STM32W108C8 Datasheet, PDF (103/275 Pages) –

STM32W108C8
General-purpose input/output
8.5.9
External interrupt x configuration register (EXTIx_CR)
Address offset: 0xBC14 (EXTIC_CR) and 0xBC18 (EXTID_CR)
Reset value: 0x0000 000F (EXTIC_CR) and 0x0000 0010 (EXTID_CR)
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
Reserved
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reserved
GPIO_SEL[4:0]
rw
rw
rw
rw
rw
Bits 31:5 Reserved, must be kept at reset value
Bits 4:0 GPIO_SEL[4:0]: Pin assigned to EXTIx
0x00: PA0
0x01: PA1
0x02: PA2
0x03: PA3
0x04: PA4
0x05: PA5
0x06: PA6
0x07: PA7
0x08: PB0
0x09: PB1
0x0A: PB2
0x0B: PB3
0x0C: PB4
0x0D: PB5
0x0E: PB6
0x0F: PB7
0x10: PC0
0x11: PC1
0x12: PC2
0x13: PC3
0x14: PC4
0x15: PC5
0x16: PC6
0x17: PC7
0x18 - 0x1F: Reserved, must be kept at reset value
8.5.10
PC TRACE or debug select register (GPIO_PCTRACECR)
Address offset: 0x4000 4028
Reset value: 0x0000 0000
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
Reserved
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
SEL
Reserved
rws
Bits 31:1 Reserved, must be kept at reset value
Bit 0 SEL: Channel encoding
1: PC trace
0: BB debug
DocID018587 Rev 4
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