
PPC-L126 User Manual 28
4.3.2 COM1/COM2/COM3/COM4 pin 9 output setting (J3)
Table 4.5: Serial port default settings
Port Address Range Interrupt
COM1 3F8 ~ 3FF IRQ4
COM2 2F8 ~ 2FF IRQ3
COM3 3E8 ~ 3EF IRQ10
COM4 2E8 ~ 2EF IRQ5
Table 4.6: COM1/2/3/4 pin 9 settings (J3)
*Normal operation +5 V output +12 V output
*default setting
Note: Pins 1, 3 and 5 are for COM1
Pins 2, 4 and 6 are for COM2
Pins 7, 9 and 11 are for COM3
Pins 8, 10 and 12 are for COM4
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