w83877atd Winbond Electronics Corp America, w83877atd Datasheet - Page 137

• Manufacturer Part Number: w83877atd
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

Bit 1-0: PIN93FUN1~0 - Pin 93 function select.
8.2.36 Configuration Registers (CR2C)
When the device is in Extended Function mode and EFIR is 2CH, the CR2C register can be accessed
through EFDR. This register default value is 10
Bit 7-2 : PIN91FUN2~0 - Pin 91 function select.
* Note that the bit IRQMODS is defined in CR31.Bit2, that
Note: The IRSL0/IRRXH selection is determined by Bit 5(IRSL0 Mode selection) of Register7 of
Bank7. When setting Bit 5 to logical 1, IRSL0 is selected; When setting Bit 5 to logical 0, IRRXH is
selected.
Bit 4 :APEDCRC - Append CRC to receiver when a frame is end.
IRQMODS
ENPNF(CR16.Bit7)
0
0
0
0
0
1
= 0 No append hardware CRC value as data in FIR/MIR mode
= 1 Append hardware CRC value as data in FIR/MIR mode
0
0
0
0
1
*
PIN91FUN2
X
0
0
0
0
1
7
6
PIN93FUN1
5
0
0
1
1
X
PIN91FUN1
4
X
0
0
1
1
0
3
16
- 133 -
. The bit definitions are as follows:
2
1
is,
PIN91FUN0
PIN93FUN0
a IRQ mode selection.
0
X
X
0
1
0
1
0
0
1
0
1
Reserved
Reserved
CLKINSEL
ENBNKSEL
APEDCRC
PIN91FUN0
PIN91FUN1
PIN91FUN2
Publication Release Date: April 1998
W83877ATF
IRRXH/IRSL0
Reserved
Reserved
DACK_D
SERIRQ
IRQ_H
Pin 91
IRSL2
DRQ_D
Pin 93
IRQIN
IRSL2
PNF
Version 0.51