FCounter回路図pdf 最近の更新履歴 JA2GQP' s Download site

1

2

3

4

5

A B C D E F G H

1

2

3

4

5

A B C D E F G H

JA2GQP

2016/1/28

ATtiny2313 Frequency Counter

10MHz-600MHz(Res. 100Hz)

10k

RESET/PA2 1

10 GND TXD/PD1 3

RXD/PD0 2

XTAL2/PA1 4

XTAL1/PA0 5

INT0/PD2 6

INT1/PD3 7

T0/PD4 8

T1/PD5 9

VCC ²⁰ USCK/PB7 ¹⁹ MISO/PB6 ¹⁸ MOSI/PB5 ¹⁷ PB4 ¹⁶ PB3 ¹⁵ PB2 ¹⁴

PD6 ¹¹ AIN0/PB0 ¹² AIN1/PB1 ¹³ ATTINY2313

1S2076A

47 104

9 8

11 10

13 12

104

14 VCC

7 GND 74HCU04 IN GND OUT

7805

104 ₁₀₄

10k

10k

3 4

1M

1 2 5 6

10k 1 IN

2 Vcc 3 SW 4 OUT

GND ⁵ NC ⁶ NC ⁷ IN~ ⁸ MB505L

51 102

102 104

2.2k

104 ^10k

104

NC1 GND7OUT8

Vcc14

TXCO 12.8MHz 104

1 VSS 2 VDD 3 VO 4 RS 5 R/W 6 E 7 DB0 8 DB1 9 DB2 10 DB3 11 DB4 12 DB5 13 DB6 14 DB7

BLA(+) 15

BLK(-) 16

SC162A Vin

IN

GND