TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 160

• 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

Configuration
7.2.12. GPIO Data Register 1 (GPIODR1)
Rev. 3.1 November 1, 2005
RESERVED
63
47
31
15
63:62 G0PD
61:32 G0PD
31:24 GPD
23:0
Bit
62
46
30
14
GPD
Mnemonic
61
45
29
13
RESERVED
60
44
28
12
G0P Data
G0P Data
GP Data
GP Data
Field Name
59
43
27
11
58
42
26
10
Reserved
G0PIO29 – G0PIO00 Data/Status
When Write to these bits:
When read these bits, the read data are from the G0PIO
signals.
Reserved
GPIO23 – GPIO00 Data/Status
When Write to these bits:
When read these bits, the read data are from the GPIO
signals.
57
41
25
9
- If G0PM = 0 then
- if G0PM = 1 then
- If GPM = 0 then
- if GPM = 1 then
Figure 7-12 GPIODR1 Register
Table 7-13 GPIODR1 Register
G0PD[15:0]
if G0PD = 0, GPIOC drives LOW
if G0PD = 1, GPIOC tri-state (default)
if G0PD = 0, GPIOC drives LOW
if G0PD = 1, GPIOC drives HIGH (default)
if GPD = 0, GPIOC drives LOW
if GPD = 1, GPIOC tri-state (default)
if GPD = 0, GPIOC drives LOW
if GPD = 1, GPIOC drives HIGH (default)
GPD[15:0]
56
40
24
8
0x????
0x????
0x????
0x????
R/W
R/W
R/W
R/W
G0PD[29:16]
55
39
23
7-22
7
Description
54
38
22
6
53
37
21
5
GPD[23:16]
52
36
20
4
51
35
19
3
50
34
18
2
Toshiba RISC Processor
49
33
17
1
0x?
0x????_????
0x??
0x??_????
Initial Value
0xE108
48
32
16
0
: Default
: Default
: Default
: Default
: R/W
: R/W
: R/W
: R/W
TX4939
R/W
R/W
R/W
R/W
R/W
7
7