UPD75238GJ NEC [NEC], UPD75238GJ Datasheet - Page 104
UPD75238GJ
Manufacturer Part Number
UPD75238GJ
Description
4 BIT SINGLE-CHIP MICROCOMPUTER
Manufacturer
NEC [NEC]
Datasheet
1.UPD75238GJ.pdf
(190 pages)
- Current page: 104 of 190
- Download datasheet (2Mb)
Master device processing (transmitter)
Transfer line
Slave device processing (receiver)
Program processing
Program processing
Hardware operation
Hardware operation
SCK0 pin
SB0 pin
Fig. 4-56 Data Transfer Operation from Master Device to Slave Device
Write
to SIO0
1
D7
2
D6
3
D5
Serial receive operation
Serial send operation
4
D4
Data
5
D3
6
D2
7
D1
8
D0
9
Generate
IRQCSI0
Generate
IRQCSI0
Read
SIO0
Interrupt handling (preparation for next serial transfer)
Set
ACKT
Output
ACK
Output
BUSY
ACK
Set
ACKD
BUSY
Clear
BUSY
Clear
BUSY
READY
Stop
SCK0
Related parts for UPD75238GJ
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
The high-density rack server NEC Express5800/R120d-1E
Manufacturer:
NEC [NEC]
Datasheet:
Part Number:
Description:
The high-density rack server NEC Express5800/R120d-1M
Manufacturer:
NEC [NEC]
Datasheet:
Part Number:
Description:
The flexible compact rack server NEC Express5800/R120d-2E
Manufacturer:
NEC [NEC]
Datasheet:
Part Number:
Description:
The high-capacity rack server NEC Express5800/R120d-2E(Storage-Rich)
Manufacturer:
NEC [NEC]
Datasheet:
Part Number:
Description:
The scalable compact rack server NEC Express5800/R120d-2M
Manufacturer:
NEC [NEC]
Datasheet:
Part Number:
Description:
The flexible blade server NEC Express5800/B120d
Manufacturer:
NEC [NEC]
Datasheet:
Part Number:
Description:
16/8 bit single-chip microcomputer
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
Dual audio power amp circuit
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
Dual comparator
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
MOS type composite field effect transistor
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
50 V/100 mA FET array incorporating 2 N-ch MOSFETs
Manufacturer:
NEC
Datasheet: