參數(shù)資料
型號: CLRC632
廠商: NXP Semiconductors N.V.
英文描述: Multiple Protocol Contactless Reader IC
中文描述: 多協(xié)議非接觸式讀卡器IC
文件頁數(shù): 58/163頁
文件大小: 948K
代理商: CLRC632
Philips Semiconductors
Product Specification Rev. 3.0; May 2003
Multiple Protocol Contactless Reader IC
CL RC632
58
Confidential
5.2.6
PAGE 5: FIFO, TIMER AND IRQ- PIN CONFIGURATION
5.2.6.1
Page Register
Selects the register page. See 5.2.1.1
Page Register
.
5.2.6.2
FIFOLevel Register
Defines the level for FIFO under- and overflow warning.
Name: FIFOLevel
Address: 0x29
Reset value:00001000, 0x08
7
6
5
4
3
2
1
0
0
0
WaterLevel
Access
Rights
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
Description of the bits
Bit
Symbol
Function
7-6
00
These values shall not be changed
5-0
WaterLevel
This register defines, the warning level of the CL RC632 for the μ-Processor for a
FIFO-buffer over- or underflow:
HiAlert
is set to 1, if the remaining FIFO-buffer space is equal or less than
WaterLevel
bytes in the FIFO-buffer.
LoAlert
is set to 1, if equal or less than
WaterLevel
bytes are in the FIFO-buffer.
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