* It works for me. ```
$ glasgow run program-avr-spi -V 3.3 read -p prog.bin -e eeprom.bin
 W: g.cli: applet 'program-avr-spi' uses deprecated V1 API and should be migrated to V2 API; see https://github.com/GlasgowEmbedded/glasgow/issues/826 for details
 I: g.hardware.device: generating bitstream ID 91e94f0e7f5ba49dc039171f63a21697
 E: g.hardware.assembly: cannot configure pulls for port A: Vio is off
 I: g.cli: running handler for applet 'program-avr-spi'
 I: g.applet.program.avr.spi: port A voltage set to 3.3 V
 I: g.applet.program.avr.spi: port B voltage set to 3.3 V
 I: g.applet.program.avr.spi: device signature: 1e 94 12 (ATtiny1634)
 I: g.applet.program.avr.spi: reading program memory (16384 bytes)
 I: g.applet.program.avr.spi: reading EEPROM (256 bytes)
```