User Manual
AT75C220
108
TC Block Mode Register 
Register Name:TC_BMR
Access Type:Read/write 
Reset Value: 0x0
• TC0XC0S: External Clock Signal 0 Selection 
• TC1XC1S: External Clock Signal 1 Selection 
• TC2XC2S: External Clock Signal 2 Selection
31 30 29 28 27 26 25 24
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23 22 21 20 19 18 17 16
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15 14 13 12 11 10 9 8
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76543210
–– TC2XC2S TC1XC1S TC0XC0S
TC0XC0S Signal Connected to XC0
00TCLK0
01None
10TIOA1
11TIOA2
TC1XC1S Signal Connected to XC1
00TCLK1
0 1 none
10TIOA0
11TIOA2
TC2XC2S Signal Connected to XC2
00TCLK2
0 1 none
10TIOA0
11TIOA1










