avrdude -p t13 -c bsd -U flash:w:hello.hex
ATtiny13/45 programming cable:
7 - reset - 1 8 -
- 2 7 - SCK - 8
- 3 6 - MISO - 10
18 - GND - 4 5 - MOSI - 9
4 1 7 5 6 clip
1 2 3 4 5 6 7 8 9 10 11 12 13 DB25
14 15 16 17 18 19 20 21 22 23 24 25 DB25
serial PCB header:
1 2 3 4
Rx Tx DTR Gnd
serial cable:
4 3 2 1
Gnd DTR Tx Rx DCD
RI CTS RTS DSR
5 4 3 2 1
9 8 7 6
PIN PURPOSE SIGNAL NAME HEADER
Pin 1 Data Carrier Detect DCD
Pin 2 Received Data RxData 1
Pin 3 Transmitted Data TxData 2
Pin 4 Data Terminal Ready DTR 3
Pin 5 Signal Ground Gnd 4
Pin 6 Data Set Ready DSR
Pin 7 Request To Send RTS
Pin 8 Clear To Send CTS
Pin 9 Ring Indicator RI
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