W83977AF Information Storage Devices, Inc, W83977AF Datasheet - Page 145
![no-image](/images/no-image-200.jpg)
W83977AF
Manufacturer Part Number
W83977AF
Description
W83877TF Plus Kbc, Cir, RTC
Manufacturer
Information Storage Devices, Inc
Datasheet
1.W83977AF.pdf
(181 pages)
- Current page: 145 of 181
- Download datasheet (3Mb)
CR74 (Default 0x04)
CR75 (Default 0x04)
CRF0 (Default 0x00)
mode
Bit 7-3 : Reserved.
Bit 2-0 : These bits select DRQ resource for RX of UART C.
Bit 7-3 : Reserved.
Bit 2-0 : These bits select DRQ resource for TX of UART C.
Bit 7-4 : Reserved.
Bit 3 : RXW4C
Bit 2 : TXW4C
Bit 1 : APEDCRC
Bit 0 : ENBNKSEL; Bank select enable
= 0x00 DMA0
= 0x01 DMA1
= 0x02 DMA2
= 0x03 DMA3
= 0x04-0x07 No DMA active
= 0x00 DMA0
= 0x01 DMA1
= 0x02 DMA2
= 0x03 DMA3
= 0x04-0x07 No DMA active
= 0
= 1
= 0
= 1
= 0
= 1
= 0
= 1
to RX mode.
to TX mode.
No reception delay when SIR is changed from TX mode to RX mode.
Reception delays 4 characters-time(40 bit-time) when SIR is changed from TX mode
No transmission delay when SIR is changed from RX mode to TX mode.
No append hardware CRC value as data in FIR/MIR mode.
Append hardware CRC value as data in FIR/MIR mode.
Disable IR Bank selection.
Enable IR Bank selection.
Transmission delays 4 characters-time(40 bit-time) when SIR is changed from RX
- 133 -
W83977F/ W83977AF
Publication Release Date: March 1998
PRELIMINARY
Revision 0.58
Related parts for W83977AF
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![ISD25120G](/images/no-image3.png)
Part Number:
Description:
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W89C92](/images/no-image3.png)
Part Number:
Description:
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W741E202](/images/no-image3.png)
Part Number:
Description:
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W741E201](/images/no-image3.png)
Part Number:
Description:
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W83697HF](/images/no-image3.png)
Part Number:
Description:
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W24L257S70LL](/images/no-image3.png)
Part Number:
Description:
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W78E516](/images/no-image3.png)
Part Number:
Description:
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W83783S](/images/no-image3.png)
Part Number:
Description:
H/w Monitor: 3 Temp.(thermal Diode), 6 Vol., 2 PWM Fan Control
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W83791D](/images/no-image3.png)
Part Number:
Description:
Hardware Monitor With Speech Synthesizer And Asf Functions
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W83627F](/images/no-image3.png)
Part Number:
Description:
LPC Interface I/o Plus Kbc, Game Port, Midi Port
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W83627SFFDC](/images/no-image3.png)
Part Number:
Description:
W83627F Plus Smart Card Reader Interface, Vid Control, GP I/o
Manufacturer:
Information Storage Devices, Inc
![W83697HFFDC](/images/no-image3.png)
Part Number:
Description:
LPC Interface I/o Plus Game/midi Port, Fan Control, Flash ROM I/f
Manufacturer:
Information Storage Devices, Inc
Datasheet:
![W83791SD](/images/no-image3.png)
Part Number:
Description:
Programmable Speech Synthesizer With 133 Int/ext Event Triggers
Manufacturer:
Information Storage Devices, Inc
Datasheet: