AR-PB9
Interface ASIC (VHIKZ3H008302) I/O pin arrangement list (PCL Model)
PIN
Pin nameSignal nameIN/OUTDestinationFunction
No.
1VDD3.3VINPower source
2CPUD13LDT13IN/OUT74LVC16245Data bus
3CPUD14LDT14IN/OUT74LVC16245Data bus
4CPUD15LDT15IN/OUT74LVC16245Data bus
5MODECLKMODECLKOUT74LS244Boot mode clock
6MODEINMODEINOUTCPUCPU boot mode setup serial data
output
7CPUINTR_1PARINTR_OUTCPUPrint request interruption output
8DAMMY1284-EN_ , USB-OUTUSS-725, 74LVX244, I/F_CNIEEE1284/USB selection enable
EN_ , USB-ONsignal
9EREADY_1PREADY_OUT74LVC244Print ready signal
10SRDY_1SRDY_OUT74LVC244PCL side reception ready signal
11GNDGNDINGND
12GNDGNDINGND
13AD2RAD2IN/OUT74LVC16244, 8M Flash, 16M FlashAddress bus
14AD3RAD3IN/OUT74LVC16244, 8M Flash, 16M FlashAddress bus
15AD4RAD4IN/OUT74LVC16244, 8M Flash, 16M FlashAddress bus
16AD5RAD5IN/OUT74LVC16244, 8M Flash, 16M FlashAddress bus
17READY_1EREADY_IN74LS244MCU side ready signal
18CRDY_1CRDY_IN74LS244MCU side reception ready signal
19PSON_1INNC (3.3V pull up)
20NETON_1INNC (3.3V pull up)
21EXON_1USB-ININI/F_CNUSB input detection signal
22SCKSCKIN24C16EEPROM serial clock
23SDAOUTSDAOUTIN24C16EEPROM serial data output
24SDAINSDAININ24C16EEPROM serial data input
25BSEL4INProcess speed setup JP (3.3V pull
up)
26BSEL3INProcess speed setup JP (GND pull
down)
27BSEL2INProcess speed setup JP (GND pull
down)
28BSEL1INProcess speed setup JP (GND pull
down)
29BSEL0INProcess speed setup JP (3.3V pull
up)
30SLCTSLCTOUT74LCX244, USS-725Printer selection state
31FAULT_1FAULT_OUT74LCX244, USS-725Printer error
32PEPEOUT74LCX244, USS-725Paper end
33BUSYBUSYOUT74LCX244, USS-725Printer busy state
34ACK_1ACK_OUT74LCX244, USS-725ACK status
35STB_1STB_IN74LCX244STROBE control signal
36AUTOFD_1AUTOFD_IN74LCX244Automatic new-line control signal
37SLCTIN_1SLCTIN_IN74LCX244Printer selection
38INIT_1INIT_IN74LCX244Printer initializing
39PARAD7PARAD7IN74LCX245, USS-725Parallel I/F data bus
40VDD3.3VINPower source
41VDD3.3VINPower source
42PARAD6PARAD6IN74LCX245, USS-725Parallel I/F data bus
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