Outline Of Functions - NEC mPD78F0730 Preliminary User's Manual

1.6 Outline of Functions

Item
Internal Flash memory
memory (self-programming
supported)
High-speed RAM
Expansion RAM
Memory space
Main system High-speed system
clock clock
(oscillation
Internal high-speed
frequency)
oscillation clock
Internal low-speed oscillation clock
(for TMH1, WDT)
USB clock
General-purpose registers
Minimum instruction execution time
Instruction set
I/O ports
Timers
Timer outputs
Serial interface
Vectored
interrupt sources External
Reset
Note The internal flash memory capacity, internal high-speed RAM capacity, and internal expansion RAM capacity
can be changed using the internal memory size switching register (IMS) and the internal expansion RAM size
switching register (IXS).
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Note
Note
1 KB
Note 2 KB
64 KB
X1 (crystal/ceramic) oscillation, external main system clock input (EXCLK)
12 or 16 MHz: V
Internal oscillation
16 MHz (TYP.): V
Internal oscillation
240 kHz (TYP.): V
X1 (crystal/ceramic) oscillation, external main system clock input (EXCLK)
12/2 or 16/4 MHz: V
8 bits × 32 registers (8 bits × 8 registers × 4 banks)
µ
0.125 s (high-speed system clock: @ f
µ
0.125 s (internal high-speed oscillation clock: @ f
• 8-bit operation, 16-bit operation
• Multiply/divide (8 bits × 8 bits, 16 bits ÷ 8 bits)
• Bit manipulate (set, reset, test, and Boolean operation)
• BCD adjust, etc.
Total:
CMOS I/O:
N-ch open-drain I/O (6 V withstanding voltage): 2
• 16-bit timer/event counter: 1 channel
• 8-bit timer/event counter:
• 8-bit timer:
• Watchdog timer:
4 (PWM output: 3, PPG output: 1)
• UART:
• 3-wire serial I/O:
• USB:
Internal 15
4
• Reset using RESET pin
• Internal reset by watchdog timer
• Internal reset by power-on-clear
• Internal reset by low-voltage detector
Preliminary User's Manual U19014EJ1V0UD
CHAPTER 1 OUTLINE
µ
PD78F0730
= 4.0 to 5.5 V
DD
= 4.0 to 5.5 V
DD
= 4.0 to 5.5 V
DD
= 4.0 to 5.5 V (multiplied by 8 or 12 by PLL function)
DD
= 16 MHz operation)
XH
19
17
2 channels
1 channel
1 channel
= 16 MHz (TYP.) operation)
RH
1 channel
1 channel
1 channel
(1/2)