Hardware overview UM1681
16/23 UM1681 Rev 3
11 GND GND GND GND
12 PB[0] PC[14] PA[10] PA[9]
13 PC[15] PG[5] PA[8] PA[7]
14 PG[4] PG[3] PE[13] PF[14]
15 PG[2] PA[2] PF[15] PG[0]
16 PE[0] PA[1] PG[1] PH[3]
17 PE[1] PE[8] PH[2] PH[1]
18 PE[9] PE[10] PH[0] PG[12]
19 PA[0] PE[11] PG[13] PA[3]
20 Reset ASD PG[9] PB[15] PD[15]
21 PG[8] PC[11] PB[14] PD[14]
22 GND GND GND GND
23 PC[10] PG[7] PB[13] PD[13]
24 PG[6] PC[9] PB[12] PD[12]
25 PC[8] PF[9] PB[11] PD[11]
26 PF[8] PF[12] PD[10] PD[9]
27 PC[6] PC[7] PB[7] PB[6]
28 PF[10] PF[11] PB[5] PB[4]
29 PA[15] PF[13] PD[8] PD[7]
30 PA[14] PA[4] PD[6] PD[5]
31 PA[12] PA[13] PD[4] PD[3]
32 PB[9] PB[8] PD[2] PD[1]
33 PB[10] PF[0] PD[0] PF[7]
34 PF[1] PF[2] PF[6] PF[5]
35 GND GND PF[4] PF[3]
36 5V 5V GND GND
Table 4. I/O headers (continued)
Pin number X1 X2 X3 X4