參數(shù)資料
型號: UPD784031YGC-8BT
廠商: NEC Corp.
英文描述: 16-/8-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 16-/8-bit的單晶片微控制器
文件頁數(shù): 20/88頁
文件大小: 464K
代理商: UPD784031YGC-8BT
20
μ
PD784031Y
6.2.2 Control registers
(1) Program counter (PC)
The program counter is a 20-bit register whose contents are automatically updated when the program is executed.
Figure 6-3. Program Counter (PC) Format
(2) Program status word (PSW)
This register holds the statuses of the CPU. Its contents are automatically updated when the program is executed.
Figure 6-4. Program Status Word (PSW) Format
Note
This flag is provided to maintain compatibility with the 78K/III Series. Be sure to clear this flag to 0, except when
the software for the 78K/III Series is used.
(3) Stack pointer (SP)
This is a 24-bit pointer that holds the first address of the stack.
Be sure to write 0 to the higher 4 bits of this pointer.
Figure 6-5. Stack Pointer (SP) Format
19
0
PC
15
14
13
12
11
10
9
8
UF
RBS2
RBS1
RBS0
PSWH
7
6
5
4
3
2
1
0
S
Z
RSS
Note
AC
IE
P/V
0
CY
PSWL
PSW
23
0
SP
20
0
0
0
0
相關(guān)PDF資料
PDF描述
UPD784037YGC TRANS PREBIASED DUAL NPN SOT363
UPD784037 16-/8-BIT SINGLE-CHIP MICROCONTROLLERS
UPD784038YGK RECTIFIER BRIDGE 1.5A 1000V 40A-ifsm 1.1V-vf 5uA-ir KBP 35/TUBE
UPD784035YGC 16-/8-BIT SINGLE-CHIP MICROCONTROLLERS
UPD784035YGK 16-/8-BIT SINGLE-CHIP MICROCONTROLLERS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD784031YGC-8BT-A 制造商:Renesas Electronics Corporation 功能描述:
UPD784031YGK-9EU 制造商:Renesas Electronics Corporation 功能描述:
UPD784038GC-392-8BT-A 制造商:Renesas Electronics Corporation 功能描述:
UPD784038GC-410-8BT-A 制造商:Renesas Electronics Corporation 功能描述:
UPD784218AGC-382-8EU-NRE-A 制造商:Renesas Electronics Corporation 功能描述: