GMS81C1102 / GMS81C1202
13.3 RC and RCIO registers
RC is an 4-bit bidirectional I/O port (address C4H). Each
pin can be set individually as input and output through the
RCIO register (address C5H).
ADDRESS : C4H
RESET VALUE : Undefined
ADDRESS : C5H
RESET VALUE : ------00
RC Data Register
RC Direction Register
RCIO
-
-
-
-
-
-
RC
RC1 RC0
RC1 RC0
-
-
-
-
-
-
INPUT / OUTPUT DATA
DIRECTION SELECT
0 : INPUT PORT
1 : OUTPUT PORT
Figure 13-4 Registers of Port RC
40
Jan. 2002 ver 2.0