TMP92CF26AXBG Toshiba, TMP92CF26AXBG Datasheet - Page 201

• Manufacturer Part Number: TMP92CF26AXBG
• Description: Microcontrollers (MCU) TLCS-900/H1 ROMLESS 144KB RAM
• Manufacturer: Toshiba

Specifications of TMP92CF26AXBG

• Processor Series: TLCS-900
• Core: 900/H
• Data Bus Width: 16 bit
• Program Memory Type: ROM
• Program Memory Size: 8 KB
• Data Ram Size: 144 KB
• Interface Type: I2C, I2S, UART, USB
• Maximum Clock Frequency: 80 MHz
• Number Of Programmable I/os: 136
• Number Of Timers: 10
• Maximum Operating Temperature: + 50 C
• Mounting Style: SMD/SMT
• Package / Case: FBGA-228
• Development Tools By Supplier: BM1040R0A, BM1055R0B, SW96CN0-ZCC, SW00MN0-ZCC
• Minimum Operating Temperature: 0 C
• On-chip Adc: 10 bit, 6 Channel
• Lead Free Status / Rohs Status: Details

3.8.5
(1) BOOT mode
(2) Memory map of the boot ROM
(3) Reset/interrupt address select circuitry
This section describes the on-chip boot ROM.
For the program specification of boot ROM, refer to Section 3.4, Boot ROM.
Note: Since the last 16-byte area (FFFFF0H to FFFFFFH) is reserved for an emulator, this area is not remapped by
On-Chip Boot ROM Control
AM1
reset.
3FE000H to 3FFFFFH.
FFFFEFH (area (A)) in the TLCS-900/H1.
reset/interrupt vector address select circuitry.
3FFF00H to 3FFFEFH (area (B)). By clearing the BROMCR<VACE> bit to 0 after the
boot sequence, the vector area can be remapped to the area (A). Therefore, the area (A)
can be used only for the system routine.
this register has no effect.
0
0
1
1
The TMP92CF26A boots in BOOT mode following the AM1 and AM0 settings upon
The Boot ROM consists of 8-Kbyte masked ROM and is located in the memory area from
The reset/interrupt vector area is located in the memory area from FFFF00H to
Since the boot ROM is located in the different area, the TMP92CF26A supports
In BOOT mode, the reset/interrupt vector area is located in the memory area from
This BROMCR<VACE> bit is initialized to 1 in BOOT mode. In any other start mode,
clearing the BROMCR<VACE> bit.
AM0
0
1
0
1
FFFF00H
000000H
3FE000H
3FFF00H
04A000H
400000H
Boots from external memory using a
Boots from the on-chip Boot ROM (32-bit on-chip MROM)
92CF26A-200
On-Chip Boot ROM
On-Chip I/O , RAM
(8 Kbytes)
Don’t use this setting
Don’t use this setting
Start mode
(B) Reset/Interrupt
(A) Reset/Interrupt
16-bit data bus
Vector area
(256 bytes)
Vector area
(256 bytes)
TMP92CF26A
2007-11-21