M42800A Atmel Corporation, M42800A Datasheet - Page 222

• 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

vi
AT91M42800A
19 SPI: Serial Peripheral Interface ...............................................179
20 JTAG Boundary-scan Register ...............................................201
21 Packaging Information ............................................................205
22 Soldering Profile ......................................................................208
18.9 TC Channel Mode Register: Capture Mode ....................................... 164
18.10 TC Channel Mode Register: Waveform Mode .................................. 166
18.11 TC Counter Value Register .............................................................. 170
18.12 TC Register A ................................................................................... 171
18.13 TC Register B ................................................................................... 171
18.14 TC Register C ................................................................................... 172
18.15 TC Status Register ........................................................................... 173
18.16 TC Interrupt Enable Register ............................................................ 175
18.17 TC Interrupt Disable Register ........................................................... 177
18.18 TC Interrupt Mask Register .............................................................. 178
19.1 Pin Description ................................................................................... 179
19.2 Master Mode ....................................................................................... 180
19.3 Slave Mode ......................................................................................... 184
19.4 Data Transfer ...................................................................................... 185
19.5 Clock Generation ................................................................................ 186
19.6 Peripheral Data Controller .................................................................. 186
19.7 SPI Programmer’s Model ................................................................... 187
19.8 SPI Control Register ........................................................................... 188
19.9 SPI Mode Register ............................................................................. 189
19.10 SPI Receive Data Register ............................................................... 191
19.11 SPI Transmit Data Register .............................................................. 192
19.12 SPI Status Register ..........................................................................193
19.13 SPI Interrupt Enable Register ........................................................... 194
19.14 SPI Interrupt Disable Register .......................................................... 195
19.15 SPI Interrupt Mask Register .............................................................196
19.16 SPI Receive Pointer Register ........................................................... 197
19.17 SPI Receive Counter Register .......................................................... 197
19.18 SPI Transmit Pointer Register .......................................................... 198
19.19 SPI Transmit Counter Register ......................................................... 198
19.20 SPI Chip Select Register .................................................................. 199
22.1 Green Soldering Profile ...................................................................... 208
1779D–ATARM–14-Apr-06