UPD78F9502MA-CAC-A NEC, UPD78F9502MA-CAC-A Datasheet - Page 176
UPD78F9502MA-CAC-A
Manufacturer Part Number
UPD78F9502MA-CAC-A
Description
8BIT MCU, 4K FLASH, 128B RAM, SMD
Manufacturer
NEC
Datasheet
1.UPD78F9502MA-CAC-A.pdf
(229 pages)
Specifications of UPD78F9502MA-CAC-A
Controller Family/series
UPD78F
No. Of I/o's
8
Ram Memory Size
128Byte
Cpu Speed
10MHz
No. Of Timers
2
No. Of Pwm
RoHS Compliant
Core Size
8bit
Program Memory Size
4KB
Oscillator Type
External, Internal
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(2) Write to internal verify
Note Perform processing to shift to normal mode in order to return to normal processing.
Remark
<1> Mode is shifted from normal mode to self programming mode (<1> to <7> in 14.8.4)
<2> Specification of source data for write
<3> Execution of byte write
<4> <3> is repeated until all data are written.
<5> Execution of internal verify
<6> Mode is shifted from self programming mode to normal mode (<1> to <6> in 14.8.5)
Figure 14-24. Example of Operation When Command Execution Time Should Be Minimized
<1> to <6> in Figure 14-24 correspond to <1> to <6> in 14.8.10 (2) above.
Figure 14-16
Figure 14- 20
Figure 14- 21
Figure 14-17
<1> to <10>
<1> to <11>
<1> to <6>
<1> to <7>
<5> Execute internal verify command
<3> Execute byte write command
Error check (<1> to <10> in 14.8.8)
<1> Shift to self programming
<2> Set source data for write
Preliminary User’s Manual U18681EJ1V0UD
<6> Shift to normal mode
(VCERR and WEPRERR flags)
(VCERR and WEPRERR flags)
Error check (<1> to <11> in 14.8.9)
Write to internal verify
CHAPTER 14 FLASH MEMORY
<3> Check execution result
<5> Check execution result
<4> All data written?
(from Write to Internal Verify)
Normal termination
mode
No
Normal
Normal
Abnormal
Abnormal
Yes
Abnormal termination
Note
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