HT46R63 Holtek Semiconductor Inc., HT46R63 Datasheet - Page 24

• Manufacturer Part Number: HT46R63
• Description: Ht46r63/ht46c63 -- A/d With Lcd Type 8-bit Mcu
• Manufacturer: Holtek Semiconductor Inc.

Options
The following table shows all kinds of options in the microcontroller. All of the options must be defined to ensure proper
system function.
Note:
Rev. 2.30
No.
10
11
12
13
14
15
16
17
18
19
1
2
3
4
5
6
7
8
9
decided by option(17).
*1 T1 is stopped at HALT; RTCOSC(32.768kHz crystal) and WDT OSC are stopped or non-stopped at HALT
PA wake-up enable or disable (1/0) options
WDT/LCD/RTC/Time Base Clock Source (f
RTCOSC(32768Hz crystal), T1 or WDTOSC (*1)
CLR WDT instructions: 1/2
WDT enable or disable
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)
LCD on/off at halt mode
enable or disable Comparator
enable or disable PWMi function for PDi (bit optional)
f
SEG7~SEG18 logical or LCD output
(1 option: 4 bits (SEG7~SEG10/SEG11~SEG14/SEG15~SEG18))
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: f
clock source selection by options.
S
/2
12
~f
S
/2
15
: Time base period
S
24
):
Options
S
HT46R63/HT46C63
/2
2
~f
S
/2
8
, f
S
March 22, 2006
stands for the