HT46R63/HT46C63
Options
The following table shows all kinds of options in the microcontroller. All of the options must be defined to ensure proper
system function.
No.
Options
1
PA wake-up enable or disable (1/0) options
WDT/LCD/RTC/Time Base Clock Source (fS):
2
RTCOSC(32768Hz crystal), T1D or WDTOSC (*1)
CLR WDT instructions: 1/2
3
4
WDT enable or disable
5
PA pull-high enable or disable (1 option : 4 bits (0~3/4~7))
PB pull-high enable or disable (1 option : 4 bits (0~3/4~7))
PC pull-high enable or disable (1 option : 4 bits (0~3/4~7))
PD pull-high enable or disable (1 option : 4 bits (0~3/4~7))
INT0 or INT1 trigger edge: disable; high to low; low to high; low to high or high to low.
COM3 or SEG19 (1/4 or 1/3 duty)
6
7
8
9
10
11
12
13
14
LCD on/off at halt mode
enable or disable Comparator
enable or disable PWMi function for PDi (bit optional)
fS/212~fS/215: Time base period
SEG7~SEG18 logical or LCD output
15
(1 option: 4 bits (SEG7~SEG10/SEG11~SEG14/SEG15~SEG18))
16
17
18
System oscillators: external RC/ external crystal
enable or disable RTCOSC(32.768kHz crystal) or WDTOSC at HALT mode
LCD bias current: Low/Middle/High driving current
LCD driver clock selection.
There are seven types of frequency signals for the LCD driver circuits: fS/22~fS/28, ²fS² stands for the
clock source selection by options.
19
Note:
²*1² T1D is stopped at HALT; RTCOSC(32.768kHz crystal) and WDT OSC are stopped or non-stopped at
HALT decided by option(18).
Rev. 1.90
25
May 17, 2004
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
