參數資料
型號: HD404459
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-Series microcomputer(4位單片微計算機)
中文描述: 4位HMCS400系列微機(4位單片微計算機)
文件頁數: 4/120頁
文件大?。?/td> 692K
代理商: HD404459
HD404459 Series
4
Pin Description
Pin Number
Item
Symbol
FP-64A
I/O
Function
Power supply V
CC
24
Power voltage
GND
TEST
8
Ground
Test
5
I
Used for factory testing only: Connect this pin to V
CC
Resets the MCU
Reset
RESET
11
I
Oscillator
OSC
1
6
I
Input/output pins for the internal oscillator circuit:
Connect them to a ceramic, crystal, or connect only
OSC
1
to an external oscillator circuit
OSC
2
X1
7
O
10
I
Used for a 32.768-kHz crystal for clock purposes. If
not to be used, fix the X1 pin to V
CC
and leave the X2
pin open.
X2
9
O
Ports
D
0
–D
9
D
10
, D
11
R0
0
–R9
3
12–21
I/O
Input/output pins addressable by individual bits
22, 23
I
Input pins addressable by individual bits
25–64
I/O
Input/output pins addressable in 4-bit units. The R9
3
port is an input-only pin.
RA
0
–RA
3
INT
0
,
INT
1
,
INT
2
, INT
3
,
WU
0
WU
7
STOPC
SCK
1–4
I
Input pins addressable in 4-bit units
Interrupts
25–28, 45–52
I
Input pins for external interrupts
Stop clear
23
I
Input pin for transition from stop mode to active mode
Serial
interface
42
I/O
Serial clock input/output pin
SI
43
I
Serial receive data input pin
SO
44
O
Serial transmit data output pin
Timers
TOB, TOC,
TOD
EVNB
,
EVND
37–39
O
Timer output pins
40, 41
I
Event count input pins
Voltage
comparator
COMP
0
COMP
3
VC
ref
1–4
I
Analog input pins for voltage comparator
64
I
Standard voltage pin for inputting the threshold
voltage of analog input pins
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相關代理商/技術參數
參數描述
HD404459H 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:4-bit HMCS400-series microcomputers
HD404459SERIES 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
HD404508FS 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
HD404608FS 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
HD404608H 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller