LPC47N227TQFP Standard Microsystems (SMSC), LPC47N227TQFP Datasheet - Page 167

• Manufacturer Part Number: LPC47N227TQFP
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LPC47N227TQFP

• Lead Free Status / RoHS Status: Not Compliant

CR36 can only be accessed in the configuration state and after the CSR has been initialized to 36H.
CR36 is GPIO Polarity Register 3 and is used to select the polarity of GP30-GP37 pins.
CR37
CR37 can only be accessed in the configuration state and after the CSR has been initialized to 37H.
CR37 is GPIO Direction Register 4 and is used to select the direction of GP40-GP47 pins.
BIT NO.
BIT NO.
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
Type: R/W
Type: R/W
BIT NAME
BIT NAME
GP30
GP31
GP32
GP33
GP34
GP35
GP36
GP37
GP40
GP41
GP42
GP43
GP44
GP45
GP46
GP47
The bits in this register are used to select the polarity of the
GP30-GP37 pins.
0=Non-Inverted
1=Inverted
The bits in this register are used to select the direction of the
GP40-GP47 pins.
0=Input
1=Output
GPIO Direction Register 4
GPIO Polarity Register 3
Table 106 – CR36
Table 107 – CR37
167
DESCRIPTION
DESCRIPTION
Default: 0x00 on VTR POR
Default: 0x00 on VTR POR