PC87393VJG National Semiconductor, PC87393VJG Datasheet - Page 53

• Manufacturer Part Number: PC87393VJG
• Description: IC, SUPER I/O DEVICE, TQFP-100
• Manufacturer: National Semiconductor

Specifications of PC87393VJG

• Data Rate: 2Mbps
• Supply Voltage Range: 3V to 3.6V
• Logic Case Style: TQFP
• No. Of Pins: 100
• Operating Temperature Range: 0°C to +70°C
• Termination Type: SMD
• Transceiver Type: Interface
• Rohs Compliant: No

2.0 Device Architecture and Configuration
2.13 SERIAL PORT 2 CONFIGURATION
2.13.1 General Description
Serial Port 2 includes IR functionality as described in the Serial Port 2 with IR chapter.
2.13.2 Logical Device 2 (SP2) Configuration
Table 21 lists the configuration registers which affect the Serial Port 2. Only the last register (F0h) is described here. See
Sections 2.2.3 and 2.2.4 for descriptions of the others.
Index
30h Activate. See also bit 0 of the SIOCF1 register and bit 2 of the SIOCF6 register. R/W
60h Base Address MSB register. Bits 7-3 (for A15-11) are read only, 00000b.
61h Base Address LSB register. Bit 2-0 (for A2-0) are read only, 000b.
70h Interrupt Number and Wake-Up on IRQ Enable register
71h Interrupt Type. Bit 1 is R/W; other bits are read only.
74h DMA Channel Select 0 (RX_DMA)
75h DMA Channel Select 1 (TX_DMA)
F0h Serial Port 2 Configuration register
Table 21. Serial Port 2 Configuration Registers
Configuration Register or Action
53
(Continued)
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
00h
02h
F8h
03h
03h
04h
04h
02h
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