Low Speed USB Peripheral Controller Specification Sheet

CY7C63310, CY7C638xx
Document 38-08035 Rev. *K Page 65 of 83
2A TMRCR First Edge
Hold
8-bit capture Prescale Cap0 16bit
Enable
Reserved bbbbb--- 00000000
2B TCAPINTE Reserved Cap1 Fall
Active
Cap1 Rise
Active
Cap0 Fall
Active
Cap0 Rise
Active
----bbbb 00000000
2C TCAPINTS Reserved Cap1 Fall
Active
Cap1 Rise
Active
Cap0 Fall
Active
Cap0 Rise
Active
----bbbb 00000000
30 CPUCLKCR Reserved USB
CLK/2
Disable
USB CLK
Select
Reserved CPU
CLK Select
-bb----b 00010000
31 ITMRCLKCR TCAPCLK Divider TCAPCLK Select ITMRCLK Divider ITMRCLK Select bbbbbbbb 10001111
32 CLKIOCR Reserved Reserved CLKOUT Select ---bbbbb 00000000
34 IOSCTR foffset[2:0] Gain[4:0] bbbbbbbb 000ddddd
36 LPOSCTR 32 kHz
Low
Power
Reserved 32 kHz Bias Trim [1:0] 32 kHz Freq Trim [3:0] b-bbbbbb dddddddd
39 OSCLCKCR Reserved Fine Tune
Only
USB
Osclock
Disable
------bb 00000000
3C SPIDATA SPIData[7:0] bbbbbbbb 00000000
3D SPICR Swap LSB First Comm Mode CPOL CPHA SCLK Select bbbbbbbb 00000000
40 USBCR USB
Enable
Device Address[6:0] bbbbbbbb 00000000
41 EP0CNT Data
Toggle
Data Valid Reserved Byte Count[3:0] bbbbbbbb 00000000
42 EP1CNT Data
Toggle
Data Valid Reserved Byte Count[3:0] bbbbbbbb 00000000
43 EP2CNT Data
Toggle
Data Valid Reserved Byte Count[3:0] bbbbbbbb 00000000
44 EP0MODE Setup
rcv’d
IN rcv’d OUT rcv’d ACK’d trans Mode[3:0] ccccbbbb 00000000
45 EP1MODE Stall Reserved NAK Int
Enable
Ack’d trans Mode[3:0] b-bcbbbb 00000000
46 EP2MODE Stall Reserved NAK Int
Enable
Ack’d trans Mode[3:0] b-bcbbbb 00000000
50–57 EP0DATA Endpoint 0 Data Buffer [7:0] bbbbbbbb ????????
58–5F EP1DATA Endpoint 1 Data Buffer [7:0] bbbbbbbb ????????
60–67 EP2DATA Endpoint 2 Data Buffer [7:0] bbbbbbbb ????????
73 VREGCR Reserved Keep Alive VREG
Enable
------bb 00000000
74 USBXCR USB Pull
up Enable
Reserved USB Force
State
b------b 00000000
DA INT_CLR0 GPIO Port
1
Sleep
Timer
INT1 GPIO Port
0
SPI
Receive
SPI Transmit INT0 POR/LVD bbbbbbbb 00000000
DB INT_CLR1 TCAP0 Prog
Interval
Timer
1-ms
Timer
USB Active USB Reset USB EP2 USB EP1 USB EP0 bbbbbbbb 00000000
DC INT_CLR2 Reserved Reserved GPIO Port
3
GPIO Port 2 PS/2 Data
Low
INT2 16-bit
Counter
Wrap
TCAP1 -bbbbbbb 00000000
DE INT_MSK3 ENSWINT Reserved b------- 00000000
DF INT_MSK2 Reserved Reserved GPIO Port
3
Int Enable
GPIO Port 2
Int Enable
PS/2 Data
Low Int
Enable
INT2
Int Enable
16-bit
Counter
Wrap
Int Enable
TCAP1
Int Enable
-bbbbbbb 00000000
E1 INT_MSK1 TCAP0
Int Enable
Prog
Interval
Timer
Int Enable
1-ms
Timer
Int Enable
USB Active
Int Enable
USB Reset
Int Enable
USB EP2
Int Enable
USB EP1
Int Enable
USB EP0
Int Enable
bbbbbbbb 00000000
E0 INT_MSK0 GPIO Port
1
Int Enable
Sleep
Timer
Int Enable
INT1
Int Enable
GPIO Port 0
Int Enable
SPI
Receive
Int Enable
SPI Transmit
Int Enable
INT0
Int Enable
POR/LVD
Int Enable
bbbbbbbb 00000000
24. Register Summary (continued)
The XIO bit in the CPU Flags Register must be set to access the extended register space for all registers above 0xFF.
Addr Name 7 6 5 4 3 2 1 0 R/W Default
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