TC1796
System Units (Vol. 1 of 2)
General Purpose I/O Ports and Peripheral I/O Lines
User’s Manual 10-8 V2.0, 2007-07
Ports, V2.0
Pn_IOCR4
Port n Input/Output Control Register 4
(14
H
) Reset Value: 2020 2020
H
31 28 27 24 23 20 19 16 15 12 11 8 7 4 3 0
PC70PC60PC50PC40
rw r rw r rw r rw r
Field Bits Type Description
PC4,
PC5,
PC6,
PC7
[7:4],
[15:12],
[23:20],
[31:28]
rw Port Control for Port n Pin 4 to 7
This bit field determines the Port n line x functionality
(x = 4-7) according to the coding table (see
Table 10-3).
0 [3:0],
[11:8],
[19:16],
[27:24]
r Reserved
Read as 0; should be written with 0.
Pn_IOCR8
Port n Input/Output Control Register 8
(18
H
) Reset Value: 2020 2020
H
31 28 27 24 23 20 19 16 15 12 11 8 7 4 3 0
PC11 0 PC10 0 PC9 0 PC8 0
rw r rw r rw r rw r
Field Bits Type Description
PC8,
PC9,
PC10,
PC11
[7:4],
[15:12],
[23:20],
[31:28]
rw Port Control for Port n Pin 8 to 11
This bit field determines the Port n line x functionality
(x = 8-11) according to the coding table (see
Table 10-3).
0 [3:0],
[11:8],
[19:16],
[27:24]
r Reserved
Read as 0; should be written with 0.