參數(shù)資料
型號(hào): P90CE201AEB
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 16-bit microcontroller
中文描述: 16-BIT, 24 MHz, MICROCONTROLLER, PQFP64
封裝: PLASTIC, QFP-64
文件頁(yè)數(shù): 51/77頁(yè)
文件大小: 235K
代理商: P90CE201AEB
August 1993
51
Philips Semiconductors
Product specification
16-bit microcontroller
P90CE201
Table 45
Selection of transmitter/receiver interrupt priority level.
9.3.5
UART T
RANSMITTER
/R
ECEIVER
I
NTERRUPT
V
ECTOR
(U
X
IV)
These registers have a default value of 0FH.
Table 46
Description of UxIV bits.
IPL2
IPL1
IPL0
PRIORITY LEVEL
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
Interrupt inhibited; this is also the default value.
Level 1
Level 2
Level 3
Level 4
Level 5
Level 6
Level 7
SYMBOL
BIT
FUNCTION
IV.7 to IV.0
UTIV.7 to UTIV.0
8-bit interrupt vector number. The default value of this register is 0FH.
Fig.34 UART Transmitter/Receiver Interrupt Vector (UxIV).
bit 7
IV.7
bit 6
IV.6
bit 5
IV.5
bit 4
IV.4
bit 3
IV.3
bit 2
IV.2
bit 1
IV.1
bit 0
IV.0
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