upd75212a Renesas Electronics Corporation., upd75212a Datasheet - Page 31

• Manufacturer Part Number: upd75212a
• Description: 4-bit Single-chip Microcomputer
• Manufacturer: Renesas Electronics Corporation.

8. RESET FUNCTIONS
voltage. This pulse is used in the following three ways according to SWA, SWB mask option specification shown
in Fig. 8-1. (Refer to 10. MASK OPTION SELECTION.)
The reset signal (RES) generator has a configuration shown in Fig. 8-1.
The power-on reset generator is a circuit to generate a one-shot pulse upon detection of the start-up of the power
RESET
Power-On
Reset
Generator
Fig. 8-1 Reset Signal Generator
Mask
Option
SWA
SWB
Power-On Flag
(PONF)
Bit
Manipulation
Instruction
Execution
Internal Reset Signal
(RES)
PD75212A
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