Contents RM0444
8/1390 RM0444 Rev 5
7.4.8 GPIO port configuration lock register (GPIOx_LCKR)
(x = A to F) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244
7.4.9 GPIO alternate function low register (GPIOx_AFRL)
(x = A to F) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 245
7.4.10 GPIO alternate function high register (GPIOx_AFRH)
(x = A to F) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
7.4.11 GPIO port bit reset register (GPIOx_BRR) (x = A to F) . . . . . . . . . . . . 246
7.4.12 GPIO register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
8 System configuration controller (SYSCFG) . . . . . . . . . . . . . . . . . . . . 248
8.1 SYSCFG registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
8.1.1 SYSCFG configuration register 1 (SYSCFG_CFGR1) . . . . . . . . . . . . 248
8.1.2 SYSCFG configuration register 2 (SYSCFG_CFGR2) . . . . . . . . . . . . 251
8.1.3 SYSCFG interrupt line 0 status register (SYSCFG_ITLINE0) . . . . . . . 253
8.1.4 SYSCFG interrupt line 1 status register (SYSCFG_ITLINE1) . . . . . . . 254
8.1.5 SYSCFG interrupt line 2 status register (SYSCFG_ITLINE2) . . . . . . . 254
8.1.6 SYSCFG interrupt line 3 status register (SYSCFG_ITLINE3) . . . . . . . 254
8.1.7 SYSCFG interrupt line 4 status register (SYSCFG_ITLINE4) . . . . . . . 255
8.1.8 SYSCFG interrupt line 5 status register (SYSCFG_ITLINE5) . . . . . . . 256
8.1.9 SYSCFG interrupt line 6 status register (SYSCFG_ITLINE6) . . . . . . . 256
8.1.10 SYSCFG interrupt line 7 status register (SYSCFG_ITLINE7) . . . . . . . 256
8.1.11 SYSCFG interrupt line 8 status register (SYSCFG_ITLINE8) . . . . . . . 257
8.1.12 SYSCFG interrupt line 9 status register (SYSCFG_ITLINE9) . . . . . . . 257
8.1.13 SYSCFG interrupt line 10 status register (SYSCFG_ITLINE10) . . . . . 258
8.1.14 SYSCFG interrupt line 11 status register (SYSCFG_ITLINE11) . . . . . 258
8.1.15 SYSCFG interrupt line 12 status register (SYSCFG_ITLINE12) . . . . . 259
8.1.16 SYSCFG interrupt line 13 status register (SYSCFG_ITLINE13) . . . . . 259
8.1.17 SYSCFG interrupt line 14 status register (SYSCFG_ITLINE14) . . . . . 260
8.1.18 SYSCFG interrupt line 15 status register (SYSCFG_ITLINE15) . . . . . 260
8.1.19 SYSCFG interrupt line 16 status register (SYSCFG_ITLINE16) . . . . . 260
8.1.20 SYSCFG interrupt line 17 status register (SYSCFG_ITLINE17) . . . . . 261
8.1.21 SYSCFG interrupt line 18 status register (SYSCFG_ITLINE18) . . . . . 261
8.1.22 SYSCFG interrupt line 19 status register (SYSCFG_ITLINE19) . . . . . 261
8.1.23 SYSCFG interrupt line 20 status register (SYSCFG_ITLINE20) . . . . . 262
8.1.24 SYSCFG interrupt line 21 status register (SYSCFG_ITLINE21
) . . . . . 262
8.1.25 SYSCFG interrupt line 22 status register (SYSCFG_ITLINE22) . . . . . 262
8.1.26 SYSCFG interrupt line 23 status register (SYSCFG_ITLINE23) . . . . . 263
8.1.27 SYSCFG interrupt line 24 status register (SYSCFG_ITLINE24) . . . . . 263
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