The Eltron Company P310 manual Printer Module Block Diagram

CHAPTER 3

DB-9		Smart Card
	Smart
		Contact
	Card
		Station
	PWB
		(Option)
	(Option)
		Serial Port
		Driver
Read/Write
Heads		Encoder
		Board
		(Option)
DB-25
		Parallel
		I/O
		Daughter
		Board
	Flag
	Head
	Latch
	Head Up/Dn
	Print Head
Vdd	Voltage
		Parameter
	Print Head
		Status
	Thermistor

MICROCONTROLLER				Clock
				(32.7 MHz)
Data Bus	Control	Address
(16-bits)	Signals	Bus
				FLASH
				RAM
			Print		Print
			Head		Head
			Drive		Assembly
		Stepper	PHASE1
			PHASE2		Stepper
		Motor
			PHASE3		Motor
		Drive
			PHASE4
Status
• Card					Card
• Ribbon
					Feed
• Flag
• Head
Up/Dn		dc Motor			Head
• Head		Drive			Up/Dn
Open/
Latched
					Ribbon
				Operator
					Panel
		Power
			Media	Printer	Initialize and
			Alert	Alert	Error Clear

Figure 3-2. Printer Module Block Diagram.

980264-001 Rev. B 3-11