12345678VCC

VCC

C11F1VCC

A

C9240 RXD_EXT
240 TXD_EXT

VCCU2A
ENABLE RESETHEADER6_2.54

1R510k
C374HC132N

10.1u

C5B

1022p

R81M

X38MHzC6921

XTAL2VCC

20227

VCC

C70.1u8XTAL1AREF
AVCC
AGND
VCC
GND

C

(ADC5)PC5(ADC4)PC4(ADC3)PC3(ADC2)PC2(ADC1)PC1(ADC0)PC0(AIN1)PD7(AIN0)PD6(T1)PD5(T0)PD4(INT1)PD3(INT0)PD2(TXD)PD1(RXD)PD0123191817161514C12SCK
MISO
MOSI

0.1u
CN61k1k

R14R15ATtiny45/85

LED53mm

LED33mm

TXD_HOSTRXD_HOST

LED63mm

SOCKET_1
RXD_TARGETTXD_TARGET
SOCKET_4

VCC

0.1u

SOCKET_7

C212345678910111213142827262524232221201918171615228-3341

HEARTBEAT

45616MHz

MOSI
MISO
SCK
TARGET_RESET

ATtiny45/85

PC5/ADC5/SCL/PCINT13
PC4/ADC4/SDA/PCINT12
PC3/ADC3/PCINT11
PC2/ADC2/PCINT10
PC1/ADC1/PCINT9PC0/ADC0/PCINT8GND
AREF
AVCC
PB5/SCK/PCINT5PB4/MISO/PCINT4
PB3/MOSI/OC2A/PCINT3
PB2/SS/OC1B/PCINT2
PB1/OC1A/PCINT1

GND
PA0/ADC0/AREF/PCINT0
PA1/ADC1/AIN0/PCINT1
PA2/ADC2/AIN1/PCINT2
PA3/ADC3/T0/PCINT3
PA4/ADC4/USCK/SCL/T1/PCINT4
PA5/ADC5/DO/MISO/OC1B/PCINT5SOCKET_28
VCC
PB2/SCK/USCK/SCL/ADC1/T0/INT0/PCINT2
SOCKET_27
PB1/MISO/DO/AIN1/OC0B/OC1A/PCINT1
SOCKET_26
PB0/MOSI/DI/SDA/AIN0/OC0A/OC1A/AREF/PCINT0 SOCKET_25

VCC

VCC
R131M

9CRYSTAL FREQUENDY

Released under the Creative Commons Attribution Share-Alike 3.0 License

TXD_EXT
74HC132N

http://creativecommons.org/licenses/by-sa/3.0/

12

R171k

LED23mm

HEADER2_2.54 D

TARGET POWER

MISO

12SCK

3456

TARGET_RESETHEADER2_2.54 10k

1321k3mm

R1874HC132N

R121k

LED13mm

Designed by: Synapse (Hiroshi Tanigawa)

U2D

1R19

SUPPLY TARGET

CN81110R71k

CN9
LED7ENABLE BUZZER
CN48RXD_EXT

JS202011CQN

VCC

SOCKET_23
SOCKET_22

U2C

R101M

VCC->8
GND->4
MOSI->5
MISO->6
SCK->7RESET->1

SOCKET_28
SOCKET_4
SOCKET_25
SOCKET_26
SOCKET_27
SOCKET_1

24681012

ATtiny45/85

SCK
MISO
MOSI

VCC

1357911HEADER2X6_2.540.1u

ATtiny44/84

SW28MHz

ERROR

ATmega168/328

12322pC

CN7C10PB5/PCINT5/RESET/ADC0/dW
PC6/PCINT14/RESET
VCC
PB3/PCINT3/XTAL1/CLKI/OC1B/ADC3 PB0/PCINT8/XTAL1/CLKI
PD0/PCINT16/RXD
PB4/PCINT4/XTAL2/CLKO/OC1B/ADC2 PB1/PCINT9/XTAL2
PD1/PCINT17/TXD
GND
PD2/PCINT18/INT0
PB3/PCINT11/RESET/dW
PD3/PCINT19/OC2B/INT1PB2/PCINT10/INT0/OC0A/CKOUT
PD4/PCINT20/XCK/T0
PA7/PCINT7/ICP/OC0B/ADC7
PA6/PCINT6/OC1A/SDA/MOSI/DI/ADC6 VCC
GND
C1PB6/PCINT6/XTAL1/TOSC1PB7/PCINT7/XTAL2/TOSC222p
PD5/PCINT21/OC0B/T1
R6X1X2
PD6/PCINT22/OC0A/AIN0
PD7/PCINT23/AIN18MHz
16MHz
1M
PB0/PCINT0/CLKO/ICP1MOSIHEADER2X3_2.54

BZ1ICSPPKM13EPYH4000-A0(OPTIONAL)

E

LED43mm

Web site: http://www3.big.or.jp/~schaft/hardware

Arduino bootloader/sketch writer
RX

POWER

TX
Rev.B

1234B

C13VCC

CN3VCC->1
GND->14MOSI->7MISO->8
SCK->9RESET->4

ATtiny44/84

1kR1613121165432

PROGRAMMING

ATmega168/328

SOCKET_1
SOCKET_28
SOCKET_7
SOCKET_22
SOCKET_23
SOCKET_4

24681012HEADER2X6_2.54

THROUGH

ATtiny44/84

1357911MOSIMISOSCKTARGET_RESET

282726252423

TXD_HOSTTXD_EXTTXD_TARGET

JS202011CQNRESET->12456

SOCKET_1

A

VCC

1RXD_HOST
RXD_EXTRXD_TARGET

E

74HC132NArduinoISP
SW1VCC->7
GND->22ATmega168/328

ATMEGA328P-PU
R210k

D(SCK)PB5(MISO)PB4(MOSI)PB3(SS)PB2(OC1)PB1(ICP)PB0

SOCKET_7
SOCKET_22

HEADER2X6_2.54

1M

U1

RESET

22p
C80.1uTARGET_RESET

5R11R9OPEN

D1
1N414862VCC

TARGET_RESET

U2E

2468101274HC132N

43CN2HEADER2_2.54

R11k

U2B

10.1u

GND

VCC

13579117R3R42GNDGND
VCCRXD
TXD
RESET

VCC

14CN11234560.1u
CN5C410u

RXEF0255678