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參數(shù)資料
| 型號： | RF5C296 |
| 廠商： | RICOH COMPANY LTD |
| 元件分類： | 總線控制器 |
| 英文描述： | TRI N PLUG F PLAS 4-20 |
| 中文描述： | PCMCIA BUS CONTROLLER, PQFP144 |
| 封裝： | 1.70 MM HEIGHT, PLASTIC, LQFP-144 |
| 文件頁數(shù)： | 31/93頁 |
| 文件大?。?/td> | 449K |
| 代理商： | RF5C296 |
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RF5C296/RF5C396L/RB5C396/RF5C396
27
INTERNAL REGISTERS
RF5C396 has the registers both for Slot#0 (2) and Slot#1 (3). RF5C296 has the registers only for Slot#0 (1, 2, 3).
The internal registers have default bit settings (immediately after the falling edge of the RESETDRV pin signal
when the POWERGOOD pin signal is set to “0”) as enumerated below:
Index : 00h
bit7 to bit6 : These bits indicate the type of PC Cards supported by the RF5C296/RF5C396.
Default value : 1000 0011b
Read only
bit7
0
0
1
1
bit6
0
1
0
1
Interface
I/O Only
Memory Only
Memory & I/O
Reserved
Index : 01h
bit7
bit6
Default value : Depends on PC card slot status
: Indicates the state of the reverse of the GPI pin.
: PC Card Power Active. Indicates the current power status of the socket. “0” shows that power to the socket
is off, and “1” shows that the power is provided to the socket.
: Ready/Busy Status Bit. This bit indicates the busy status when set to “0” and the ready status when set
to“1” when the PC card is the memory card. Further, this bit specifies reading back of the IREQ# pin signal
when the PC card is the I/O card.
: Memory Write Protect. Indicates the state of the WP pin. Memory write accesses to the slot will not be
blocked unless the Write Protect bit in the Card Memory Offset Address Register High Byte is set to “1”.
Read only
bit5
bit4
1. Chip Control
*
) In this register, bits7 and 6 identify the type of the PC card controllers while bits3 to 0 indicate revision numbers. If this register is read, can be read
back “83h”.
bit5 : Reserved
bit4 : Reserved
bit3 : Revision# : 0
bit2 : Revision# : 0
bit1 : Revision# : 1
bit0 : Revision# : 1
1.1 Identification and Revision Register*
1.2 Interface Status Register
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| RF5C396 | TRI N PLUG F PLAS 12-19 |
| RF5C396L | TRI N PLUG F PLAS 0-48 |
| RF5C62 | REAL-TIME CLOCK |
| RG2A2 | 1300V，Damper Diodes(For Display)(1300V，阻尼二極管(用于顯示器）) |
| RG2Y | 70V，Ultra-Fast-Recovery Rectifier Diodes(70V，超快恢復整流二極管) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| RF5C396 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PC Card Controller compliant with PCMCIA 2.1/JEIDA 4.2 |
| RF5C396L | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PC Card Controller compliant with PCMCIA 2.1/JEIDA 4.2 |
| RF5C59 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:UART |
| RF5C62 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:REAL-TIME CLOCK |
| RF5C67 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telecommunication IC |
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