Routines
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B6E8: Print 'PRESS'C'TO CHANGE NAME' and wait for a keypress
Used by the routines at B8E8 and EFE0. Returns with the zero flag set if 'c' was pressed.
B6E8 LD HL,$5C3B This is the FLAGS system variable
B6EB RES 5,(HL) Signal: no key pressed
B6ED CALL $B3F6 Print 'PRESS'C'TO CHANGE NAME'
B6F0 CALL $673A Wait for a keypress and collect its ASCII code in A
B6F3 JR Z,$B6F0
B6F5 OR $20 Convert the ASCII code to lower case
B6F7 CP $63 Set the zero flag if 'c' (or 'C') was pressed
B6F9 RET
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