M42800A Atmel Corporation, M42800A Datasheet - Page 195

• Manufacturer Part Number: M42800A
• Manufacturer: Atmel Corporation

Specifications of M42800A

• Flash (kbytes): 0 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 33 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 54
• Ext Interrupts: 54
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 8
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.3/5.0
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

7.19
ARM DDI 0029G
Boundary scan general timing
Figure 7-18 shows the ARM7TDMI processor boundary scan general timing. The
timing parameters used in Figure 7-18 are listed in Table 7-18.
Data out
Data in
Copyright © 1994-2001. All rights reserved.
TMS
TDO
TCK
TDI
T
T
bsoh
bsdh
Symbol
T
T
T
T
T
T
T
T
T
T
bsch
bscl
bsdd
bsdh
bsih
bsis
bsod
bsoh
bssh
bsss
T
T
Table 7-18 Boundary scan general timing parameters
bsod
bsdd
T
bscl
Parameter
TCK high period
TCK low period
TCK to data output valid
Data output hold time from TCK
TDI, TMS hold from TCKr
TDI, TMS setup to TCKr
TCKf to TDO valid
TDO hold time from TCKf
I/O signal setup from TCKr
I/O signal setup to TCKr,
T
T
bsss
bsis
Figure 7-18 Boundary scan general timing
T
bsdh
T
T
bssh
bsih
T
bsdd
T
bsch
AC and DC Parameters
Parameter type
Minimum
Minimum
Maximum
Minimum
Minimum
Minimum
Maximum
Minimum
Minimum
Minimum
7-23