Figure 4-10. Format of Port Mode Control Register 2 (<" />
參數(shù)資料
型號: UPD78F9212CS-CAB-A
廠商: Renesas Electronics America
文件頁數(shù): 146/175頁
文件大?。?/td> 0K
描述: MCU 8BIT 4KB FLASH 16PIN
標(biāo)準(zhǔn)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(shè)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
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: 16-DIP(0.300",7.62mm)
包裝: 托盤
CHAPTER 4 PORT FUNCTIONS
User’s Manual U16994EJ6V0UD
70
Figure 4-10. Format of Port Mode Control Register 2 (
μPD78F921x only)
Address: FF84H, After reset: R/W
Symbol
7
6
5
4
3
2
1
0
PMC2
0
PMC23
PMC22
PMC21
PMC20
PMC2n
Specification of operation mode (n = 0 to 3)
0
Port/alternate-function (except the A/D converter function) mode
1
A/D converter mode
Caution
When PMC20 to PMC23 are set to 1, the port function on the P20/ANI0 to P23/ANI3 pins cannot
be used. Moreover, be sure to set the pull-up resistor option registers (PU20 to PU23) to 0 for the
pins set to A/D converter mode.
Table 4-3. Setting of Port Mode Register, Port Register (Output Latch), and Port Mode Control Register
When Alternate Function Is Used
Alternate-Function Pin
Port Name
Name
I/O
PM
××
P
××
PMC2n
(n = 0 to 3)
Note
ANI0
Note
Input
1
×
1
TI000
Input
1
×
0
P20
TOH1
Output
0
ANI1
Note
Input
1
×
1
TI010
Input
1
×
0
TO00
Output
0
P21
INTP0
Input
1
×
0
P22
ANI2
Note
Input
1
×
1
P23
ANI3
Note
Input
1
×
1
P32
INTP1
Input
1
×
Note
μPD78F921x only
Remark
×:
don’t care
PM
××:
Port mode register, P
××: Port register (output latch of port)
PMC2
×: Port mode control register
<R>
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