參數(shù)資料
型號: UPD75048GC
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機
文件頁數(shù): 24/68頁
文件大?。?/td> 538K
代理商: UPD75048GC
24
μ
PD75048
6.3
CLOCK OUTPUT CIRCUIT
The clock output circuit outputs clock pulse from the P22/PCL pin. This clock pulse is used for
supplying clock pulses to the remote control output, peripheral LSIs, etc.
Clock output (PCL):
Φ
, 524 kHz, 65.5 kHz (at 4.19 MHz)
Selector
Output
buffer
PCL/P22
Bit 2 of PMGB
PORT2.2
Port 2 input/
output mode
specification
bit
P22 output
latch
Internal bus
CLOM3 CLOM2 CLOM1 CLOM0 CLOM
4
F
f
X
/2
3
f
X
/2
4
f
X
/2
6
From the
clock
generator
Fig. 6-2 Clock Output Circuit Configuration
Remarks:
A measures to prevent outputting narrow width pulse when selecting clock output
enable/disable is taken.
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