TMP92xy21FG Toshiba, TMP92xy21FG Datasheet - Page 441

• Manufacturer Part Number: TMP92xy21FG
• Manufacturer: Toshiba

Specifications of TMP92xy21FG

• Package: LQFP144
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): Romless
• Rom Combinations: Romless
• Ram Combinations: 16
• Architecture: 32-bit CISC
• Usb/spi Channels: -
• Uart/sio Channels: 2
• I2c/sio Bus Channels: -
• (s)dram Controller: 1
• Adc 10-bit Channel: 4
• Da Converter: -
• Timer 8-bit Channel: 4
• Timer 16-bit Channel: 1
• Pwm 8-bit Channels: -
• Pwm 16-bit Channels: -
• Cs/wait Controller: 4
• Dual Clock: Y
• Number Of I/o Ports: 82
• Power Supply Voltage(v): 3.0 to 3.6

3.21.3
Note 1: When USB downloading is used, a special USB device driver and application software are needed on the
Note 2: When UART downloading is used, special application software is needed on the PC.
Note 3:
Outline of Boot Operation
chart.
3.21.3.
There are 3 downloading methods: NAND flash, UART and USB.
After reset, a boot program in the boot ROM operates as shown in the Figure 3.21.2 flow
Internal RAM use is the same regardless of downloading method, and is shown in Figure
PC.
Refer to Table 3.21.3 for details.
(a), (b) and (c) on the flow chart show the points at which external port pins are set.
No
Figure 3.21.2 Flow Chart Outline of Internal Boot ROM
Branch to internal RAM
･ f
･ f
Check NAND flash
FPH
USB
UART OK ?
Clock setting
USB OK ?
Download
with USB
Check
Check
= f
= f
OK ?
Start
OSCH
OSCH
No
No
Yes
92CH21-439
∗ 16/3
(a)
(b)
Yes
Yes
with UART
Download
(c)
from NAND flash
Download
TMP92CH21
2009-06-19