bits are not to be used
(fill them with 111)
$3FFF
Figure 95 Memory Map in PROM Mode
157