A printer system 100 includes a printer 10, a winding device 30, a color meter 41, and a color measurement driving device 80. A host communication section 81 of the printer 10 is communicably connected to device communication sections 82 to 84 of the devices 30, 41, and 80. In the device communication sections 82 and 84 of the devices 30 and 80, a printer class is set as a device class. Print data that includes commands for control the devices 30 and 80 is transmitted from a second printer driver 89 of the printer 10 to the devices 30 and 80. The printer 10 and the devices 30 and 80 are provided with an ESC/P analyzing section that can analyze print data.