UPD78F9222MC(T)-5A4-A NEC, UPD78F9222MC(T)-5A4-A Datasheet - Page 8

• 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

CHAPTER 1 OVERVIEW.........................................................................................................................14
CHAPTER 2 PIN FUNCTIONS ...............................................................................................................22
CHAPTER 3 CPU ARCHITECTURE ......................................................................................................28
8
1.1
1.2
1.3
1.4
1.5
1.6
2.1
2.2
2.3 Pin I/O Circuits and Connection of Unused Pins ......................................................................26
3.1
3.2
3.3 Instruction Address Addressing.................................................................................................40
3.4
Features ......................................................................................................................................14
Ordering Information .................................................................................................................16
Pin Configuration (Top View)....................................................................................................17
78K0S/Kx1+ Product Lineup .....................................................................................................19
Block Diagram ............................................................................................................................20
Functional Outline......................................................................................................................21
Pin Function List ........................................................................................................................22
Pin Functions..............................................................................................................................24
2.2.1
2.2.2
2.2.3
2.2.4
2.2.5
2.2.6
2.2.7
2.2.8
2.2.9
2.2.10
Memory Space ............................................................................................................................28
3.1.1
3.1.2
3.1.3
3.1.4
Processor Registers ..................................................................................................................33
3.2.1
3.2.2
3.2.3
3.3.1
3.3.2
3.3.3
3.3.4
Operand Address Addressing ..................................................................................................43
3.4.1
3.4.2
3.4.3
3.4.4
3.4.5
3.4.6
P20 to P23 (Port 2)......................................................................................................................24
P30, P31, and P34 (Port 3)..........................................................................................................24
P40 to P45 (Port 4)......................................................................................................................25
P121 to P123 (Port 12) ................................................................................................................25
P130 (Port 13) .............................................................................................................................25
RESET ........................................................................................................................................25
X1 and X2....................................................................................................................................26
AV
V
V
Internal program memory space..................................................................................................30
Internal data memory space ........................................................................................................30
Special function register (SFR) area............................................................................................31
Data memory addressing.............................................................................................................31
Control registers ..........................................................................................................................33
General-purpose registers ...........................................................................................................35
Special function registers (SFRs) ................................................................................................36
Relative addressing .....................................................................................................................40
Immediate addressing .................................................................................................................41
Table indirect addressing.............................................................................................................41
Register addressing.....................................................................................................................42
Direct addressing.........................................................................................................................43
Short direct addressing................................................................................................................44
Special function register (SFR) addressing .................................................................................45
Register addressing.....................................................................................................................46
Register indirect addressing ........................................................................................................47
Based addressing........................................................................................................................48
DD
SS
REF
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User’s Manual U16898EJ5V0UD
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