Chapter 9. Headers

9.1. Microcontroller Headers

Table 9-1 to Table 9-4 show the microcontroller pin headers and their corresponding microcontroller connections. The header pins connect
directly to the microcontroller pins. * Marked pins are subject to option links.
J1
Pin Circuit Net Name Device
Pin
Pin Circuit Net Name Device Pin
1 IO_2 1 2 IO_1* 2
3 IO_0* 3 4 CNVSS_E8C 4
5 XCIN 5 6 XCOUT 6
7 RESn 7 8 CON_X OUT 8
9 Ground 9 10 CON_XIN 10
11 UC_VCC 11 12 RP_E8A 12
Table 9-1: J1
J2
Pin Circuit Net Name Device
Pin
Pin Circuit Net Name Device Pin
1 IRQ1* 13 2 IRQ0* 14
3 MO_UD 15 4 MO_Un 16
5 MO_Up 17 6 TRIGb 18
7 TMR1 19 8 MO_Wn 20
9 MO_Wp 21 10 MO_Vn 22
11 MO_Vp 23 12 IIC_SCL/TRIGa* 24
Table 9-2: J2
J3
Pin Circuit Net Name Device
Pin
Pin Circuit Net Name Device Pin
1 IIC_SDA/TMR0* 25 2 E8_TTX 26
3 E8_TRX 27 4 SCLK_E8D 28
5 E8_BUSY 29 6 SCIaTX* 30
7 SCIaRX* 31 8 SCIaCK* 32
9 CTSRTS* 33 10 IRQ3* 34
11 P16_E8B 35 12 ADTRG* 36
Table 9-3: J3
16