Silicon Laboratories C8051F340 Manuel d'utilisateur télécharger pdf (Page 177)

Rev. 0.5 177

C8051F340/1/2/3/4/5/6/7

USB Register Definition 16.11. IN1INT: USB0 IN Endpoint Interrupt

USB Register Definition 16.12. OUT1INT: USB0 Out Endpoint Interrupt

Bits7–4: Unused. Read = 0000b. Write = don’t care.

Bit3: IN3: IN Endpoint 3 Interrupt-pending Flag

This bit is cleared when software reads the IN1INT register.

0: IN Endpoint 3 interrupt inactive.

1: IN Endpoint 3 interrupt active.

Bit2: IN2: IN Endpoint 2 Interrupt-pending Flag

This bit is cleared when software reads the IN1INT register.

0: IN Endpoint 2 interrupt inactive.

1: IN Endpoint 2 interrupt active.

Bit1: IN1: IN Endpoint 1 Interrupt-pending Flag

This bit is cleared when software reads the IN1INT register.

0: IN Endpoint 1 interrupt inactive.

1: IN Endpoint 1 interrupt active.

Bit0: EP0: Endpoint 0 Interrupt-pending Flag

This bit is cleared when software reads the IN1INT register.

0: Endpoint 0 interrupt inactive.

1: Endpoint 0 interrupt active.

RRRRRRRRReset Value

- - - - IN3 IN2 IN1 EP0 00000000

Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 USB Address:

0x02

Bits7–4: Unused. Read = 0000b. Write = don’t care.

Bit3: OUT3: OUT Endpoint 3 Interrupt-pending Flag

This bit is cleared when software reads the OUT1INT register.

0: OUT Endpoint 3 interrupt inactive.

1: OUT Endpoint 3 interrupt active.

Bit2: OUT2: OUT Endpoint 2 Interrupt-pending Flag

This bit is cleared when software reads the OUT1INT register.

0: OUT Endpoint 2 interrupt inactive.

1: OUT Endpoint 2 interrupt active.

Bit1: OUT1: OUT Endpoint 1 Interrupt-pending Flag

This bit is cleared when software reads the OUT1INT register.

0: OUT Endpoint 1 interrupt inactive.

1: OUT Endpoint 1 interrupt active.

Bit0: Unused. Read = 0; Write = don’t care.

RRRRRRRRReset Value

----OUT3OUT2OUT1-00000000

Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 USB Address:

0x04

1 2 ... 172 173 174 175 176 177 178 179 180 181 182 ... 281 282

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Silicon Laboratories C8051F340 Manuel d'utilisateur Page 177

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