參數(shù)資料
型號(hào): Q67126-C2042
廠商: SIEMENS AG
元件分類(lèi): 8位微控制器
英文描述: 8-Bit CMOS Microcontroller
中文描述: 8位CMOS微控制器
文件頁(yè)數(shù): 21/65頁(yè)
文件大小: 427K
代理商: Q67126-C2042
Semiconductor Group
21
1997-10-01
C540U
C541U
Pow.
Sav.
Modes
PCON
PCON1
Power Control Register
Power Control Register 1
87H
88H
4)
X00X0000B
0XX0XXXXB
2)
2)
USB
Module
EPSEL
USBVAL
ADROFF
GEPIR
DCR
DPWDR
DIER
DIRR
FNRL
FNRH
EPBCn
1)
EPBSn
1)
EPIEn
1)
EPIRn
1)
EPBAn
1)
EPLENn
1)
USB Endpoint Select Register
USB Data Register
USB Address Offset Register
USB Global Endpoint Interrupt Request Reg.
USB Device Control Register
USB Device Power Down Register
USB Device Interrupt Control Register
USB Device Interrupt Request Register
USB Frame Number Register, Low Byte
USB Frame Number Register, High Byte
USB Endpoint n Buffer Control Register
USB Endpoint n Buffer Status Register
USB Endpoint n Interrupt Enable Register
USB Endpoint n Interrupt Request Register
USB Endpoint n Base Address Register
USB Endpoint n Buffer Length Register
D2H
D3H
D4H
D6H
C1H
C2H
C3H
C4H
C6H
C7H
C1H
C2H
C3H
C4H
C5H
C6H
80H
00H
00H
00H
000X0000B
00H
00H
00H
XXH
00000XXXB
00H
20H
00H
10H
00H
0XXXXXXXB
2)
3)
1) These register are multiple registers (n=0-4) with the same SFR address; selection of register “n“ is done by
SFR EPSEL.
2) The reset value of ADROFF is valid only if USBVAL has not been read or written since the last hardware reset.
3) The reset value of EPIR0 is 11
H
.
Table 3
Special Function Registers - Functional Blocks (cont’d)
Block
Symbol
Name
Address
Contents after
Reset
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