UPD78F9502MA-CAC-A NEC, UPD78F9502MA-CAC-A Datasheet - Page 52

• 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

52
WR
P2:
PU2:
PM2:
RD:
WR
WR
WR
RD
PORT
PU
PM
: Write signal
Port register 2
Pull-up resistor option register 2
Port mode register 2
Read signal
Output latch
(P23)
PM23
PU23
PM2
PU2
P2
Figure 4-4. Block Diagram of P23
Preliminary User’s Manual U18681EJ1V0UD
CHAPTER 4 PORT FUNCTIONS
V
DD
P-ch
P23/EXCLK