upd17240 Renesas Electronics Corporation., upd17240 Datasheet - Page 77

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

12.2 Reserved Symbols
12.2.1
and POKE instructions via the window register (WR). Figure 12-1 shows the register file.
12.2.2
to address 70H and those that follow, and system register names are defined. Figure 12-2 shows the data memory
configuration.
12.2.3
the peripheral hardware.
CAP
POC
Name
The symbols defined by the µ PD17246 device file are listed in Table 12-2.
The defined symbols are the following register file names, port names, and peripheral hardware names.
The names of the symbols assigned to the register file are defined. These registers are accessed by the PEEK
The names of the registers assigned to addresses 00H to 7FH on the data memory and the names of ports assigned
The names of peripheral hardware accessed by the GET and PUT instructions are defined. Table 12-3 shows
Register file
Registers and ports on data memory
Peripheral hardware
OPTCAP
OPTPOC
Directive
Operands
1
1
µ PD17240, 17241, 17242, 17243, 17244, 17245, 17246
Table 12-1. Mask Option Definition Directives
USECAP
(capacitor for
oscillation provided)
NOUSECAP
(capacitor for
oscillation not
provided)
USEPOC
(low-voltage detector
provided)
NOUSEPOC
(low-voltage detector
not provided)
1st Operand
Data Sheet U15002EJ1V1DS
2nd Operand
3rd Operand
4th Operand
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