C8051T322-GQR Silicon Labs, C8051T322-GQR Datasheet - Page 103

• Manufacturer Part Number: C8051T322-GQR
• Description: 8-bit Microcontrollers - MCU USB-OTP-16K-LQFP32
• Manufacturer: Silicon Labs

Specifications of C8051T322-GQR

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit

SFR Definition 17.5. EIE2: Extended Interrupt Enable 2
SFR Address = 0xE7
Name
Reset
Bit
7:4
Type
3
2
1
0
Bit
Reserved Reserved. Must Write 0b.
Unused
EVBUS
Name
EMAT
ES1
R/W
7
0
Unused. Read = 0000b, Write = Don't Care.
Enable Port Match Interrupts.
This bit sets the masking of the Port Match Event interrupt.
0: Disable all Port Match interrupts.
1: Enable interrupt requests generated by a Port Match.
Enable UART1 Interrupt.
This bit sets the masking of the UART1 interrupt.
0: Disable UART1 interrupt.
1: Enable UART1 interrupt.
Enable VBUS Level Interrupt.
This bit sets the masking of the VBUS interrupt.
0: Disable all VBUS interrupts.
1: Enable interrupt requests generated by VBUS level sense.
R/W
6
0
R/W
5
0
C8051T620/621/320/321/322/323
R/W
Rev. 1.1
4
0
Function
EMAT
R/W
3
0
Reserved
R/W
2
0
R/W
ES1
1
0
EVBUS
R/W
0
0
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