Oki ML63611, User Manual

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ML63611 User’s Manual
Chapter 10 Ports (INPUT, I/O PORT)
10 – 23
OPTION B (D): 1.5 V (3.0 V), With regulator
circuit for LCD bias
OPTION A (C): 1.5 V (3.0 V), Without regulator
circuit for LCD bias
  
PCF
PCMOD0 (037H)
(R/W)
External interrupt sampling frequency select
0: 128 Hz sampling (initial value)
1: 4 kHz sampling
bit 3 bit 2 bit 1 bit 0
PC3MOD PC2MOD PC1MOD
PC0MOD
PCMOD1 (038H)
(R/W)
bit 3 bit 2 bit 1 bit 0
Port C.3 pin function select
0: Input/output port function (initial value)
1: Serial port transmit data output (TXD) function (goes into output mode irrespective of PC3DIR)
Port C.2 pin function select
0: Input/output port function (initial value)
1:
Serial port receive clock input/output (RXC) function (switching of input/output mode
depends on SRCLK bit of serial port receive control register SRCON1. It is performed irrespective of PC2DIR)
Port C.1 pin function select
0: Input/output port function (initial value)
1:
Serial port transmit clock input/output (TXC) function (switching of input/output mode
depends on STCLK bit of serial port transmit control register STCON1. It is performed irrespective of PC1DIR)
Port C.0 pin function select
0: Input/output port function (initial value)
1: Serial port receive data input (RXD) function (goes into input mode irrespective of PC0DIR)