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參數資料
型號: W86L388D
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: W86L388D Winbond Host Interface SD/MMC Memory Card Bridge
中文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PQFP48
封裝: 7 X 7 MM, 1.40 MM HEIGHT, LQFP-48
文件頁數: 6/28頁
文件大小: 386K
代理商: W86L388D
W86L388D
Preliminary
Publication Release Date: August 2001
- 3 -
Revision 0.50
4. PIN DESCRIPTIONS
Pin
Name
Type
Description
SD Interface:
21
22
15
16
17
20
Crystal Driver:
13
14
Host Interface Signal:
28
HCKI
35
XCSN
36:38
A[3:1]
40
D15/A0
SD5
SD6
SD1
SD2
SD3
SD4
DO/DI
DO/DI
DO/DI
DO/DI
DO
DO
SD connection #5
SD connection #6
SD connection #1
SD connection #2
SD connection #3
SD connection #4
XTI
XTO
DI
DO
Clock driver input signal, may be used as external clock input.
Clock driver output signal.
DI
DI
DI
DI/DO
Host clock input.
Chip select input pin, active low.
Address input pins.
Data bus D15 pin, D[15:8] is the high byte of the data bus, D15
also used as A0 when 8-bit CPU data size. In 8-bit mode,
internal register high byte (D15:8) will accessed at data bus [7:0]
when A0 = 1, low byte (D7:0) will accessed at data bus [7:0]
when A0 = 0.
Data bus D14 pin.
Data bus [13:9] pins.
Data bus [8:4] pins, D[7:0] is the low byte of the data bus.
Data bus [3:0] pins.
Type 1:
High byte (D15 to D8) write control pin, active low.
Type 2:
High byte (D15 to D8) data valid pin, active low.
Type 1:
Low byte (D7 to D0) write control pin, active low.
Type 2:
Low byte (D7 to D0) data valid pin, active low.
41
44:48
1:5
7:10
33
D14
D[13:9]
D[8:4]
D[3:0]
XWRHN/
XBE0
DI/DO
DI/DO
DI/DO
DI/DO
DI
34
XWRLN/
XBE1
DI
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