15
TTP-243 Plus/ 243E Plus/
342 Plus Bar Code Printer
PF2
I
Enable PF2
MEM load & Hardware version
PF3
I
PF3
CT DETECT
PF4
I
PF4
PEEL SENS
PF5
I
PF5
RIBBON SENS
PF6
I
PF6
BM SENS
PF7
I
PF7
GAP SENS
NMI
I Pull Up
NMI
No use
/RESETP
I Pull Up
Active /RESETP
/RESET
/WDTOVF
O
/WDTOVF
No use
IRQ0: NO USE
IRQ1: NO USE
IRQ2: POWER DOWN
IRQ3: USB_INT
IRQ4: NO USE
IRQ5: NO USE
IRQ6: NO USE
IRQ7: NO USE
Other define
1. System Crystal is 16 MHz.
2. USB Crystal is 48MHz.
3. RTC Crystal 32.768KHz.
4. MCU mode is mode 1.(16-bit space) ( MD0 is high, MD1 is low. )
5. Clock mode is PLL ON x 4. (MD2 is low, MD3 is High.)