CP2120-GM Silicon Laboratories Inc, CP2120-GM Datasheet - Page 21

• Manufacturer Part Number: CP2120-GM
• Description: IC I/O EXPANDER I2C/SPI 8B 20QFN
• Manufacturer: Silicon Laboratories Inc
• Type: SPI to I2C Bridger

Specifications of CP2120-GM

• Package / Case: 20-QFN
• Interface: I²C, SPI
• Number Of I /o: 8
• Interrupt Output: Yes
• Frequency - Clock: 400kHz
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 336-1324

Internal Register Address:
Internal Register Definition 10. EDGEINT: Edge Triggered Interrupt Enable
R/W
EIF
Bit 7
Reset Value:
Bit 4–Bit 0:
Bit 5:
Bit 7:
Bit 6:
EIE
R/W
Bit 6
0: Interrupt triggered on negative-to-positive digital transition on the EI_INT port
pin.
1: Interrupt triggered on positive-to-negative digital transition on the EI_INT port
pin.
Not used.
EIF: Edge Triggered Interrupt Flag
0: No edge triggered event has occurred on the EI_INT pin.
1: Edge-triggered event has occurred on the EI_INT pin.
EIE: Edge Triggered Interrupt Enable
EIT: Edge Triggered Interrupt Trigger
0x08
0x00
0: Edge Triggered interrupts disabled.
1: Edge Triggered interrupts enabled.
Bit 5
R/W
EIT
Rsvd
R/W
Bit 4
Rev. 0.4
Rsvd
R/W
Bit3
Rsvd
Bit 2
R/W
Rsvd
R/W
Bit 1
CP2120
Rsvd
R/W
Bit 0
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