UPD75238GJ NEC [NEC], UPD75238GJ Datasheet - Page 85
UPD75238GJ
Manufacturer Part Number
UPD75238GJ
Description
4 BIT SINGLE-CHIP MICROCOMPUTER
Manufacturer
NEC [NEC]
Datasheet
1.UPD75238GJ.pdf
(190 pages)
- Current page: 85 of 190
- Download datasheet (2Mb)
Remarks 3. When clearing CSIE0 during serial transfer, use the following procedure:
Examples 1. f
2. Serial transfer dependent on the contents of CSIM0 is enabled.
1
2
3
transfer is completed, and serial transfer is performed in the SBI mode with the SB0 pin used
as the serial data bus.
SEL
MOV
MOV
SEL
SET1
X
/2
Disable interrupts by clearing the interrupt enable flag.
Clear CSIE0.
Clear the interrupt request flag.
4
is selected as the serial clock, serial interrupt IRQCSI0, is generated each time serial
MB15
XA, #10001010B
CSIM0, XA
MB15
CSIE0
; or CLR1 MBE
; or CLR1 MBE
; CSIM0
10001010B
PD75238
85
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