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CHAPTER 30 USB Mini-host
■ Host Control Registers 0, 1 (HCNT0/HCNT1)
7
6
RWKIRE URIRE
R/W
R/W
X
: undefined value
R/W
: Readable and writable
: Initial value
774
Figure 30.4-1 Host Control Register (HCTN0)
5
4
3
2
1
CMPIRE CNNIRE
DIRE
SOFIRE
URST
R/W
R/W
R/W
R/W
R/W
0
Initial Value:
00000000
HOST
B
R/W
bit0
HOST
0
0
USB function is in device mode
1
USB function is in Mini-host mode
bit1
URST
0
USB bus default state
USB bus is reset
1
bit2
SOFIRE
0
SOF interrupt disabled
SOF interrupt enabled
1
bit3
DIRE
Disconnection interrupt Enable bit
0
Disconnection interrupt disabled
Disconnection interrupt enabled
1
bit4
CNNIRE
Connection interrupt Enable bit
0
Connection interrupt disabled
1
Connection interrupt enabled
bit5
CMPIRE
Completion interrupt Enable bit
0
Completion interrupt is disabled
1
Completion interrupt is enabled
bit6
URIRE
USB bus Reset interrupt Enable bit
0
Interrupt after USB bus reset is disabled
1
Interrupt after USB bus reset is enabled
bit7
RWKIRE
0
Resume interrupt is disabled
1
Resume interrupt is enabled
HOST Mode bit
USB Reset bit
SOF interrupt Enable bit
Resume interrupt Enable bit
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