Notes On Timer C - Renesas R8C/18 Series Hardware Manual

R8C/18 Group, R8C/19 Group
14.3.3

Notes on Timer C

Access registers TC, TM0, and TM1 in 16-bit units.
The TC register can be read in 16-bit units. This prevents the timer value from being updated
between when the low-order bytes and high-order bytes are being read.
Example of reading timer C:
MOV.W
Rev.1.30 Apr 14, 2006
REJ09B0222-0130
0090H,R0 ; Read out timer C
Page 145 of 233
14. Timers