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SN8F2250B 参数 Datasheet PDF下载

SN8F2250B图片预览
型号: SN8F2250B
PDF下载: 下载PDF文件 查看货源
内容描述: 8位微控制器 [8-Bit Micro-Controller]
分类和应用: 微控制器
文件页数/大小: 133 页 / 1554 K
品牌: SONIX [ SONIX TECHNOLOGY COMPANY ]
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SN8F2250B Series  
USB 2.0 Full-Speed 8-Bit Micro-Controller  
2.1.4 SYSTEM REGISTER  
2.1.4.1 SYSTEM REGISTER TABLE  
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
-
-
R
Z
Y
-
PFLAG RBANK TC0M  
TC0C  
TC0R  
TC1M  
TC1C  
TC1R  
-
-
8
9
USTAT EP0OU USB_IN  
US  
EP  
_ACK  
EP  
_NAK  
UDA  
UE0R UE1R UE2R  
UE3R  
T_CNT T_EN  
UDR0_ UDR0_ EP1OU EP2OU EP3OU  
-
-
-
-
-
UDP0  
-
-
UPID UToggle  
-
-
-
A
B
R
W
T_CNT T_CNT T_CNT  
PEROM PEROM PERAM PERAM PEDGE  
-
SIOM  
SIOR  
SIOB  
-
P0M  
-
PECMD  
L
H
L
CNT  
P1W  
P0  
P1M  
P1  
P2M  
P2  
-
-
-
-
-
-
P5M INTRQ1 INTEN1 INTRQ INTEN OSCM  
-
WDTR  
-
PCL  
PCH  
STKP  
-
C
D
E
F
P5  
-
-
-
T0M  
-
T0C  
-
T1M  
-
T1C_L T1C_H  
-
-
-
P0UR P1UR  
P2UR  
P5UR  
@YZ  
-
-
-
STK7L STK7H STK6L STK6H STK5L STK5H STK4L STK4H STK3L STK3H STK2L STK2H STK1L STK1H STK0L  
STK0H  
2.1.4.2 SYSTEM REGISTER DESCRIPTION  
R = Working register and ROM look-up data buffer.  
PFLAG = ROM page and special flag register.  
UDA = USB control register.  
Y, Z = Working, @YZ and ROM addressing register.  
RBANK = RAM bank selection register.  
UE0R~UE3R = Endpoint 0~3 control registers.  
UDR0_R = USB FIFO read data buffer by UDP0 point to.  
EP_NAK = Endpoint NAK flag register.  
UDR0_W = USB FIFO write data buffer by UDP1 point to.  
UPID = USB bus control register.  
UDP0 = USB FIFO address pointer.  
UDR0_W = USB FIFO write data buffer by UDP0 point to.  
EP_ACK = Endpoint ACK flag register.  
UToggle = USB endpoint toggle bit control register.  
USTATUS = USB status register.  
USB_INT_EN = USB interrupt enable/disable control register.  
SIOR = SIO’s clock reload buffer  
EPXOUT_CNT = USB endpoint 1~3 OUT token data byte counter  
SIOM = SIO mode control register.  
PEDGE = P0.0, P0.1 edge direction register.  
INTEN = Interrupt enable register.  
SIOB = SIO’s data buffer.  
PnM = Port n input/output mode register.  
INTRQ = Interrupt request register.  
INTRQ1 = Interrupt1 request register.  
INTEN1 = Interrupt1 enable register.  
WDTR = Watchdog timer clear register.  
PCH, PCL = Program counter.  
OSCM = Oscillator mode register.  
TC0R = TC0 auto-reload data buffer.  
TnM = Tn mode register. n = 0, 1, C0, C1  
TnR = Tn register. n = C0, C1  
Pn = Port n data buffer.  
STKP = Stack pointer buffer.  
TnC = T0 counting register. n = 0, 1, C0, C1  
PnUR = Port n pull-up resister control register.  
P1W = Port 1 wakeup control register.  
PEROM = ISP ROM address.  
@YZ = RAM YZ indirect addressing index pointer.  
STK0~STK7 = Stack 0 ~ stack 7 buffer.  
PECMD = ISP command register.  
PERAM = ISP RAM mapping address.  
PERAMCNT = ISP RAM programming counter register.  
SONiX TECHNOLOGY CO., LTD  
Page 24  
Version 1.1  
 
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