UPD780973 데이터 시트보기 (PDF) - NEC => Renesas Technology

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UPD780973

8-Bit Single-Chip Microcontrollers

NEC => Renesas Technology 

MAJOR REVISIONS IN THIS EDITION (1/2)

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Description

Table 2-1. Pin Input/Output Circuit Types

Correction of ports 8 and 9 input/output circuit types

Figure 2-1. I/O Circuits of Pins

Change of type 17-A to type 17-G

Addition of oscillator mode register to Table 3-5. Special Function Register List

4.1 EEPROM Functions

Change of the number of rewrite frequency per 1 byte as follows:

10,000 times → 100,000 times

5.2.3 Port 2

• Correction of description

• Correction of Figure 5-4. P20 to P27 Block Diagram

5.2.4 Port 3

• Correction of description

• Correction of Figure 5-5. P30 to P37 Block Diagram

5.2.8 Port 8

• Correction of description

• Addition of Figure 5-9. P81 Block Diagram

• Correction of Figure 5-10. P82 to P87 Block Diagram

5.2.9 Port 9

• Correction of description

• Correction of Figure 5-11. P90 to P97 Block Diagram

Table 5-3. Port Mode Register and Output Latch Settings when Using Alternate Functions

• Change of P×× setting values of P20 to P27 and P30 to P37 from 0 to ×

• Change of Note 2

Addition of Note in Figure 5-13. Port Mode Register (PM2, PM3) Format

CHAPTER 6 CLOCK GENERATOR

• Addition of oscillator mode register to Table 6-1. Clock Generator Configuration

• Change of Figure 6-1. Clock Generator Block Diagram

• Addition of (2) Oscillator mode register (OSCM) to 6.3 Clock Generator Control Register

• Addition of explanation of oscillator mode register to 6.5 Operation of Clock Generator

13.6 Cautions on Emulation

Change of in-circuit emulator of (1) D/A converter mode register (DAM1) as follows:

IE-78001-R-A → IE78K0-NS

Addition of (2) A/D converter of IE-780974-NS-EM1

16.9 Cautions on Emulation

Change of in-circuit emulator of (1) LCD timer control register (LCDTM) as follows:

IE-78001-R-A → IE78K0-NS

17.1 Sound Generator Function

Correction of description on (1) Basic cycle output signal (with/without amplitude)

18.2 Meter Controller/Driver Configuration

Addition of Cautions to (1) Free running up counter (MCNT)

Table 20-1. HALT Mode Operating Status

Correction of HALT mode operating status of A/D converter

Operable → Operation stops

The mark shows major revised points.

6

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