M42800A Atmel Corporation, M42800A Datasheet - Page 221

• 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

1779D–ATARM–14-Apr-06
17 USART: Universal Synchronous/Asynchronous Receiver/Trans-
18 TC: Timer/Counter ....................................................................149
mitter 121
17.1 Pin Description ................................................................................... 122
17.2 Baud Rate Generator ......................................................................... 122
17.3 Receiver ............................................................................................. 123
17.4 Transmitter ......................................................................................... 125
17.5 Multi-drop Mode .................................................................................. 125
17.6 Break .................................................................................................. 126
17.7 Peripheral Data Controller .................................................................. 127
17.8 Interrupt Generation ........................................................................... 127
17.9 Channel Modes .................................................................................. 127
17.10 USART User Interface ...................................................................... 129
17.11 USART Control Register .................................................................. 130
17.12 USART Mode Register ..................................................................... 132
17.13 USART Interrupt Enable Register .................................................... 135
17.14 USART Interrupt Disable Register .................................................... 137
17.15 USART Interrupt Mask Register ....................................................... 139
17.16 USART Channel Status Register ..................................................... 141
17.17 USART Receiver Holding Register ................................................... 143
17.18 USART Transmitter Holding Register ............................................... 143
17.19 USART Baud Rate Generator Register ............................................ 144
17.20 USART Receiver Time-out Register ................................................. 145
17.21 USART Transmitter Time-guard Register ........................................ 146
17.22 USART Receive Pointer Register ..................................................... 147
17.23 USART Receive Counter Register ................................................... 147
17.24 USART Transmit Pointer Register .................................................... 148
17.25 USART Transmit Counter Register .................................................. 148
18.1 Signal Name Description(1, 2) ........................................................... 151
18.2 Timer/Counter Description .................................................................. 152
18.3 Capture Operating Mode .................................................................... 155
18.4 Waveform Operating Mode ................................................................ 157
18.5 TC User Interface ............................................................................... 160
18.6 TC Block Control Register .................................................................. 161
18.7 TC Block Mode Register ..................................................................... 162
18.8 TC Channel Control Register .............................................................163
AT91M42800A
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