Reference Manual ADuCM356
REGISTER DETAILS: DIGITAL INPUTS AND OUTPUTS
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Not all bits are accessible to the user on every port. Inaccessible
bits are reserved. See Table 255 for more details on the accessible
bits.
GPIO PORT CONFIGURATION REGISTERS
Address: 0x40020000, Reset: 0x00000000, Name: GP0CON
Address: 0x40020040, Reset: 0x00000000, Name: GP1CON
Address: 0x40020080, Reset: 0x00000000, Name: GP2CON
Table 259. Bit Descriptions for GP0CON, GP1CON, GP2CON
Bits Bit Name Settings Description
1
Access
[31:30] CON15 Configuration Bits for Port x.15. See Table 255. R/W
[29:28] CON14 Configuration Bits for Port x.14. See Table 255. R/W
[27:26] CON13 Configuration Bits for Port x.13. See Table 255. R/W
[25:24] CON12 Configuration Bits for Port x.12. See Table 255. R/W
[23:22] CON11 Configuration Bits for Port x.11. See Table 255. R/W
[21:20] CON10 Configuration Bits for Port x.10. See Table 255. R/W
[19:18] CON9 Configuration Bits for Port x.9. See Table 255. R/W
[17:16] CON8 Configuration Bits for Port x.8. See Table 255. R/W
[15:14] CON7 Configuration Bits for Port x.7. See Table 255. R/W
[13:12] CON6 Configuration Bits for Port x.6. See Table 255. R/W
[11:10] CON5 Configuration Bits for Port x.5. See Table 255. R/W
[9:8] CON4 Configuration Bits for Port x.4. See Table 255. R/W
[7:6] CON3 Configuration Bits for Port x.3. See Table 255. R/W
[5:4] CON2 Configuration Bits for Port x.2. See Table 255. R/W
[3:2] CON1 Configuration Bits for Port x.1. See Table 255. R/W
[1:0] CON0 Configuration Bits for Port x.0. See Table 255. R/W
1
X is 0 for Port 0, 1 for Port 1, and 2 for Port 2.
GPIO PORT OUTPUT ENABLE REGISTERS
Address: 0x40020004, Reset: 0x0000, Name: GP0OEN
Address: 0x40020044, Reset: 0x0000, Name: GP1OEN
Address: 0x40020084, Reset: 0x0000, Name: GP2OEN
Table 260. Bit Descriptions for GP0OEN, GP1OEN, GP2OEN
Bits Bit Name Settings Description Access
[15:0] OEN Pin Output Drive Enable. R/W
0 Disable the output on the corresponding GPIO.
1 Enable the output on the corresponding GPIO.
GPIO PORT INPUT/OUTPUT PULL-UP ENABLE REGISTERS
Address: 0x40020008, Reset: 0x2, Name: GP0PE
Address: 0x40020048, Reset: 0x0002, Name: GP1PE
Address: 0x40020088, Reset: 0x0000, Name: GP2PE
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