upd17240 Renesas Electronics Corporation., upd17240 Datasheet - Page 84

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

13.2 Legend
84
AR:
ASR:
addr:
BANK:
CMP:
CY:
DBF:
entry:
h:
INTEF:
INTR:
INTSK:
IX:
MP:
m:
n:
n4:
PAGE:
PC:
p:
r:
rf:
SP:
s:
WR:
(×):
MPE:
m
m
p
p
rf
rf
H
L
R
C
R
C
:
:
:
:
:
:
Address register
Address stack register specified by stack pointer
Program memory address (lower 11 bits)
Bank register
Compare flag
Carry flag
Data buffer
Entry address of system segment
Halt releasing condition
Interrupt enable flag
Register automatically saved to stack in case of interrupt
Interrupt stack register
Index register
Data memory row address pointer
Memory pointer enable flag
Data memory address specified by m
Data memory row address (high)
Data memory column address (low)
Bit position (4 bits)
Immediate data (4 bits)
Page (bits 11 and 12 of program counter)
Program counter
Peripheral address
Peripheral address (higher 3 bits)
Peripheral address (lower 4 bits)
General register column address
Register file address
Register file row address (higher 3 bits)
Register file column address (lower 4 bits)
Stack pointer
Stop releasing condition
Window register
Contents addressed by ×
µ PD17240, 17241, 17242, 17243, 17244, 17245, 17246
Data Sheet U15002EJ1V1DS
R
, m
C