參數(shù)資料
型號: HD404324
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系列微電腦(4位單片微計算機)
文件頁數(shù): 27/94頁
文件大?。?/td> 573K
代理商: HD404324
HD404328 Series
27
System Clock (
CPU
)
Operating
Stopped
Non-Time-Base
Peripheral Function
Clock (
PER
)
Operating
Active mode
Standby mode
Subactive mode
Stopped
Watch mode (TMA3 = 1)
Stop mode (TMA3 = 0)
Table 20
Operations in Low-Power Dissipation Modes
Function
Stop Mode
Watch Mode
Standby Mode
Subactive Mode
*
3
CPU
Reset
Retained
Retained
OP
RAM
Retained
Retained
Retained
OP
Timer A
Reset
OP
OP
OP
Timer B
Reset
Stopped
OP
OP
Timer C
Reset
Stopped
OP
OP
Serial interface
Reset
Stopped
*
3
OP
OP
LCD
Reset
OP
OP
OP
I/O
Reset
*
1
Retained
Retained
OP
A/D
Reset
Stopped
OP
Stopped
Zero-crossing
detection
Notes: OP: indicates in operation
1. Output pins are at high impedance.
2. Subactive mode is an optional function specified on the function option list.
3. Transmission/reception is activated if a clock is input in external clock mode. (However interrupts
stop.)
4. The bias circuits still operate when the D
8
/ZCD/
EVENT
pin is set to ZCD.
Stopped
*
4
Stopped
*
4
OP
OP
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