M42800A Atmel Corporation, M42800A Datasheet - Page 255

• 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

B.11.2 Scan chain 1 cells
ARM DDI 0029G
The ARM7TDMI core provides data for scan chain 1 cells as listed in Table B-4.
Copyright © 1994-2001. All rights reserved.
Number
95
96
97
98
99
100
101
102
103
104
105
Table B-3 Scan chain 0 cells (continued)
Number
1
2
3
4
5
a. DCTL is an output from the processor
used to control the unidirectional data out
latch, DOUT[31:0]. The signal is not
visible from the periphery of the
ARM7TDMI core. DCTL is not
described further in this document.
Signal
A[10]
A[9]
A[8]
A[7]
A[6]
A[5]
A[4]
A[3]
A[2]
A[1]
A[0]
Table B-4 Scan chain 1 cells
Signal
D[0]
D[1]
D[2]
D[3]
D[4]
Debug in Depth
Type
Input/output
Input/output
Input/output
Input/output
Input/output
Type
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
B-37