TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 180

• Manufacturer Part Number: TX4939XBG-400
• Manufacturer: Toshiba

Specifications of TX4939XBG-400

• Cpu Core: TX49/H4 90nm
• Clock Mhz/max Mips: 400/520
• Inst./data Cache: 32KB (4 Way)/32KB (4 Way)
• Tlb: x
• 1cycle Mac: x
• Volts (v): 1.25/2.5/3.3
• Peripherals: DDR, NAND, ATA, ETHERNET, SECURITY, FPU, MMU, SPI, I2S, I2C, PCI, VIDEO, UART, TIMER, RTC
• Companion Chip: TC86C001FG
• Package: PGBA456

INTC
8.4.9. Interrupt Edge Detection Clear Register (IREDC)
Rev. 3.1 November 1, 2005
Bit
31:25
24
23:20
19:16
15:9
8
7:5
4:0
31
15
Mnemonic
⎯
EDCE1
⎯
EDCS1
⎯
EDCE0
⎯
EDCS0
30
14
29
13
Reserved
Reserved
28
12
Field Name
⎯
Edge Detection
Clear Enable 1
⎯
Edge Detection
Clear Source 1
⎯
Edge Detection
Clear Enable 0
⎯
Edge Detection
Clear Source 0
27
11
Table 8-14 Interrupt Edge Dectection Clear Register
Figure 8-12 Interrupt Edge Detection Clear Register
26
10
25
9
EDCE1
RW1C
RW1C
EDCE0
24
0
8
0
Explanation
Reserved
Edge Detection Clear Enable 1 (Default: 0)
Clears edge detection of interrupts specified by the EDCS1 field
0: Does not clear.
1: Clears.
Value always becomes “0” when this bit is read.
Reserved
Edge Detection Clear Source 1 (Default: 0x0)
These bits specify the interrupt source to be cleared.
1111: Reserved
1110: Reserved
1101: Interrupt Channel [30]
1100: Interrupt Channel [29]
1011: Interrupt Channel [28]
1010: Interrupt Channel [27]
1001: Reserved
0000: Reserved
Reserved
Edge Detection Clear Enable 0 (Default: 0)
Clears edge detection of interrupts specified by the EDCS0 field.
0: Does not clear.
1: Clears.
Value always becomes “0” when this bit is read.
Reserved
Edge Detection Clear Source 0 (Default: 0x0)
These bits specify the interrupt source to be cleared.
1111: Reserved
0110: Reserved
0101:
0100: Interrupt Channel [5]
0011: Interrupt Channel [4]
0010: Interrupt Channel [3]
0001: Reserved
0000: Reserved
Reserved
8-18
23
7
Reserved
Reserved
22
6
21
5
20
4
19
0
3
0
18
0
2
0
EDCS1
EDCS0
Toshiba RISC Processor
17
0
1
0
0xE8A8
16
0
0
0
: Default
: Default
: Type
: Type
TX4939
R/W
⎯
R/W1C
⎯
R/W
⎯
R/W1C
⎯
R/W
8
8