UPD78F9502MA-CAC-A NEC, UPD78F9502MA-CAC-A Datasheet - Page 180

• Manufacturer Part Number: UPD78F9502MA-CAC-A
• Description: 8BIT MCU, 4K FLASH, 128B RAM, SMD
• Manufacturer: NEC

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

180
Note Perform processing to shift to normal mode in order to return to normal processing.
Remark
Figure 14-25. Example of Operation When Interrupt-Disabled Time Should Be Minimized
<1> to <8> in Figure 14-25 correspond to <1> to <8> in 14.8.11 (1) (previous page).
Figure 14-16
Figure 14-17
Figure 14-16
Figure 14-17
Figure 14-18
Figure 14-18
Figure 14-19
Figure 14-19
<1> to <7>
<1> to <6>
<1> to <7>
<1> to <6>
<1> to <5>
<6> to <11>
<1> to <5>
<6> to <11>
<3> Execute block erase command
<1> Specify block erase command
<2> Shift to self programming
<6> Shift to self programming
<4> Shift to normal mode
<7> Execute block blank
<8> Shift to normal mode
<5> Specify block blank
(VCERR and WEPRERR flags)
(VCERR and WEPRERR flags)
Erasure to blank check
<3> Check execution result
<7> Check execution result
Preliminary User’s Manual U18681EJ1V0UD
Normal termination
check command
check command
(from Erasure to Blank Check)
CHAPTER 14 FLASH MEMORY
mode
mode
Normal
Normal
Abnormal
Abnormal
Abnormal termination
Note