UPD78F9502MA-CAC-A NEC, UPD78F9502MA-CAC-A Datasheet - Page 158

• 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

158
Caution Be sure to perform the series of operations described above using the user program at an
Remark
address where data is not erased nor written.
<1> to <6> in Figure 14-17 correspond to <1> to <6> in 14.8.5 (previous page).
<3>
Figure 14-17. Example of Shifting to Normal Mode
FLPMC = 0FFH (inverted set value)
<1> Clear FLCMD (FLCMD=00H)
<4> Check execution result
(by executing EI instruction
FLPMC = 00H (set value)
FLPMC = 00H (set value)
Shift to normal mode
<5> Enable interrupts
and changing MK0)
Preliminary User’s Manual U18681EJ1V0UD
<6> Termination
(FPRERR flag)
PFCMD = A5H
<2> Clear PFS
CHAPTER 14 FLASH MEMORY
Normal
Restore the CPU clock to its setting
before the self programming
Abnormal
; When interrupt function is used
; Set value is invalid
; Set value is valid