UPD78F9222MC(T)-5A4-A NEC, UPD78F9222MC(T)-5A4-A Datasheet - Page 270

• Manufacturer Part Number: UPD78F9222MC(T)-5A4-A
• Description: 8BIT MCU, 4K FLASH, 256B RAM, 78F9222
• Manufacturer: NEC

Specifications of UPD78F9222MC(T)-5A4-A

• Controller Family/series: UPD78
• No. Of I/o's: 17
• Ram Memory Size: 256Byte
• Cpu Speed: 10MHz
• No. Of Timers: 4
• No. Of: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 4KB
• Oscillator Type: External, Internal

<R>
<R>
<R>
270
Notes 1. In the 78K0S/KA1+, the CLK and FLMD0 signals are connected to the X1 pin and the SI/RxD and
Notes When using FlashPro5 and QB-MINI2, the signals do not have to be connected.
CLK
FLMD0
SI/RxD
SO/TxD
/RESET
V
GND
Pin Name
DD
Note 1
2. When using FlashPro5 and QB-MINI2, the signals do not have to be connected.
Notes 1, 2
Notes 1, 2
Note 1
SO/TxD signals to the X2 signal; therefore, these signals need to be directly connected.
FlashPro4/FlashPro5/QB-MINI2 Connection Pin
Table 18-2. Wiring Between 78K0S/KA1+ and FlashPro4/FlashPro5/QB-MINI2
Output
Output
Input
Output
Output
I/O
–
–
Figure 18-3. Wiring diagram with FlashPro4/FlashPro5/QB-MINI2
Clock to 78K0S/KA1+
On-board mode signal
Receive signal
Receive signal/on-board mode signal
Reset signal
V
Ground
QB-MINI2 signal name
DD
FlashPro4/FlashPro5/
voltage generation/voltage monitor
FLMD0
SI/RxD
/RESET
SO/TxD
GND
CLK
V
DD
CHAPTER 18 FLASH MEMORY
Note
Note
User’s Manual U16898EJ5V0UD
Pin Function
10
1
2
3
4
5
6
7
8
9
78K0S/KA1+
X1/P121
X2/P122
RESET/P34
V
V
DD
SS
20
19
18
17
16
15
14
13
12
11
78K0S/KA1+ Connection Pin
Pin Name
2
3
6
5
1
Pin No.