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CXP-82220 Datasheet(PDF) 7 Page - Sony Corporation

Part # CXP-82220
Description  CMOS 8-bit Single Chip Microcomputer
PDF  21 Pages
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Manufacturer  SONY [Sony Corporation]
Direct Link  http://www.sony.co.jp
Logo SONY - Sony Corporation

CXP-82220 Datasheet(HTML) 7 Page - Sony Corporation

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CXP82220/82224
When reset
Pin
Circuit format
IP
RD (Port B)
Data bus
Port B direction
Port B output selection
"0" when reset
Port B data
"0" when reset
SO
Output enable
Port B
Port C
Port E
1 pin
High level
Hi-Z
Hi-Z
PB4/SO0
PB7/SO1
1 pin
8 pins
Hi-Z
PC0/KR0
to
PC7/KR7
6 pins
PE0/EC0/INT0
PE1/EC1/INT1
PE2/INT2
PE3/INT3/NMI
PE4/RMC
PE5/CTL
Port B
IP
RD (Port C)
Data bus
Port C direction
Port C data
"0" when reset
Key input signal
∗
Large current drive of 12mA possible
∗
RD (Port E)
IP
EC0/INT0
EC1/INT1
INT2
INT3/NMI
RMC
CTL
Data bus
Schmitt input
RD (Port B)
Data bus
Port B output selection
"1" when reset
Port B data
"1" when reset
SO
Output enable
Internal reset signal
∗
∗
Pull-up transistor approx.
10k
Ω



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