參數(shù)資料
型號: UPD78F9200MA-CAC-A
廠商: Renesas Electronics America
文件頁數(shù): 124/158頁
文件大?。?/td> 0K
描述: MCU 8BIT 1KB FLASH MEM 10-SSOP
標(biāo)準(zhǔn)包裝: 1
系列: 78K0S/Kx1+
核心處理器: 78K0S
芯體尺寸: 8-位
速度: 10MHz
外圍設(shè)備: LVD,POR,PWM,WDT
輸入/輸出數(shù): 7
程序存儲(chǔ)器容量: 1KB(1K x 8)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 128 x 8
電壓 - 電源 (Vcc/Vdd): 2 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 4x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 10-LSSOP(0.225",5.72mm 寬)
包裝: 托盤
其它名稱: 972-1044
UPD78F9200MA-CAC-A-ND
CHAPTER 4 PORT FUNCTIONS
User’s Manual U18172EJ3V0UD
66
4.2.3
Port 4
Port 4 is a 2-bit I/O port with an output latch. Each bit of this port can be set to the input or output mode by using
port mode register 4 (PM4)
Note. When the P40 and P43 pins are used as an input port, an on-chip pull-up resistor can
be connected in 1-bit units by using pull-up resistor option register 4 (PU4).
Reset signal generation sets port 4 to the input mode.
Figures 4-11 shows the block diagram of port 4.
Note In
μPD78F920x, set PM41, PM42, and PM44 to PM47 to "0" at program initialization.
Figure 4-11. Block Diagram of P40 and P43
P40, P43
WRPU
RD
WRPORT
WRPM
PU40, PU43
PM40, PM43
VDD
P-ch
PU4
PM4
Internal
bus
Output latch
(P40, P43)
Selector
P4
P4:
Port register 4
PU4:
Pull-up resistor option register 4
PM4:
Port mode register 4
RD:
Read signal
WR
××: Write signal
4.3
Registers Controlling Port Functions
The ports are controlled by the following four types of registers.
Port mode registers (PM2 to PM4)
Port registers (P2 to P4)
Port mode control register 2 (PMC2) (μPD78F920x only)
Pull-up resistor option registers (PU2 to PU4)
<R>
相關(guān)PDF資料
PDF描述
D38999/20JG39HA CONN RCPT 39POS WALL MNT W/PINS
D38999/26MA98SA CONN PLUG 3POS STRAIGHT W/SCKT
V375C24H150BG3 CONVERTER MOD DC/DC 24V 150W
MS27484E14A37S CONN PLUG 37POS STRAIGHT W/SCKT
C8051F800-GM IC MCU 8BIT 16KB FLASH 20QFN
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD78F9201GR-AND-A 制造商:Renesas Electronics Corporation 功能描述:
UPD78F9201MA(S)-CAC-E1-A 制造商:Renesas Electronics Corporation 功能描述:
UPD78F9201MA-CAC-A 功能描述:MCU 8BIT 2KB FLASH 128B RAM RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器, 系列:78K0S/Kx1+ 標(biāo)準(zhǔn)包裝:38 系列:Encore!® XP® 核心處理器:eZ8 芯體尺寸:8-位 速度:5MHz 連通性:IrDA,UART/USART 外圍設(shè)備:欠壓檢測/復(fù)位,LED,POR,PWM,WDT 輸入/輸出數(shù):16 程序存儲(chǔ)器容量:4KB(4K x 8) 程序存儲(chǔ)器類型:閃存 EEPROM 大小:- RAM 容量:1K x 8 電壓 - 電源 (Vcc/Vdd):2.7 V ~ 3.6 V 數(shù)據(jù)轉(zhuǎn)換器:- 振蕩器型:內(nèi)部 工作溫度:-40°C ~ 105°C 封裝/外殼:20-SOIC(0.295",7.50mm 寬) 包裝:管件 其它名稱:269-4116Z8F0413SH005EG-ND
UPD78F9202GR-AND-A 制造商:Renesas Electronics Corporation 功能描述:
UPD78F9202MA(T)-CAC-A 制造商:Renesas Electronics Corporation 功能描述: