TMP91xy25FG Toshiba, TMP91xy25FG Datasheet - Page 120

• Manufacturer Part Number: TMP91xy25FG
• Manufacturer: Toshiba

Specifications of TMP91xy25FG

• Package: LQFP100
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): Romless
• Rom Combinations: Romless
• Ram Combinations: Ramless
• Architecture: 16-bit CISC
• Usb/spi Channels: -
• Uart/sio Channels: 2
• I2c/sio Bus Channels: -
• (s)dram Controller: -
• Adc 10-bit Channel: 4
• Da Converter: -
• Timer 8-bit Channel: 4
• Timer 16-bit Channel: -
• Pwm 8-bit Channels: -
• Pwm 16-bit Channels: -
• Cs/wait Controller: 4
• Dual Clock: Y
• Number Of I/o Ports: 49
• Power Supply Voltage(v): 3.0 to 3.6

TMP91C025
*In case of 16-bit bus memory
TMP91C025
Program ROM: MROM, 16 Mbytes, Data ROM: MROM, 64 Mbytes, Data RAM: SRAM, 8
Mbytes, 8-bit bus, Option ROM: Flash, 16 Mbytes.
TMP91C025 and 8-bit bus case, direct connection address bus from TMP91C025.
each chip select signal, RAM:
MROM:
EA24 and EA25.
to program ROM. It can set free setting except program ROM.
Control signals
At Figure 3.8.4, it shows example of connection TMP91C025 and some memories:
In case of 16-bit bus memory connection, it need to shift 1-bit address bus from
In that figure, logical address and physical address are shown. And each memory allot
Initial condition after reset, because TMP91C025 access from CS2 area, CS2 area allots
RD
D [0:15]
, (
CS
A16
EA24, EA25
A0
A1
A2
WR
3
Address
Data
. In case of this example, as data MROM is 64 Mbytes, this MROM connect to
CS
CS
,
CS
CS
HWR
0
1
2
3
: SRAM)
:
:
Figure 3.8.4 H/W Setting Example
D [0:15]
open
A0
A1
A15
Control signals
Memory
91C025-118
CS
0
, FLASH_ROM:
16 Mbytes
16 Mbytes
64 Mbytes
8 Mbytes
FLASH
MROM
MROM
16 bits
16 bits
16 bits
SRAM
8 bits
*In case of 8-bit bus memory
TMP91C025
Control signals
Data/Stack RAM
000000H to 1FFFFFH (Logical)
000000H to 7FFFFFH (Physical)
Optional ROM
400000H to 7FFFFFH (Logical)
000000H to FFFFFFH (Physical)
Program ROM
C00000H to FFFFFFH (Logical)
000000H to FFFFFFH (Physical)
Data ROM
800000H to BFFFFFH (Logical)
0000000H to 3FFFFFFH (Physical)
CS
CS
CS
CS
CS
0
1
3
2
D [0:7]
1
, Program MROM:
A0
A1
A2
A7
:
:
D [0:7]
A0
A1
A2
A7
Control signals
Memory
TMP91C025
2007-02-28
CS
2
, Data