參數(shù)資料
型號: UPD78F9512GR-JJG-A
廠商: Renesas Electronics America
文件頁數(shù): 126/175頁
文件大?。?/td> 0K
描述: MCU 8BIT SGL CHIP 16PIN
標準包裝: 400
系列: 78K0S/Kx1+
核心處理器: 78K0S
芯體尺寸: 8-位
速度: 10MHz
外圍設備: LVD,POR,PWM,WDT
輸入/輸出數(shù): 13
程序存儲器容量: 4KB(4K x 8)
程序存儲器類型: 閃存
RAM 容量: 128 x 8
電壓 - 電源 (Vcc/Vdd): 2 V ~ 5.5 V
振蕩器型: 內部
工作溫度: -40°C ~ 85°C
封裝/外殼: 16-SSOP(0.173",4.40mm 寬)
包裝: 托盤
CHAPTER 3 CPU ARCHITECTURE
User’s Manual U16994EJ6V0UD
52
3.4.3 Special function register (SFR) addressing
[Function]
A memory-mapped special function register (SFR) is addressed with the 8-bit immediate data in an instruction
word.
This addressing is applied to the 256-byte space FF00H to FFFFH.
However, SFRs mapped at FF00H to
FF1FH are accessed with short direct addressing.
[Operand format]
Identifier
Description
sfr
Special function register name
[Description example]
MOV PM0, A; When selecting PM0 for sfr
Instruction code
1
0
1
0
1
0
[Illustration]
15
0
SFR
Effective
address
1
111111
87
0
7
OP code
sfr-offset
1
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