upd17240 Renesas Electronics Corporation., upd17240 Datasheet - Page 81

• Manufacturer Part Number: upd17240
• Description: 4-bit Single-chip Microcontrollers For Small General-purpose Infrared Remote Control Transmitters
• Manufacturer: Renesas Electronics Corporation.

Row
Address
0
1
2
3
Note
0
1
2
3
4
5
6
7
Address
Column
Bit 3
Bit 2
Bit 1
Bit 0
Bit 3
Bit 2
Bit 1
Bit 0
Bit 3
Bit 2
Bit 1
Bit 0
Bit 3
Bit 2
Bit 1
Bit 0
0
After reset
1
2
0
3
µ PD17240, 17241, 17242, 17243, 17244, 17245, 17246
RAMFLAG
NRZBF
4
P0D
P0C
P1B
P0B
P1A
P0A
0
0
0
SP
0
0
0
1
Figure 12-2. Data Memory Configuration
0
0
0
0
0
0
5
to P0B
to P0A
to P0D
to P0C
AR3 AR2 AR1 AR0 WR BANK IXH
0
0
0
0
0
1
0
1
0
0
0
0
Figure 12-1. Register Files (1/2)
6
REMEN
SYSCK
Column address
3
3
3
3
NRZ
0
0
0
0
0
Data Sheet U15002EJ1V1DS
2
7
System register
0
0
0
0
0
0
0
0
8
WDTRES
REMCK1
REMCK0
BTMRES
TMRES
TMCK1
TMCK0
BTMCK
TMEN
9
0
0
0
3
A
0
0
0
0
0
0
0
0
1
0
0
0
B
4
DBF3 DBF2 DBF1 DBF0
C
IXM
D
P1BKEY0
P1ABIO2
P1ABIO1
P1ABIO0
P1BPU0
P1AHL2
P1AHL1
P1AHL0
P1BHL0
IXL RPH RPL PSW
0
0
0
5
E
0
0
0
0
0
0
0
0
0
0
0
0
F
P1AKEY2
P1AKEY1
P1AKEY0
P0EKEY3
P0EKEY2
P0EKEY1
P0EKEY0
P0BBIO3
P0BBIO2
P0BBIO1
P0BBIO0
0
6
0
0
0
0
0
0
0
0
0
0
0
0
DBF
P0E
P1ABPU2
P1ABPU1
P1ABPU0
P0EBPU3
P0EBPU2
P0EBPU1
P0EBPU0
P0EBIO3
P0EBIO2
P0EBIO1
P0EBIO0
P0DGIO
P0CGIO
0
to P0E
0
0
0
7
3
81
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0