HT47C10L
8-Bit R-F Type Low Voltage Mask MCU
Features
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Operating voltage: 1.2V~2.2V
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Eight bidirectional I/O lines
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On-chip 32kHz/128kHz built-in RC oscillator
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HALT function and wake-up feature reduce power
consumption
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One LCD driver with 9麓4 segments, 1/4 duty, 1/2 bias
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RC type A/D converter
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Two-level subroutine nesting
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Bit manipulation instruction
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16-bit table read instruction
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Up to 122ms instruction cycle with 32768Hz system
(Mask option; 128kHz is selected especially for EL
driving)
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Watchdog timer
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1K麓16 program memory ROM
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32麓8 data memory RAM
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One time base (TB)
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One buzzer output
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One EL output
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One externally adjustable low voltage detector
clock
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All instructions in one or two machine cycles
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63 powerful instructions
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44-pin QFP package
General Description
The HT47C10L is an 8-bit high performance RISC-like
microcontroller. Its single cycle instruction and
two-stage pipeline architecture make it suitable for high
speed applications. The device is suited for clinical ther-
mometers.
Block Diagram
S y s te m
In te rru p t
C ir c u it
S T A C K 1
S T A C K 0
T N 1
T N 0
T E
IN T C
T im e r A
A /D
In s tr u c tio n
R e g is te r
C lo c k
R C
T y p e
A /D
C o n v e rte r
R C IN
R R E .
R S E N
P u ls e W id th
M e a s u re m e n t
M o d e C o n tro l
T N 1
T N 0
T O N
C lo c k ( f
S
Y S
)
P ro g ra m
R O M
P ro g ra m
C o u n te r
M P
M
U
X
D A T A
M e m o ry
T im e r B
T im e B a s e
W D T
In s tr u c tio n
D e c o d e r
A L U
S h ifte r
P A
1 2 8 k H z /3 2 k H z
R C O s c illa to r
* M a s k O p tio n
B P
A C C
L C D
M e m o ry
C 1
C 2
D o u b le
V o lta g e
L C D D r iv e r
L V D
V D D
V S S
R E S
T E S T 1
T E S T 2
M U X
L C D B Z /B Z
E L 1 /E L 2
S T A T U S
P o rt A
P A
P A
P A
P A
P A
P A
P A
P A
7
L V D
0 /B
1 /B
2 /E
3 /E
4
5
6
Z
Z
f
S
Y S
= 3 2 k H z
T im in g
G e n e ra to r
f
S Y S
= 3 2 k H z
L 1
L 2
V C C
C O M 0 ~ C O M 3
S E G 0 ~ S E G 8
Rev. 1.10
1
October 2, 2002